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. Trinka Coster, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 319-7208 Dr. Usha Sivakumar, M.D.Frederick, MD · $1,272 in drug and device payments (2025) · Telehealth ·
(301) 228-9123 Dr. William Byrne, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 620-0280 Dr. Yassin Mohamed, M.D.Frederick, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 662-8119 Dr. Swati DesaiFt Meade, MD · No drug or device payments recorded (2025) ·
(301) 677-8897 Dr. Stacey Joy McclintickFt. Meade, MD · No drug or device payments recorded (2025) ·
(912) 349-9945 Dr. Alexander Wu, MDFulton, MD · No drug or device payments recorded (2025) ·
(301) 761-8538 Dr. Jafar Salmassi, M.D.Fulton, MD · No drug or device payments recorded (2025) ·
(571) 283-4203 Dr. Seema Gadiwalla, M.D.Fulton, MD · No drug or device payments recorded (2025) · Telehealth ·
(410) 874-1400 Dr. Abraham Alex, DOGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4021 Dr. Alan Vinitsky, M.DGaithersburg, MD · $113 in drug and device payments (2025) ·
(301) 840-0002 Dr. Amitosh SinghGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4021 Dr. Ann Raffo, MDGaithersburg, MD · $277 in drug and device payments (2025) · Telehealth ·
(301) 948-8780 Dr. Anurita Mendhiratta, MDGaithersburg, MD · $245 in drug and device payments (2025) ·
(301) 987-7250 Dr. Arianna Vessal, DOGaithersburg, MD · $17 in drug and device payments (2025) ·
(240) 632-4000 Dr. Ashly Kaur, DOGaithersburg, MD · $33 in drug and device payments (2025) ·
(240) 632-4021 Dr. Attan Kasid, MDGaithersburg, MD · $143 in drug and device payments (2025) ·
(301) 990-8800 Dr. Baolang Liao, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 926-9088 Dr. Brian Shen, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 258-7245 Dr. Changting Haudenschild, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 393-5950 Dr. Chris Park, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4000 Dr. Crystal XueGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4021 Dr. Daniel Tadeo, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4000 Dr. Diane Mukherjee, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 773-0300 Dr. Georges Benjamin, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 963-5822 Dr. Grace Sagayadan, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 330-2664 Dr. Haizia Amsler, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 557-2110 Dr. Hamdi AbdeenGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 306-5408 Dr. Inna Sverdlova, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 813-8740 Dr. James Duffy, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 773-0300 Dr. Jean Hou, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4000 Dr. Jeffrey Wharton, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 633-4000 Dr. John Melnick, M. D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 258-0944 Dr. Jose De Leon Carpio, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4000 Dr. Joseph Mcclain, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 848-8790 Dr. Joseph Toerner, MDGaithersburg, MD · $36,421 in drug and device payments (2025) ·
(240) 773-0300 Dr. Kamala Foster, M.D.Gaithersburg, MD · $1,734 in drug and device payments (2025) · Telehealth ·
(301) 330-3541 Dr. Kathleen AdeshogaGaithersburg, MD · $99 in drug and device payments (2025) · Telehealth ·
(240) 813-8740 Dr. Kathleen Farrell, M.D.Gaithersburg, MD · $284 in drug and device payments (2025) · Telehealth ·
(301) 948-8780 Dr. Katrina Hsieh, DOGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4021 Dr. Kshama Garg, M.D.Gaithersburg, MD · $607 in drug and device payments (2025) · Telehealth ·
(404) 998-5662 Dr. Leszek Karowiec, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 258-7265 Dr. Lingling Gao, D.O.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4000 Dr. Madhavi Hubbly, M.DGaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 528-4134 Dr. Mahpara Qureshi, MDGaithersburg, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 515-2901 Dr. Marlene Hayman, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 258-7265 Dr. Mary Kilavos, M.D.Gaithersburg, MD · $26 in drug and device payments (2025) · Telehealth ·
(301) 948-8780 Dr. Mary Warfield, M.D.Gaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 869-0700 Dr. Meaza Selassie, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(240) 632-4000 Dr. Meera Dagli, MDGaithersburg, MD · No drug or device payments recorded (2025) ·
(301) 591-5858 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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