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. Jeremy Perkins, M.D.Bethesda, MD · $630 in drug and device payments (2025) ·
(301) 319-2100 Dr. J. Hamilton, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 496-0901 Dr. Jon Heald, DOBethesda, MD · $195 in drug and device payments (2025) ·
(301) 319-2100 Dr. Karen Zeman, MDBethesda, MD · $519 in drug and device payments (2025) ·
(301) 319-4790 Dr. Katie Stoops, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 402-2399 Dr. Kazusa Ishii, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(240) 281-6858 Dr. Kevin BabcockBethesda, MD · No drug or device payments recorded (2025) ·
(301) 295-9327 Dr. Luisa Ladel, M.D.Bethesda, MD · $20 in drug and device payments (2025) ·
(240) 401-1930 Dr. Lyuba Varticovski, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 496-0498 Dr. Madison Hostetter, DOBethesda, MD · $399 in drug and device payments (2025) ·
(301) 319-2100 Dr. Marc Theoret, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 451-6955 Dr. Matthew Hsieh, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 402-7687 Dr. Matthew Wright, M.D.Bethesda, MD · $29 in drug and device payments (2025) ·
(301) 319-2100 Dr. Michelle Olson, D.O.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 319-2100 Dr. Padma Rajagopal, M.D.Bethesda, MD · No drug or device payments recorded (2025) · Telehealth ·
(240) 858-3007 Dr. Peter Beale, M.D.Bethesda, MD · $762 in drug and device payments (2025) ·
(301) 319-2100 Dr. Philip Arlen, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 493-4231 Dr. Phillip Scheinberg, M.D.Bethesda, MD · $87 in drug and device payments (2025) ·
(301) 496-5203 Dr. Rachel Zemel, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 402-2399 Dr. Ralph Boccia, M.D.Bethesda, MD · $244,074 in drug and device payments (2025) · Telehealth ·
(301) 571-0019 Dr. Rebecca Wetzel, DOBethesda, MD · $43 in drug and device payments (2025) ·
(301) 319-0451 Dr. Richard Little, MDBethesda, MD · $132 in drug and device payments (2025) ·
(240) 276-6093 Dr. Richard Pazdur, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 897-5828 Dr. Ryan Jones, M.D.Bethesda, MD · $529 in drug and device payments (2025) ·
(301) 319-2100 Dr. Sam Wanko, MDBethesda, MD · $17 in drug and device payments (2025) ·
(301) 435-5386 Dr. Sandra Swain, M.D.Bethesda, MD · $33,499 in drug and device payments (2025) ·
(301) 435-5416 Dr. Sanjeeve Balasubramaniam, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 496-4916 Dr. Shannon Link, DOBethesda, MD · $26 in drug and device payments (2025) ·
(301) 295-4000 Dr. Shelley Sahu, M.D.Bethesda, MD · No drug or device payments recorded (2025) ·
(301) 827-7079 Dr. Shreya Desai, MDBethesda, MD · $1,200 in drug and device payments (2025) · Telehealth ·
(301) 571-0019 Dr. Steven Pavletic, MDBethesda, MD · $11,077 in drug and device payments (2025) ·
(301) 402-4899 Dr. Suparna Wedam, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 295-3899 Dr. Susan Leitman, M.D.Bethesda, MD · $12,698 in drug and device payments (2025) ·
(301) 594-1193 Dr. Tanya Wroblewski, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 319-7768 Dr. Tim Greten, M.D.Bethesda, MD · $168 in drug and device payments (2025) ·
(301) 451-4723 Dr. Wendy Bernstein, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 633-7067 Dr. Zachariah Hamidi, MDBethesda, MD · No drug or device payments recorded (2025) ·
(301) 295-4000 Dr. Danubia HesterBrandywine, MD · $3,144 in drug and device payments (2025) · Telehealth ·
(301) 812-3900 Dr. Gurdeep ChhabraCalifornia, MD · $4,342 in drug and device payments (2025) ·
(301) 373-7800 Dr. Minal Shah, M.D.California, MD · $2,048 in drug and device payments (2025) · Telehealth ·
(301) 373-7800 Dr. Cho Maung, MDCatonsville, MD · No drug or device payments recorded (2025) ·
(410) 788-6603 Dr. Margaret Akpan, MDCheverly, MD · $27 in drug and device payments (2025) · Telehealth ·
(301) 772-1112 Dr. Ankit Madan, M.B.B.S.Clinton, MD · $374 in drug and device payments (2025) · Telehealth ·
(301) 877-4673 Dr. David Haidak, M.D.Clinton, MD · No drug or device payments recorded (2025) ·
(301) 868-7911 Dr. Deepnarayan Tiwarri, M.D.Clinton, MD · $1,831 in drug and device payments (2025) · Telehealth ·
(301) 868-7911 Dr. Jose Mendoza, M.D.Clinton, MD · $8,695 in drug and device payments (2025) · Telehealth ·
(301) 868-7911 Dr. Jun Sun, M.D.Clinton, MD · $5,309 in drug and device payments (2025) · Telehealth ·
(301) 868-7911 Dr. Nicholas Demonaco, M.D.Clinton, MD · $2,314 in drug and device payments (2025) · Telehealth ·
(301) 868-7911 Dr. Omar Taha, M.D.Clinton, MD · $446 in drug and device payments (2025) · Telehealth ·
(301) 877-6618 Dr. Rita Gupta, M.D.Clinton, MD · $2,035 in drug and device payments (2025) · Telehealth ·
(301) 868-7911 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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