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Internal Medicine Doctors in Maryland

Data updated monthly · Last refresh October 2026

3,878 Internal Medicine providers practice in Maryland, including 999 (26%) 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.

3,878providers
999telehealth
Baltimoretop city

Internal Medicine by city in Maryland

Choose a city to see providers there.

Internal Medicine in Baltimore1,267 providers
Internal Medicine in Bethesda285 providers
Internal Medicine in Silver Spring184 providers
Internal Medicine in Rockville180 providers
Internal Medicine in Towson117 providers
Internal Medicine in Annapolis100 providers
Internal Medicine in Columbia94 providers
Internal Medicine in Salisbury84 providers
Internal Medicine in Glen Burnie69 providers
Internal Medicine in Gaithersburg64 providers
Internal Medicine in Lutherville64 providers
Internal Medicine in Bel Air62 providers
Internal Medicine in Frederick59 providers
Internal Medicine in Catonsville44 providers
Internal Medicine in Hagerstown41 providers
Internal Medicine in Lanham40 providers
Internal Medicine in Cheverly39 providers
Internal Medicine in Chevy Chase39 providers
Internal Medicine in Laurel38 providers
Internal Medicine in Largo36 providers
Internal Medicine in Ellicott City33 providers
Internal Medicine in Waldorf28 providers
Internal Medicine in Westminster27 providers
Internal Medicine in Olney27 providers

Internal Medicine 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. Anil Chopra, MD
Glen Burnie, MD · $885 in drug and device payments (2025) · Telehealth · (410) 766-1444
Dr. Anisha Bassi, M.D.
Glen Burnie, MD · $2,204 in drug and device payments (2025) · Telehealth · (410) 863-8860
Dr. Ann Hester, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Ashish Ahuja, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 508-7650
Dr. Ayoku Oketunji, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Barry Gause, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 760-4500
Dr. Bhawna Bahethi, M.D.
Glen Burnie, MD · $228 in drug and device payments (2025) · Telehealth · (410) 766-8911
Dr. Bolaji Onabajo, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Charles Wu, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 768-6333
Dr. Christopher Ish, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · Telehealth · (443) 270-6760
Dr. Dagobert Simo, MD
Glen Burnie, MD · $188 in drug and device payments (2025) · (410) 487-6902
Dr. Daljeet Sidhu, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-8332
Dr. Darius Cameron, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. David Rose, M.D.
Glen Burnie, MD · $150 in drug and device payments (2025) · Telehealth · (410) 760-5400
Dr. David Schwartz, DO
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 760-1222
Dr. Demetri Tsiolkas
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Denny Mathew, MBBS
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Dominick Memoli, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 590-4141
Dr. Drew Fuller, M.D.
Glen Burnie, MD · $60 in drug and device payments (2025) · Telehealth · (443) 221-2222
Dr. Elliott Gorbaty, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 553-9571
Dr. Emily Sim, D.O.
Glen Burnie, MD · No drug or device payments recorded (2025) · (443) 949-0814
Dr. Fer Eren, M.D.
Glen Burnie, MD · $46 in drug and device payments (2025) · Telehealth · (410) 768-3936
Dr. Gelsimo Cruz, MD
Glen Burnie, MD · $152 in drug and device payments (2025) · (410) 279-3550
Dr. George Wicks, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Getnet Tioum, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Gurmeet Sawhney, M.D.
Glen Burnie, MD · $25 in drug and device payments (2025) · Telehealth · (410) 766-7616
Dr. Harvinder Arora, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Henry Francis, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Himabindu Manneri, M.D
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 766-3460
Dr. Hirut Gebrewold, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 609-0764
Dr. Hsin Yi Tang, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · Telehealth · (443) 270-6760
Dr. Ira Kaplan, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 760-5638
Dr. Jacob Teitelbaum, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 573-5389
Dr. Jiayan Chen, M.D., PH.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Juliet Azie, M.D.
Glen Burnie, MD · $456 in drug and device payments (2025) · Telehealth · (410) 787-4000
Dr. Kofi Owusu-boaitey, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000
Dr. Kristen Peichert, MD
Glen Burnie, MD · $18 in drug and device payments (2025) · Telehealth · (443) 270-6760
Dr. Kunmi Majekodunmi, MD
Glen Burnie, MD · $153 in drug and device payments (2025) · Telehealth · (410) 760-0098
Dr. Lauren Maragh, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · Telehealth · (410) 590-4140
Dr. Lawrence Vidaver, MD
Glen Burnie, MD · $115 in drug and device payments (2025) · Telehealth · (410) 761-1031
Dr. Leah Daniel, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · Telehealth · (410) 761-2273
Dr. Mahesh Ochaney, M.D.
Glen Burnie, MD · $922 in drug and device payments (2025) · (410) 768-4700
Dr. Marguerite Summers, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 760-4500
Dr. Mark Kim, MD
Glen Burnie, MD · $62 in drug and device payments (2025) · Telehealth · (410) 761-2273
Dr. Matthew Baron, DO
Glen Burnie, MD · $1,459 in drug and device payments (2025) · Telehealth · (410) 761-2273
Dr. Michael Downing, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 761-6660
Dr. Neil Padgett, M.D.
Glen Burnie, MD · $1,904 in drug and device payments (2025) · (410) 761-5600
Dr. Nnaemeka Agajelu, M.D
Glen Burnie, MD · $644 in drug and device payments (2025) · (410) 553-6360
Dr. Nziavake Masimasi, M.D.
Glen Burnie, MD · $121 in drug and device payments (2025) · Telehealth · (410) 837-2050
Dr. Oluwakemi Ogunsan, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 787-4000

Conditions Internal Medicine providers in Maryland commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Maryland?

There are 3,878 Internal Medicine providers with active NPI records practicing in Maryland, according to federal NPPES data refreshed monthly.

Do Internal Medicine providers in Maryland offer telehealth?

Yes. 999 of the 3,878 Internal Medicine providers in Maryland (about 26%) report offering telehealth services in CMS data.

Which cities in Maryland have the most Internal Medicine providers?

Baltimore (1,267), Bethesda (285), Silver Spring (184) have the highest concentration of Internal Medicine providers in Maryland.

How many Internal Medicine providers in Maryland received drug or device company payments?

1,329 of 3,878 Internal Medicine providers in Maryland (34%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Maryland treat?

Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management 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 Internal Medicine Doctors in Maryland work in independent practices or large health systems?

Among 2,162 Internal Medicine Doctors in Maryland enrolled in Medicare, 18% bill through a solo or small practice with fewer than 10 clinicians, 14% through a mid-size group of 10 to 99, and 68% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Internal Medicine Doctors in Maryland work at?

According to CMS facility affiliation records, the Maryland hospitals where the most Internal Medicine Doctors hold privileges are Johns Hopkins Hospital, the in Baltimore; Johns Hopkins Bayview Medical Center in Baltimore; Luminis Health Anne Arundel Medical Center, Inc. in Annapolis.

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Internal Medicine in Maryland? Get featured.