Maryland Oncology Hematology remains open while making accommodations for the health and safety of our patients. If you believe you have been exposed to COVID-19 or have symptoms of COVID-19 including fever, cough, sore throat or shortness of breath, please call our office before you arrive. Any patient that has traveled out of state, please call before your appointment for travel information and review our travel policy. Our Mt. Airy location is now open and Wheaton patients now call Rockville & Germantown. View more information.


Umera Thebo

Umera Thebo, M.D.



46-B Thomas Johnson Drive Frederick, MD 21702
Phone: 301-695-6777
Fax: 301-695-4852
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Mt. Airy - Now Open
205 Center Street Mt. Airy, MD 21771
Phone: 301-829-0707
Fax: 301-829-5505
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Umera Thebo, M.D.


AGA Khan University


Cleveland Clinic


George Washington Hospital

Board Certification

Internal Medicine


Dr. Thebo is board certified in internal medicine. She joins us from George Washington Hospital, DC after completing her Hematology/Oncology Fellowship. Dr. thebo attended Medical School at Aga Khan University and completed her Internal Medicine Residency from Cleveland Clinic. Dr. Thebo cares for full array of Hematology and Oncology disorders and takes a special interest in malignant hematology, gynecologic and breast cancers.