Hematologists and Oncologists in Maryland
Data updated monthly · Last refresh October 2026
320 Hematology & Oncology providers practice in Maryland, including 123 (38%) offering telehealth. The largest concentration is in Baltimore. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
320providers
123telehealth
Baltimoretop city
Hematology & Oncology by city in Maryland
Choose a city to see providers there.
Hematology & Oncology providers in Maryland
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Clara Chan, M.D.Silver Spring, MD · $2,761 in drug and device payments (2025) ·
(301) 681-4600 Dr. Courtney Ackerman, M.D.Silver Spring, MD · $3,884 in drug and device payments (2025) · Telehealth ·
(301) 933-3216 Dr. Dong KimSilver Spring, MD · $2,785 in drug and device payments (2025) · Telehealth ·
(240) 637-4000 Dr. Frederick Min, MDSilver Spring, MD · $2,398 in drug and device payments (2025) · Telehealth ·
(301) 933-3216 Dr. Kashif Ali, M.D.Silver Spring, MD · $144,919 in drug and device payments (2025) · Telehealth ·
(301) 933-3216 Dr. Kashif Firozvi, MDSilver Spring, MD · $3,315 in drug and device payments (2025) · Telehealth ·
(301) 933-3790 Dr. Anshul Patel, MDTowson, MD · No drug or device payments recorded (2025) ·
(410) 337-4501 Dr. Gang Chen, M.D., PH.D.Towson, MD · $4,529 in drug and device payments (2025) · Telehealth ·
(443) 804-2730 Dr. Michael Adashek, D.O.Towson, MD · $2,061 in drug and device payments (2025) ·
(410) 825-5454 Dr. Navid Mokhtari Amirmajdi, MDTowson, MD · $3,023 in drug and device payments (2025) ·
(410) 337-1000 Dr. Richard Schraeder, MD Dr. Bogdan Dumitriu, MDUpper Marlboro, MD · No drug or device payments recorded (2025) ·
(216) 526-5280 Dr. Monica PeravaliUpper Marlboro, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 618-5500 Dr. Paul SacksteinUpper Marlboro, MD · $235 in drug and device payments (2025) ·
(301) 618-5500 Dr. Anish NanavatiWaldorf, MD · $735 in drug and device payments (2025) · Telehealth ·
(301) 705-7870 Dr. Krishan Mathur, M.D.Waldorf, MD · No drug or device payments recorded (2025) ·
(301) 645-4242 Dr. M Ashraf Meelu, MDWaldorf, MD · $1,813 in drug and device payments (2025) ·
(301) 638-1007 Dr. Johanna Dimento, M.D.Westminster, MD · $80 in drug and device payments (2025) ·
(410) 871-6400 Dr. Sajjad Haider, MDWestminster, MD · $90 in drug and device payments (2025) ·
(410) 871-6400 Conditions Hematology & Oncology providers in Maryland commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Hematology & Oncology providers. Individual practices vary, so confirm with the provider before booking.
- Breast cancer
- Lung cancer
- Lymphoma
- Leukemia
- Anemia
- Blood disorders
Common questions
How many Hematology & Oncology providers are in Maryland?There are 320 Hematology & Oncology providers with active NPI records practicing in Maryland, according to federal NPPES data refreshed monthly.
Do Hematology & Oncology providers in Maryland offer telehealth?Yes. 123 of the 320 Hematology & Oncology providers in Maryland (about 38%) report offering telehealth services in CMS data.
Which cities in Maryland have the most Hematology & Oncology providers?Baltimore (100), Bethesda (68), Rockville (18) have the highest concentration of Hematology & Oncology providers in Maryland.
How many Hematology & Oncology providers in Maryland received drug or device company payments?201 of 320 Hematology & Oncology providers in Maryland (63%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Hematology & Oncology providers in Maryland treat?Hematology & Oncology providers commonly treat breast cancer, lung cancer, lymphoma, leukemia, anemia and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Hematologists and Oncologists in Maryland work in independent practices or large health systems?Among 164 Hematologists and Oncologists in Maryland enrolled in Medicare, 12% bill through a solo or small practice with fewer than 10 clinicians, 30% through a mid-size group of 10 to 99, and 59% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Hematologists and Oncologists in Maryland work at?According to CMS facility affiliation records, the Maryland hospitals where the most Hematologists and Oncologists hold privileges are University of Maryland Medical Center in Baltimore; Johns Hopkins Hospital, the in Baltimore; Luminis Health Anne Arundel Medical Center, Inc. in Annapolis.
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