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Internal Medicine in Bethesda, Maryland

Data updated monthly · Last refresh September 2026

285 Internal Medicine providers practice in Bethesda, and 22% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Bethesda

Listed alphabetically. 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. Michelle Punzal
Bethesda, MD · No drug or device payments recorded (2025) · (301) 896-7500
Dr. Milica Chernick, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-3434
Dr. Mitra Rauschecker, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 451-0660
Dr. Moshe Shmuklarsky, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 619-7955
Dr. Mukilan Natarajan, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 761-6702
Dr. Nancy Baxi, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-5638
Dr. Natasha Haag, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 896-3100
Dr. Neal Naito
Bethesda, MD · $211 in drug and device payments (2025) · (301) 295-9773
Dr. Neil Otchin, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 365-0303
Dr. Nelson Michael, M.D., PH.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-4000
Dr. Nicholas Simon, M.D
Bethesda, MD · $18 in drug and device payments (2025) · Telehealth · (240) 760-7914
Dr. Nicole Farmer, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 827-6253
Dr. Nobuyuki Takahashi, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-5800
Dr. Olivia Easley, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 493-2400
Dr. Oluwapelumi Fakeye, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-1421
Dr. Opeyemi Oluyemi, DO
Bethesda, MD · No drug or device payments recorded (2025) · (310) 295-9283
Dr. Paige Waterman, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 319-9312
Dr. Pamela Gurnick, MD, MPH, FACP
Bethesda, MD · No drug or device payments recorded (2025) · (301) 897-3333
Dr. Paneez Khoury, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-4000
Dr. Patrick Duffy, MD
Bethesda, MD · No drug or device payments recorded (2025) · (240) 381-1317
Dr. Patrick Graf, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 400-2838
Dr. Patrick Monahan, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-7481
Dr. Paul Han, MD
Bethesda, MD · $31 in drug and device payments (2025) · (301) 295-6230
Dr. Paul Hemmer, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-0196
Dr. Paul Isaacs, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (646) 321-7658
Dr. Peter Bianchine, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 435-4411
Dr. Peter Brooks, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 319-3710
Dr. Pinky Singh, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · Telehealth · (240) 780-1693
Dr. Poonam Mishra, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 497-5100
Dr. Pravitt Gourh, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-9773
Dr. Rachael Silverberg, MD
Bethesda, MD · $30 in drug and device payments (2025) · (301) 295-4331
Dr. Rajshree Thaker, MD
Bethesda, MD · $124 in drug and device payments (2025) · Telehealth · (301) 493-4440
Dr. Ranisha Patel, MD
Bethesda, MD · No drug or device payments recorded (2025) · Telehealth · (240) 235-9100
Dr. Renee Mallory, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-0196
Dr. Richard Calvert, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-0196
Dr. Richard Catherina, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 295-4611
Dr. Robert Bayer, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 530-6291
Dr. Robert Fiorentino, M.D., M.P.H.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 728-9812
Dr. Robert Ramsey, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 319-8776
Dr. Robert Waldman, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 229-5590
Dr. Robert Yarchoan, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-0328
Dr. Ryan Fashempour, MD
Bethesda, MD · $55 in drug and device payments (2025) · (301) 295-9283
Dr. Sabiha Khan, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (240) 235-9120
Dr. Sadia Sarzynski, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-9320
Dr. Samuel Goldman, DO
Bethesda, MD · No drug or device payments recorded (2025) · (301) 400-2838
Dr. Samuel Kosydar, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 496-4000
Dr. Sandeep Rahangdale, M.D.
Bethesda, MD · No drug or device payments recorded (2025) · (850) 766-8496
Dr. Sandra Delistathis, MD
Bethesda, MD · $53 in drug and device payments (2025) · Telehealth · (240) 507-5110
Dr. Sanjay Jumani, MD
Bethesda, MD · $161 in drug and device payments (2025) · Telehealth · (301) 496-1211
Dr. Sara Alehashemi, MD
Bethesda, MD · No drug or device payments recorded (2025) · (301) 896-3100

Conditions Internal Medicine providers in Bethesda, 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 Bethesda, Maryland?

There are 285 Internal Medicine providers with active NPI records practicing in Bethesda, according to federal NPPES data refreshed monthly.

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

64 of 285 (22%) 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 Bethesda treat?

Internal Medicine providers in Bethesda 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 records 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.

All specialties in Bethesda Internal Medicine across Maryland

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.