Physicians | Maryland Oncology Hematology Physicians – Maryland Oncology Hematology

Danubia Hester, M.D.

Dr. Danubia Hester is a medical oncologist and hematologist who joined Maryland Oncology Hematology in 2022. Danubia spent her childhood in Baton Rouge, Louisiana but relocated to Bowie, Maryland in her youth. She became a Blue Devil for undergraduate school at Duke University and pitched a tent outside Krzyzewskiville before big games. She majored in Chemistry. Dr. Hester earned her medical degree from Howard University College of Medicine before completing her internship and her residency in internal medicine at Inova Fairfax Hospital in Falls Church, VA, where she also served as chief resident. She also completed a fellowship in hematology oncology at the University of Wisconsin in Madison, WI. Dr. Hester is board certified in Internal Medicine and Hematology. She is board eligible for Oncology.

Prior to completing her medical degree, Dr. Hester gained experience as a research assistant in the Department of Microbiology and Immunology at the University of Maryland School of Medicine. In 2019, she served as the event chair and organizer of the inaugural Health Disparities Symposium at Inova Fairfax Medical Campus. She has been published in several medical publications, including ImmunoHorizons, the Journal of Clinical Gastroenterology, and the Journal of Pancreatic Cancer. She also part of a research team that presented research at ASCO.

Dr. Hester has also contributed to the medical community internationally. She participated in medical research identifying barriers to care in Ghana and served as a medical intern in Haiti, triaging and treating obstetric and gynecological patients. Dr. Hester also participated in a medical exchange program with Gondar University in Ethiopia.

Danubia likes to scour the internet for travel deals, watch professional tennis (she is two short of seeing all the grand slams), and sample cuisine from all the local foodie hangouts. She loves spending time with her family especially with her husband and daughters and enjoys homemade Venezuelan cuisine by her mother.

Sarah Regan, MD

Dr. Sarah Regan is a hematologist and medical oncologist who was born and raised in Maryland. She attended the University of Maryland School of Medicine and completed her residency at the University of Maryland Medical Center. She went on to a fellowship in hematology and medical oncology at the NCI-designated University of Maryland Marlene and Stewart Greenebaum Comprehensive Cancer Center. Her professional interests include gastrointestinal, breast, genitourinary, and thoracic oncology, as well as benign hematology.


She is committed to providing compassionate, high-quality care to her patients and emphasizes the importance of clear communication. Outside of work, she enjoys spending time with her husband and family, traveling, hiking, gardening, and going to baseball games.

Najeff Waseem, M.D.

Dr. Najeff Waseem joined Maryland Oncology Hematology in August 2022. Dr. Waseem received his medical degree from the George Washington School of Medicine and Health Sciences, where he was named a member of the Alpha Omega Alpha Honor Medical Society. He completed an internal medicine residency at Stanford, and a post-doctoral fellowship in hematology and oncology at Johns Hopkins Hospital. He is board certified in medical oncology by the American Board of Internal Medicine. He has published in both JAMA Oncology and Journal of Clinical Oncology. Dr. Waseem is a member of the American Society of Hematology and the American Society of Clinical Oncology.

Outside of medicine, Dr. Waseem enjoys creative writing, reading, sports, cooking, strategy games, and travel. He is a Ravens fan and season ticket holder!

He speaks English, Spanish, and Urdu.

Albert J. Steren, MD, FACOG

Dr. Albert J. Steren, MD, FACOG, has over 30 years of experience in Obstetrics, Gynecology, and Gynecologic Oncology and will be joining Mayland Oncology Hematology at the Aquilino Cancer center in August. He comes from Women’s Health Specialists of Montgomery County, where he has practiced for the last 20 years. A leader in the field of minimally invasive gynecologic surgery and medical director of an AAGL-certified fellowship in minimally invasive surgery. Dr. Steren is also an associate clinical professor at Uniformed Services University of the Health Sciences and an assistant clinical professor at George Washington University School of Medicine. Dr. Steren has received numerous awards, including being named to Newsweek’s list of top oncologists and multiple Top Doctors distinctions from Washingtonian magazine, Bethesda magazine, and U.S. News & World Report. Dr. Steren performed the first robotic surgery in Montgomery County in 2008.

Shruti Murali, MD

Shruti Murali, MD, is originally from New Jersey. She did her medical school training in India, internal medicine residency at the University of Connecticut, and Fellowship training in Hematology and Oncology at the University of Maryland Medical Center.. Since then, Dr. Murali has stayed locally in Baltimore County to work at the University of Maryland St. Joseph Medical Center. I have an interest in Breast Oncology, Thoracic, GI/GU Oncology, and Hematology.

In practice, she values communication with patients and their family members to help them make the best treatment decision tailored to their personal medical history. She enjoys traveling, spending time with her husband, family, friends, and growing baby girl.

Harminder S. Sethi, MD

Dr. Sethi is a seasoned Hematologist/ Medical Oncologist with over 18 years of experience. He completed his initial medical education in India, completed his residency training at North Shore University Hospital, NY followed by Oncology/ Hematology fellowship at Medstar Washington Hospital Center. During the fellowship, Dr. Sethi completed Bone Marrow Transplant training in affiliation with the Fred Hutchinson Cancer Center in Seattle, WA, and additional Oncology training with the National Heart, Blood, and Lung Institute. Dr. Sethi has an ardent respect for each patient and develops treatment plans including, targeted therapy and biological therapy based on the most up-to-date national guidelines, designed to treat the unique intricacies of each patient’s illness. He is affiliated with Providence Hospital and Medstar Washington Hospital Center and instituted the core values to which they adhere.

James F. Barter, MD, FACOG

Dr. Barter is recognized as one of the country’s leading gynecologists by Good Housekeeping, perennially as one of the Top Doctors in the Washington, D.C. area, as well as one of only two Gynecologic Oncologists noted as top doctors in Northern Virginia. He is currently a Clinical Professor at George Washington University and director of Gynecologic Oncology research at Holy Cross Hospital. He received his medical degree from the University of Virginia and completed two years of Internal Medicine and four years of Obstetrics and Gynecology at Duke University Medical Center, followed by a fellowship in Gynecologic Oncology at the University of Alabama Medical Center. He was then at Lombardi Cancer Center / Georgetown University Medical Center for 16 years, rising to the rank of Professor. Dr. Barter joined Maryland Oncology Hematology in April 2022 at White Oak Cancer Center.  Dr. Barters’ current interests include surgery using the Da Vincia surgical robot to assist in Gynecologic surgery.

He has lectured locally and internationally on this topic. He was recently ranked in the top 15 users worldwide for robotic gynecologic and gynecologic oncology procedures and is presenting the Holy Cross Gynecologic and Gynecologic Oncology experience at the Middle Atlantic Gynecologic Oncology Symposium. His four-year interest in the development of a serum blood test for Ovarian Cancer detection will soon culminate in published research involving Serum Proteomics. In conjunction with Holy Cross, he continues his interest in protocols dealing with novel approaches for Ovarian Cancer treatment, having received research grants. A novel study to determine cancer cell sensitivity to chemotherapy has just begun.

Adam Goldrich, M.D.

Dr. Adam Goldrich attended Binghamton University, renowned as one of the top public research universities in the U.S., where he received a Bachelor of Science degree in Chemistry and then attended Tel Aviv University – Sackler School of Medicine, a global leader in cancer and molecular biomedical research. As a medical student, he worked at a specialized clinic that provides medical care for undocumented immigrants administered by the internationally renowned Physicians for Human Rights. Upon graduating from medical school, he completed his internal medicine residency at SUNY Downstate Health Sciences University. Following his residency, he was elected by his peers to be the Chief Resident at the world-renowned Kings County Hospital in Brooklyn, NY. Dr. Goldrich trained as a fellow in medical oncology and hematology at Temple University Hospital’s Fox Chase Cancer Center.

While at Fox Chase Cancer Center, Dr. Goldrich was actively involved in clinical trials, focusing on immunotherapeutic treatments in cancer care and thoracic oncology research trials as a member of the Chest Steering Committee. In 2018, he moved to Annapolis, to practice medical oncology and hematology in the community. He joined Maryland Oncology Hematology in October 2020.

Dr. Goldrich has leveraged his oncology and hematology expertise for continuing research in the use of immunotherapy and has given specific attention to comprehensive genomic tumor profiling and targeted therapies for the treatment of cancer. His clinical focus is on gastrointestinal cancers such as esophageal, stomach, pancreatic, liver, and colorectal cancers. He also has a focus on lung cancer, head and neck cancer, leukemia, and lymphoma.

Dr. Goldrich believes strongly in the autonomy of his patients. He understands the need for, and truly enjoys, developing close relationships with his patients and their families. He prides himself on being available to his patients for both clinical and non-clinical issues. He resides in Maryland with his wife and 2 young children. He enjoys spending time with his family and reading to his son and daughter. In addition, he enjoys traveling, trail running, and basketball. Dr. Goldrich won his NCAA tournament bracket in 2021.

Carol Tweed, M.D.

Dr. Carol Tweed attended Duke University, where she was inducted into Phi Beta Kappa. She graduated summa cum laude with a degree in Biology, and a concentration in molecular biology. She received her medical degree from Washington University in St. Louis, where she was elected to Alpha Omega Alpha. She then completed her Internal Medicine Residency and Hematology/Oncology Fellowship at the University of Pennsylvania.

From 2006-2012, Dr. Tweed was an Assistant Professor on faculty at the University of Pennsylvania’s Abramson Cancer Center. During this time, she practiced as a breast oncology specialist and enthusiastically educated medical students, residents, and fellows.

In 2012, she moved to Annapolis, MD, practicing medical oncology and hematology, and joined Maryland Oncology Hematology in October 2020. Dr. Tweed passionately cares for patients with a broad range of hematologic and oncologic disorders. Her work as a breast medical oncology expert continues. She serves as a member of the Editorial Board of the (National Cancer Institute) NCI PDQ. She is a regional speaker on the topics of breast cancer and cancer genomics. She received her certification in genetic cancer risk assessment through the City of Hope via completion of the Intensive Course in Genomic Cancer Risk Assessment in 2022.   Also, Dr. Tweed is a co-founder and co-director of the Maryland Breast Cancer Consortium.

Dr. Tweed is an active clinical researcher; she has served as principal investigator on numerous clinical trials. She also is an Instructor of Medicine/preceptor for Johns Hopkins School of Medicine, educating medical students.


Benjamin Bridges, M.D.

Benjamin Bridges, MD, joined Maryland Oncology Hematology in October 2020. Dr. Bridges completed his medical school at the University of Tennessee in 2001. Dr. Bridges went on to complete his internship at the University of Maryland and his fellowship at the University of Maryland’s Marlene & Stewart Greenbaum Comprehensive Cancer Center.

Before joining Maryland Oncology Hematology, Dr. Bridges practiced at St. Luke’s Cancer Institute in Boise, Idaho, for 11 years where he served as Chairman of the Department of Oncology, Research Director for the Cancer Institute, and Medical Director for St. Luke’s Cancer Institute in Meridian, Idaho. In his role as Research Director for the Cancer Institute, he served as a principal investigator for the Pacific Cancer Research Consortium, one of the largest National Cancer Institute Community Oncology Research Programs in the country.

David Weng, M.D., Ph.D.

Dr. Weng provides compassionate, state-of-the-art patient care. He is devoted to understanding, effectively communicating, and meeting the needs of each patient and their family. He has practiced at the following leading academic medical centers: Cleveland Clinic, National Cancer Institute, Johns Hopkins Hospital, and community medical centers throughout Maryland and Ohio. In addition, Dr. Weng has trained the next generation of oncologists, directing the hematology/oncology fellowship training program at the Cleveland Clinic.

He continues his work in clinical research through Maryland Oncology Hematology and assists patients to find and evaluate the best care available. His extensive research expertise in the laboratory and clinical trials with the pharmaceutical industry and leading academic institutions are highlighted in his publications, patents, and speaking engagements.

Jeanine L Werner, M.D.

Dr. Werner graduated from Tufts University, received her medical degree from Columbia University College of Physicians and Surgeons in New York City and completed her residency at NYU Medical Center. In New York, she learned to treat the whole patient from an internal medicine perspective. Her residency was followed by a medical oncology and hematology fellowship at Memorial Sloan-Kettering Cancer Center. Dr. Werner’s focus was on breast and GI cancers, participating in multiple clinical trials that translated into advanced cancer treatments. Returning to Maryland in 1998, she has practiced medical oncology and hematology continuously since then in Annapolis. Dr. Werner is the recipient of the American Society of Clinical Oncology (ASCO) Merit Award and won the peer-appointed What’s Up Magazine’s Annapolis Top Doc award.

“It is a privilege to be able to be entrusted by people when facing the scariest thing they have ever faced. I take an evidence-based and guideline-based approach and try to tailor a plan that takes both objective data and subjective needs into account. I am direct, honest, and kind…reassuring by helping the patient to understand what our goals and limitations are, so they feel empowered to make decisions based on that information.”

Dr. Werner was born in New York City and grew up in Silver Spring, Maryland. She lives in Davidsonville with her husband, Tom Hattar, M.D. an internal medicine specialist in Annapolis. She has two children; her daughter works on Capitol Hill with an interest in energy policy, and her son is a recent college graduate. Dr. Werner enjoys reading novels, loves traveling and exploring new places on foot.


Stuart Selonick, M.D.

Dr. Stuart E. Selonick is the senior partner at Maryland Oncology Hematology Annapolis and has been practicing Oncology and Hematology for 38 years.

He has a bachelor’s degree from Williams College in Williamstown, Massachusetts, attended medical school at Johns Hopkins University School of Medicine in Baltimore, Maryland, his residency at Johns Hopkins, and further training at the National Cancer Institute in Bethesda, Maryland. He then joined the full-time faculty at Johns Hopkins Medicine before going into private practice. He has been consistently recognized locally by the Annapolis Capital newspaper and, most recently, by the magazine, What’s Up Annapolis.

Dr. Selonick resides in Crownsville, Maryland with his wife, a retired cardiologist, and his cat. He has three grown children: the oldest daughter is an intensive care specialist in Annapolis, a middle daughter who is a nursing student, and a son who is a writer in Los Angeles, California. He is an avid tennis player, enjoys road biking, and plays classical guitar



Peter Graze, M.D.

Dr. Peter Graze is a graduate of Tufts University (Phi Beta Kappa, 1967) and Harvard Medical School (1971).  He completed his internal medicine internship and residency at Massachusetts General Hospital in Boston, MA, and then completed his fellowship in hematology and oncology at the UCLA Center for Health Sciences in Los Angeles, CA.  He served as an Assistant Professor of Medicine at UCLA, where he pioneered autologous bone marrow transplantation and participated in early research on graft versus host disease.  Subsequently, he served as a Professor of Medicine at the University of Nevada School of Medicine. He was Board Certified in Internal Medicine in 1974, in Medical Oncology in 1979, and in Hematology in 1982.

In 1992, Dr. Graze moved to Annapolis and joined a multispecialty group practice that became the Annapolis Oncology Center in 1999. In 2020, Dr. Graze proudly joined his team of colleagues at Maryland Oncology Hematology as part of the Annapolis Office.

Dr. Graze has made the Annapolis area his home and has served as medical Co-Director of Hospice of the Chesapeake for 13 years which helps provide our community hospice & multi-faceted supportive care for our families and their loved ones affected by advanced illness. He has also served as President of the Maryland and District of Columbia Society of Oncology (MDCSCO) for 14 years and currently continues his collaboration with this esteemed group as a Board Member and Treasurer. He continues as a charter member of the American Academy of Hospice and Palliative Medicine.

“As a student, I initially anticipated a career in molecular biology, but found the personal interactions with people and the ability to relieve suffering much more satisfying which led to my calling as a clinician for more than 45 years.”

When not working, you might find Dr. Graze on a local tennis court or playing the 5-string banjo.


Ravin Garg, M.D.

Dr. Ravin Garg attended the University of Michigan—Ann Arbor on a Regents Alumni Scholarship for his undergraduate studies where he received a B.S. degree in Microbiology and was elected into both the Phi Beta Kappa and Phi Kappa Phi Honor Societies. He then attended the nationally top-ranked University of Chicago Pritzker School of Medicine where he was awarded the exclusive Humanism in Medicine Award. After graduating, Dr. Garg returned to his alma mater, the University of Michigan—Ann Arbor, for both his Internship and Internal Medicine Residency. After completing his residency, he worked as an Instructor of Medicine at Johns Hopkins Hospital where he cared for patients and taught the Internal Medicine Residents.

He completed his Hematology and Oncology fellowship at the world-renowned, MD Anderson Cancer Center located in Houston, TX.  It is the #1 Ranked Cancer Center in the United States and he was voted as the top graduating Oncology Fellow.  Due to his love and passion for teaching, he was elected and served as the Chief Fellow for Education and won the Best Teaching Award, all the while publishing several research articles that appeared in various prestigious medical journals.

Since his departure from the MD Anderson Cancer Center, he continues to be invited as a regular speaker at the MD Anderson Board Review Course where hundreds of Hematologists and Oncologists from across the country attend this highly respected lecture series to prepare for their Hematology and Oncology Board Examinations. Currently, he serves as an Assistant Professor of Oncology at Johns Hopkins Hospital where he staffs the fellows’ clinic, conducts case-based weekly morning reports, and gives board review lectures.

Dr. Garg’s love of teaching encouraged him to share his extensive knowledge as the founder of  He has personally written over 2,400 Board Review questions and answers covering all of the seminal Hematology and Oncology subjects. It is considered the premier Board Review website in the country having been used by over 10,000 Hematologists Oncologists all over the world, including the fellowship programs at Harvard, MD Anderson Cancer Center, Cleveland Clinic, Mayo Clinic, Johns Hopkins, Memorial Sloan Kettering, and the University of Pennsylvania.

Aside from his many roles, Ravin Jain Garg, M.D. is a board-certified Oncologist and Hematologist who joined Maryland Oncology Hematology in 2020 and has consistently been voted as one of the best Hematologist Oncologists in both What’s Up Annapolis and The Capital’s Annual Reader’s Choice Award.

“My Mom developed ovarian cancer while I was in medical school. That is why I went into Oncology as a field. Working with patients in a time of need, I strive to provide the best, most up-to-date treatment to each patient. I feel strongly in working as a team with other doctors to provide the best care to patients.  In general, I try to be kind and respectful to everyone.”

Dr. Garg was born and raised in Michigan. His greatest joy is spending time with his wife who is a practicing Primary Care doctor in Largo, Maryland, and his two young sons.  His favorite thing to do is to read to his sons every night. Dr. Garg is a voracious reader. He loves to take road trips, visit museums and explore nature while walking through the woods. He also loves to watch movies and is a diehard sports fan.



Evolving Therapies in Breast Cancer

Jason Taksey, M.D.

Dr. Jason Taksey was born in Silver Spring, MD. He attended the University of Maryland, College Park, as part of the Honors program, where he was inducted into Phi Beta Kappa and graduated summa cum laude. He graduated from the Pennsylvania State University College of Medicine where he received his Doctor of Medicine Degree and received the Merck Academic Achievement Award. Dr. Taksey completed his Internal Medicine Residency at Temple University Hospital, and his Hematology/Oncology Fellowship at the Fox Chase Cancer Center.

Dr. Taksey began clinical practice in 2007 where he joined the Annapolis Oncology Center and proudly followed his team of colleagues to Maryland Oncology Hematology as part of the Annapolis division in 2020. From 2009 to 2014, he was concurrently on staff at Johns Hopkins Hospital where he developed expertise in Genitourinary (GU) malignancies (including prostate, bladder, kidney, and testicular cancers) under the leadership of one of the thought leaders in the field.

During his time in practice, Dr. Taksey has served as the primary investigator for multiple clinical trials with a focus on Genitourinary malignancies and served on the hospital cancer committee. He is a published author in a number of peer reviewed medical journals.

Dr. Taksey is a founding partner in the Annapolis division of Maryland Oncology Hematology. He has cared for patients with a broad range of hematologic and oncologic disorders in a state-of-the-art outpatient treatment facility. He regularly attends GU research program meetings for US Oncology and looks forward to bringing a large network of clinical trials to his patients. He maintains a practice philosophy of listening to all patient questions and concerns and taking as much time as is needed to create a personalized
treatment plan. He lives in Edgewater, MD with his wife and two children.


Yousuf A. Gaffar, M.D.

Dr. Gaffar believes in effective communication and getting to know his patients as if they are part of his own family. He follows a patient-centered approach as a member of multi-disciplinary team. He has a strong interest in educating his patients and understanding their goals.  Dr. Gaffar has expertise to assist and devotes time to his patients from the moment they walk in the door. He prides himself on his availability for them.

Dr Gaffar has practiced over 15 years in Baltimore area, first in a practice affiliated with US Oncology for over 5 years.  He then practiced at the  University of Maryland. St. Joseph Medical Center Cancer Institute for over 9 years.  Additionally, he was Clinical Assistant Professor of Medicine at University of Maryland Medical School.

He strongly encourages clinical trial participation to continue advances in cancer care and to-date has enrolled patients as site investigator for dozens of clinical trials. Additionally, he has been honored as a Top Doctor in Baltimore Magazine several times.

Dr Gaffar is a strong proponent of physical fitness with CrossFit, somatic meditation, and competitive axe throwing. He is a loving father of five.


Cynthia Plate M.D. F.A.C.S

We are proud to welcome Cynthia Plate, MD, FACS to our group. Dr. Plate is a highly skilled breast surgical oncologist at Maryland Oncology Hematology. She is board certified in general surgery, specializing in advanced surgical techniques that provide expert care to patients with a focus on women and breast health.
Dr. Plate attended Howard University College of Medicine where she received her medical degree. She completed her residency and internship in general surgery at Howard University Hospital. Passionate about medicine, Dr. Plate continues to stay current on the most progressive techniques available for patients.

Dr. Plate is fluent in English and Spanish, with a Peruvian background which makes her widely accessible to patients from a variety of cultural backgrounds. Her strong belief in a healthy physician-patient relationship helps to guide her in providing care that offers patients both assurance and respect. Dr. Plate understands the complexity of surgery and thoroughly discusses all suitable options with her patients.

Surupa Sen Gupta M.D.

Surupa Sen Gupta, MD is board-certified in General Surgery and is a Breast Care specialist and Surgeon.


She graduated from Drexel University College of Medicine and completed her internship and residency at Rutgers Robert Wood Johnson Medical School. Dr. Sen Gupta completed her fellowship training in Breast Surgical Oncology at MedStar Georgetown University Hospital and Washington Hospital Center.


Dr. Sen Gupta is an experienced and compassionate physician specializing in women’s breast health. She is committed to providing the best care and ensuring the well-being of her patients. She joins the skilled and comprehensive surgical and cancer teams at Maryland Oncology Hematology, Adventist HealthCare’s Shady Grove Medical Center, and the Aquilino Cancer Center.


John Wallmark, M.D.

As an innovative thought leader, Dr. Wallmark has an unwavering commitment to provide excellent and compassionate care to hisnpatients. He is passionate about developing a renowned research program, offering state-of- the art, novel therapies close to home. Under his research leadership, he and his colleagues have developed one of the leading community research programs in the country. Patients now have access to early drug development/phase I trials outside of an academic center. He is a published author on numerous research topics. His special interests include breast cancer, lymphomas, myeloma and leukemia.

He is active in the following professional societies: American Medical Association, American College of Physicians, Montgomery County Medical Society, Medical & Surgical Faculty of the State of Maryland and the American Society of Clinical Oncology. Dr. Wallmark also served at the Suburban Breast Center Risk Assessment Program as physician advisor and counselor.


Deepnarayan Tiwarri, M.D., F.A.C.P.

Dr. Deepnarayan Tiwarri is board certified in medical oncology and hematology. He graduated from Howard University College of Medicine in Washington, D.C. in 1996. He served as the Chief Medical Resident in the Department of Internal Medicine after completing his internal medicine internship and residency at the Washington Hospital Center in 2000. He completed his fellowship in adult hematology and medical oncology at Georgetown University’s program at the Washington Hospital Center in 2003.

He is very active in community-based service and currently serves as Chief of the Division of Medical Oncology and Hematology at Medstar/Southern Maryland Hospital Center in Clinton, Maryland. He has been awarded multiple prizes for academic achievement, as well as service to the community.

Dr. Tiwarri has been involved in clinical research and was a Principal Investigator in multiple industry-sponsored clinical trials. He is a member of the American Society of Clinical Oncology and the American Society of Hematology, as well as the American College of Physicians. Dr. Tiwarri’s interests are varied, however, he enjoys spending time with his family most of all.

Sadaf Taimur, M.D.

Dr. Taimur has been part of Frederick medical community since 2008 and is an active member of the hospital breast cancer program and tumor board. She is involved in integrative oncology and working on developing a comprehensive and compassionate approach to cancer care. Her special interest is breast and female reproductive cancers.

Jun Sun, M.D.

Dr. Jun Sun is board certified in internal medicine, medical oncology and hematology. After graduating from Carnegie Mellon University, he earned his medical doctorate from the State University of New York at Buffalo School of Medicine. He then returned to Washington, D.C. to complete his internship and internal medicine residency training at Georgetown University Medical Center. He remained there to complete his hematology and oncology fellowship at Georgetown University’s Lombardi Cancer Center.

Dr. Sun is a member of American Society of Hematology and the American Society of Clinical Oncology. He has published multiple research articles in peer-reviewed journals.

George Sotos, M.D., F.A.C.P.

Board certified in internal medicine and medical oncology, Dr. Sotos grew up in Northern Virginia but crossed the bridge and has been in practice in Montgomery County since 1994. After earning a Bachelor of Arts degree in Computer Science from Dartmouth College and a Master’s degree in Physiology from Georgetown University, he attended medical school at the Medical College of Virginia. He completed his internship and residency in internal medicine at the University of Texas Southwestern Medical Center/Parkland Memorial Hospital, and his fellowship in medical oncology at the National Institutes of Health. In addition to his role as chair of the hematology and oncology subsection at Suburban Hospital since 2000, Dr. Sotos also served there on the medical executive committee for 8 years, and is currently the coordinator of the neuro/aerodigestive, gastrointestinal and genitourinary multidisciplinary tumor boards. Outside of work, Dr. Sotos enjoys spending time with his wife and children, traveling, writing, and trying to learn golf.

Tejaswi R. Sastry, M.D.

Dr. Tejaswi R. Sastry is board certified in internal medicine, medical oncology and hematology. She completed her residency in Internal Medicine at Moses Cone Health Systems, affiliated with University of North Carolina at Chapel Hill. She completed her fellowship in Hematology/Oncology at the Eastern Carolina University Brody School of Medicine. Dr. Sastry is a member of both the American Society of Hematology and the American Society of Clinical Oncology.

Vivek Patil, M.D.

Dr. Vivek Patil received his bachelor’s degree in Biology and his medical doctorate from Georgetown University in Washington, D.C. He completed six years of surgical training including a fellowship in Colon and Rectal Surgery which is his sole focus of practice. While in his residency, he participated in surgical research and received the John O. Vieta, MD award for Surgical Excellence and Compassionate Care. He is board-certified in both general and colorectal surgery and a Fellow of both the American College of Surgeons and American Society of Colon and Rectal Surgeons. Prior to starting his current practice, Dr. Patil had been in practice with Johns Hopkins in the Washington metropolitan area for five years. He serves as Chairman of Colorectal Surgery at Suburban Hospital in Bethesda and has consistently been named one of Washingtonian Magazine’s “Top Doctors.”

Dr. Patil has extensive experience with minimally-invasive surgery including laparoscopy and robotic surgery to treat benign and malignant conditions of the colon and rectum. His special interests also include anorectal conditions, inflammatory bowel disease, and pelvic floor disorders.


Mohit Narang, M.D.

As an active participant in the medical community, Dr. Narang has served as a primary investigator and research assistant on many trials. During Dr. Narang’s fellowship, he was honored with the invitation to attend the Masterclass in Clinical Oncology at Montecatini, Italy by the European School of Oncology. He holds professional memberships with the American Society of Clinical Oncology, the American Society of Hematology, as well as the European Society of Medical Oncology.

Dr. Narang resides in Clarksville, Maryland, with his wife and two children. He enjoys camping, trekking, and playing squash in his spare time.


Dr. Narang was named a Top Doctor in the specialties of Prostate Oncology, Colorectal, General Oncology, and Hematology by Baltimore magazine in 2020 & 2021.


Dr. Narang discusses how to reduce the risk of colon cancer:



Dr. Mohit Narang from our Columbia location was a guest on Great Day Washington to talk about lung cancer prevention for lung cancer awareness month.



Frederick Min, M.D.

Dr. Frederick Min has extensive experience as a clinical investigator and drug developer. After his internal medicine training from Cornell, he proceeded to combined Clinical Pharmacology and Oncology fellowship from NIH and Georgetown University Medical Center. He has published and presented over 20 abstracts and articles in ASCO, ASH, ASCPT and FDA meetings. He has led several Phase I clinical trials as clinical investigator during the fellowship including the recently approved Treanda (Bendamustine). Most recently, he lead 5 novel therapies in different stages in the US, Europe and Asia as Global Project Leader at Novartis as Medical Director. There he also served as a committee member in Target Identification Committee which is a global initiative project to identify critical novel targets with the goal of personalized medicine. With his extensive experience as a clinical investigator and drug developer, we believe he will bring our patients the most up to date and advanced therapies available. He is fluent in Korean.

Dr. Min was recently honored with the Rises award from Washington Adventist Hospital, and was named one of “America’s Top Oncologists” for 2010 by the Consumers’ Research Council of America.

Andrew Mener, M.D.

Dr. Mener has experience treating a wide range of adult hematologic and oncologic disorders, with a particular interest in treating breast, lung, gastrointestinal and hematologic malignancies. He takes great pride in delivering personalized, compassionate care and strives to effectively explain complex treatment options to his patients. He strongly believes in the importance of treating each and every patient as an individual.

Dr. Mener is a devoted husband and father who enjoys biking, kayaking and spending time with his wife and his three young children.


Jose Mendoza, M.D., F.A.C.P.

José L Mendoza, M.D., F.A.C.P. joined Maryland Oncology Hematology, P.A. in 2006 after serving 3 years as Chief of Hematology and Oncology at the Salem Veteran Affairs Medical Center in Virginia. He completed his fellowship in 2003 at the Washington Hospital Center, where he also served as Chief Resident from 1999-2000. During that year, he worked on a research project that led him to an oral presentation at the International Society of Thrombosis and Haemotasis. He is a 1992 graduate of Universidad Nacional Mayor de San Marcos in Lima, Peru. Subsequently, he worked as a general practitioner before moving to the United States.

Dr. Mendoza is board certified in internal medicine, medical oncology and hematology and is the recipient of the James Leonard award from the American College of Physicians, District of Columbia Chapter. He is a member of the American Society of Clinical Oncology, the American Society of Hematology and a fellow of the American College of Physicians. Dr. Mendoza is fluent in Spanish and has volunteered his time in several events organized by the Hispanic community. Dr. Mendoza lives in suburban Maryland with his family. He enjoys his free time with them and continues to learn from them every day.

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