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 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. Christian Smith, MDFrederick, MD · No drug or device payments recorded (2025) ·
(240) 566-4755 Dr. Christine Helinski, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 698-8374 Dr. Darrell Apple, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 619-7175 Dr. Eleanor Lannutti, D.O.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 694-7600 Dr. Elena Iarikova, MDFrederick, MD · $122 in drug and device payments (2025) ·
(843) 237-3378 Dr. Eric Schoomaker, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 619-7175 Dr. Florin Rusu, MDFrederick, MD · No drug or device payments recorded (2025) ·
(843) 237-3378 Dr. Gaffar Syed, MDFrederick, MD · $633 in drug and device payments (2025) · Telehealth ·
(301) 698-9444 Dr. Gary Schwartz, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 696-2826 Dr. Ghulam Abbas, MDFrederick, MD · $370 in drug and device payments (2025) ·
(301) 787-8030 Dr. Harminder Kaur, MDFrederick, MD · $314 in drug and device payments (2025) ·
(301) 515-3333 Dr. Harpreet Gulati, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 512-1239 Dr. Hemen Shah, MDFrederick, MD · $1,159 in drug and device payments (2025) · Telehealth ·
(301) 663-3836 Dr. Hirenkumar Shah, MDFrederick, MD · $1,238 in drug and device payments (2025) · Telehealth ·
(301) 663-3836 Dr. Innocent Monya-tambi, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 624-5999 Dr. Jack Lu, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(240) 566-4722 Dr. Jalal Saied, MDFrederick, MD · $19 in drug and device payments (2025) · Telehealth ·
(301) 662-8119 Dr. James Grissom, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(240) 566-3840 Dr. Jawad Malik, M.D.Frederick, MD · $315 in drug and device payments (2025) · Telehealth ·
(240) 566-3300 Dr. John Piacentino, MDFrederick, MD · No drug or device payments recorded (2025) ·
(240) 566-3001 Dr. Julian Choe, M.D.Frederick, MD · $19 in drug and device payments (2025) ·
(301) 228-2295 Dr. Kathy Weishaar, MDFrederick, MD · $93 in drug and device payments (2025) ·
(240) 566-4722 Dr. Kevin Leary, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 619-7175 Dr. Kristin Conley, DOFrederick, MD · No drug or device payments recorded (2025) ·
(240) 566-7830 Dr. Margaret Oberman, M.D.Frederick, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 662-8119 Dr. Mark Withers, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 620-1711 Dr. Marsha Shaw, MDFrederick, MD · $113 in drug and device payments (2025) · Telehealth ·
(301) 662-8119 Dr. Matthew Feldman, MD MSFrederick, MD · No drug or device payments recorded (2025) ·
(240) 566-4722 Dr. Maya Salameh, M.D.Frederick, MD · $224 in drug and device payments (2025) · Telehealth ·
(301) 631-6877 Dr. Michael Flessner, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 600-1506 Dr. Minesh Patel, MDFrederick, MD · $34 in drug and device payments (2025) ·
(240) 566-3300 Dr. Narayan Nair, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 619-7175 Dr. Nyasha Mufuka, MDFrederick, MD · No drug or device payments recorded (2025) ·
(240) 215-6310 Dr. Phuong Ho, MDFrederick, MD · $3,998 in drug and device payments (2025) ·
(301) 663-5922 Dr. Pratima Pandey, MDFrederick, MD · No drug or device payments recorded (2025) ·
(843) 237-3378 Dr. Purcell Bailey, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 698-8374 Dr. Richard Hill, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 624-1200 Dr. Robert Kaufmann, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 662-8119 Dr. Saeed Zaidi, M.D.Frederick, MD · $232 in drug and device payments (2025) · Telehealth ·
(240) 215-1138 Dr. Safrina Hasan, DOFrederick, MD · $248 in drug and device payments (2025) ·
(843) 237-3378 Dr. Sajjad Aziz, MDFrederick, MD · $531 in drug and device payments (2025) · Telehealth ·
(301) 663-1566 Dr. Samuel Stoyak, M.D.Frederick, MD · No drug or device payments recorded (2025) · Telehealth ·
(240) 215-6310 Dr. Sarah Lantzy, M.D.Frederick, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 696-1000 Dr. Scarlet Louis-jean, MD, MBAFrederick, MD · $93 in drug and device payments (2025) · Telehealth ·
(240) 215-6310 Dr. Sharathshiva Valaiyaduppu Subas, MD, MBBSFrederick, MD · No drug or device payments recorded (2025) ·
(240) 566-3300 Dr. Sibte Kazmi, MDFrederick, MD · $1,143 in drug and device payments (2025) ·
(301) 662-8310 Dr. Sidharthi Trichy Selvaraj, MDFrederick, MD · $119 in drug and device payments (2025) ·
(240) 566-3300 Dr. Susan Brinkley, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 668-2800 Dr. Syed Haque, M.D.Frederick, MD · $227 in drug and device payments (2025) ·
(301) 662-5252 Dr. Thomas Parambil, MDFrederick, MD · No drug or device payments recorded (2025) · Telehealth ·
(240) 215-6310 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
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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