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 Hemeoncquestions.com.  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.


Luqman K. Dad, MD

Luqman Dad, MD is the medical director at the Center for Advanced Radiation Oncology at White Oak. Dr. Dad is recognized for his expertise in stereotactic body radiation therapy (SBRT), stereotactic radiosurgery (SRS), image-guided radiation therapy (IGRT), intensity-modulated radiation therapy (IMRT), and proton beam therapy (PBT).  As a resident, he was elected by his peers to serve as Chairman of the Association of Residents in Radiation Oncology (ARRO), where he helped lead the ARRO-ASTRO (American Society for Radiation Oncology) Global Health Initiative. Today, Dr. Dad serves on multiple ASTRO committees, including: Best Practices, Corporate Relations, Disciplines of Leadership Course Development, International Education Committee, and ACR-ASTRO SBRT Practice Parameters.   A rising leader in radiation oncology, Dr. Dad has authored and co-authored numerous scientific articles, presented his research in medicine and science internationally, as well as remains active in global efforts to maintain the highest quality of radiation oncology services to all populations.  In 2019, Dr. Dad helped launch an Affiliate Partnership with the Maryland Proton Treatment Center, to help bring this novel tool to treat select cases where proton beam is medically necessary to optimally deliver radiation dose and also spare adjacent critical normal tissue. Dr. Dad is adjunct faculty at the University of Maryland School of Medicine, Department of Radiation Oncology. Dr. Dad grew up just down the road from White Oak Cancer Center and attended Paint Branch HS. He is a proud Washingtonian, huge local sports fan, and enjoys spending free time with his family and friends.

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.

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United in Healing with The US Oncology Network - Maryland Oncology Hematology