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Internal Medicine in Sunnyvale, California

Data updated monthly · Last refresh September 2026

48 Internal Medicine providers practice in Sunnyvale, and 17% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Sunnyvale

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. Aisha Amin
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (718) 334-2488
Dr. Alexander Wong, MD
Sunnyvale, CA · $63 in drug and device payments (2025) · Telehealth · (408) 730-4360
Dr. Andrew Lin, MD
Sunnyvale, CA · $2,840 in drug and device payments (2025) · Telehealth · (408) 739-5950
Dr. Andrew Prodromou, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Anitha Gundupalli, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 366-0595
Dr. Anne Cole, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (650) 969-2959
Dr. Aparna Batlapenumarthy, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Chung-wei Chan, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (650) 227-1150
Dr. Chung-ying Chen, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4262
Dr. David Feinstein, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (805) 602-0386
Dr. Douglas Tucker, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 739-6000
Dr. Euna Kim, DO
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 730-4251
Dr. Grace Guo, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Holland St. John
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 739-6000
Dr. James Larrick, MD PHD
Sunnyvale, CA · No drug or device payments recorded (2025) · (415) 263-6311
Dr. Jason Hwang, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 940-6001
Dr. Jason Melehani, MD, PHD
Sunnyvale, CA · No drug or device payments recorded (2025) · (916) 834-7612
Dr. Julie Nguyen, MD
Sunnyvale, CA · $125 in drug and device payments (2025) · Telehealth · (408) 730-4256
Dr. Kimberly Kanada, M.D.
Sunnyvale, CA · $430 in drug and device payments (2025) · Telehealth · (650) 934-7676
Dr. Kurt Vandevort, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 730-4360
Dr. Leland Wong, DO
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4262
Dr. Leon Cheng, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4262
Dr. Longhang Nguyen, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (888) 663-6331
Dr. Marvin Miranda, M.D., M.P.H.
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Mary Morcos, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Matthew Lippner, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 730-4360
Dr. Mehran Jamali, M.D
Sunnyvale, CA · No drug or device payments recorded (2025) · (650) 283-0611
Dr. Michael Su, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Minal Moharir, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 773-9000
Dr. Nikita Fernandes
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4270
Dr. Nora Woiwode, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (650) 730-4360
Dr. Patti Allen, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 730-4360
Dr. Peter Fay, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 992-4858
Dr. Priya Bhusri, M.D.
Sunnyvale, CA · $35 in drug and device payments (2025) · Telehealth · (408) 730-4360
Dr. Quanjing Liu, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Renuka Perla, M.D
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 992-4858
Dr. Robina Moen, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 730-4360
Dr. Sai Patteri, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (346) 481-7964
Dr. Seema Sangwan, M.D.
Sunnyvale, CA · $452 in drug and device payments (2025) · Telehealth · (408) 900-8077
Dr. Sneha Bhamre, MD, MPH
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Subrina Sattar, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (888) 663-6331
Dr. Su-may Lee, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 520-4510
Dr. Surekha Vetsa, M.D
Sunnyvale, CA · $42 in drug and device payments (2025) · Telehealth · (650) 888-1917
Dr. Syed Salman Ali, MD
Sunnyvale, CA · $131 in drug and device payments (2025) · Telehealth · (408) 730-4360
Dr. Tan Nguyen, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Teresa Cheng, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Van Ong, D.O.
Sunnyvale, CA · No drug or device payments recorded (2025) · Telehealth · (408) 730-4360
Dr. Zubia Ahmad, MD
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 730-4360

Conditions Internal Medicine providers in Sunnyvale, 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 Sunnyvale, California?

There are 48 Internal Medicine providers with active NPI records practicing in Sunnyvale, according to federal NPPES data refreshed monthly.

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

8 of 48 (17%) 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 Sunnyvale treat?

Internal Medicine providers in Sunnyvale 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 Sunnyvale 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.