HealthcareDiscovery.AI / Doctors / California / San Mateo / Internal Medicine

Internal Medicine in San Mateo, California

Data updated monthly · Last refresh September 2026

44 Internal Medicine providers practice in San Mateo, and 18% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in San Mateo

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. Alpa Sanghavi, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2120
Dr. Amy Daniher, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 696-5851
Dr. Anoop Neboori, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · Telehealth · (650) 652-8500
Dr. Beatty Ramsay, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 347-0063
Dr. Chester Kunnappilly, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Dale Ritzo, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 343-4003
Dr. Davida Talcove, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Diane Oliver, MD
San Mateo, CA · $216 in drug and device payments (2025) · (650) 906-1544
Dr. Dina Sverdlov, MD
San Mateo, CA · $1,683 in drug and device payments (2025) · (650) 343-8512
Dr. Edward Juhn, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 696-4427
Dr. Evelyn Haddad, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2780
Dr. Frank Tortorice, M.D.
San Mateo, CA · $277 in drug and device payments (2025) · Telehealth · (650) 692-7545
Dr. Gary Pasternak, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 554-1000
Dr. Grace Hassid, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Hema Shah, MD
San Mateo, CA · No drug or device payments recorded (2025) · Telehealth · (650) 347-6829
Dr. Hoa Le, MD
San Mateo, CA · No drug or device payments recorded (2025) · Telehealth · (650) 347-0063
Dr. Ian Lin, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 524-1925
Dr. Indu Fotedar, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2426
Dr. Jack Bernstein, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 942-7071
Dr. Jagruti Shukla, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Jennifer Lin, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2385
Dr. June-ho Kim, M.D.
San Mateo, CA · $12 in drug and device payments (2025) · Telehealth · (888) 663-6331
Dr. Lily Enayati, MD
San Mateo, CA · $650 in drug and device payments (2025) · Telehealth · (650) 342-2974
Dr. Mary Dobbins, M.D.
San Mateo, CA · $23 in drug and device payments (2025) · (650) 348-6220
Dr. Melissa Nasiruddin
San Mateo, CA · No drug or device payments recorded (2025) · (408) 828-9673
Dr. Michelle Torres, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 358-7000
Dr. Mohammed Bailony, M.D.
San Mateo, CA · $412 in drug and device payments (2025) · Telehealth · (650) 319-8654
Dr. Paul Jemelian, MD
San Mateo, CA · No drug or device payments recorded (2025) · Telehealth · (650) 340-6302
Dr. Richard Ehling
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Richard Moore, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 539-4224
Dr. Shan Gao
San Mateo, CA · No drug or device payments recorded (2025) · (510) 813-8336
Dr. Sukhjit Takhar, MD
San Mateo, CA · $39 in drug and device payments (2025) · (650) 747-6160
Dr. Susan Ehrlich, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Susan Joseph, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Susanne Martin, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 696-4158
Dr. Swati Awsare, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 536-2191
Dr. Terry Farrow, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 389-8840
Dr. Thomas Booth, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 288-0596
Dr. Timothy Offensend, MD
San Mateo, CA · No drug or device payments recorded (2025) · (650) 347-0063
Dr. Tina Au
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-3702
Dr. Ulrike Sujansky, MD
San Mateo, CA · No drug or device payments recorded (2025) · Telehealth · (650) 696-4440
Dr. Umesh Gheewala, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · (650) 696-4758
Dr. Victoria Ramirez
San Mateo, CA · No drug or device payments recorded (2025) · (650) 573-2222
Dr. Vijan Joshi, M.D.
San Mateo, CA · No drug or device payments recorded (2025) · Telehealth · (415) 291-0480

Conditions Internal Medicine providers in San Mateo, California 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 San Mateo, California?

There are 44 Internal Medicine providers with active NPI records practicing in San Mateo, according to federal NPPES data refreshed monthly.

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

8 of 44 (18%) 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 San Mateo treat?

Internal Medicine providers in San Mateo 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 San Mateo Internal Medicine across California

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.