Internal Medicine Doctors in California
Data updated monthly · Last refresh October 2026
17,715 Internal Medicine providers practice in California, including 4,245 (24%) offering telehealth. The largest concentration is in Los Angeles. 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.
17,715providers
4,245telehealth
Los Angelestop city
Internal Medicine by city in California
Choose a city to see providers there.
Internal Medicine providers in California
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. Munir Javed, M.D.Mountain View, CA · $142 in drug and device payments (2025) · Telehealth ·
(650) 940-1335 Dr. Nadia Orosz, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 749-1894 Dr. Natalia Johnson, NATALIA JOHNSON M.DMountain View, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 934-7808 Dr. Nicole Curatola, MDMountain View, CA · $195 in drug and device payments (2025) · Telehealth ·
(650) 969-6000 Dr. Panos Danopoulos, M.D.Mountain View, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 934-7000 Dr. Patricia Yeh, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 962-4370 Dr. Peter LaiMountain View, CA · No drug or device payments recorded (2025) ·
(650) 940-7000 Dr. Philip Strong, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(408) 730-4360 Dr. Poonam Gorakshakar, MD.Mountain View, CA · No drug or device payments recorded (2025) ·
(562) 355-7821 Dr. Priti DaveMountain View, CA · $33 in drug and device payments (2025) ·
(650) 940-7000 Dr. Punam Bhullar, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7800 Dr. Ravin Agah, M.D.Mountain View, CA · $903 in drug and device payments (2025) · Telehealth ·
(650) 934-7808 Dr. Rebecca Schane, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7808 Dr. Robert Burns, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 227-1103 Dr. Ronald Watson, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7808 Dr. Sandy Chun, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 903-3000 Dr. Shadan Ghaemian, MDMountain View, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 934-7808 Dr. Shahab Roohparvar, M.D.Mountain View, CA · $24 in drug and device payments (2025) · Telehealth ·
(650) 969-9101 Dr. Shawn Jacob, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 940-7000 Dr. Sheila Humphries, MDMountain View, CA · $525 in drug and device payments (2025) · Telehealth ·
(650) 396-3250 Dr. Shuichi Kobayashi, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 962-4630 Dr. Sonali Gotmare, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 903-3000 Dr. Stephanie Wong, MDMountain View, CA · $125 in drug and device payments (2025) · Telehealth ·
(650) 934-7808 Dr. Stephen Ling, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 966-1223 Dr. Stephen Nichols, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7808 Dr. Steven Carlson, MDMountain View, CA · $387 in drug and device payments (2025) · Telehealth ·
(650) 934-7808 Dr. Steven Roey, MDMountain View, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 934-7808 Dr. Stuart Markovitz, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7808 Dr. Suneetha Maddineni, M.DMountain View, CA · $1,528 in drug and device payments (2025) · Telehealth ·
(650) 625-0800 Dr. Susie Jang, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 903-3020 Dr. Troy Lam, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 374-0001 Dr. Varsha Nair, M.D.Mountain View, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 934-7808 Dr. Vivien D'andrea, MDMountain View, CA · $67 in drug and device payments (2025) · Telehealth ·
(650) 934-7808 Dr. William Meng, DOMountain View, CA · $62 in drug and device payments (2025) · Telehealth ·
(650) 934-7144 Dr. William Muldowney, MDMountain View, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 934-7808 Dr. Yanjun Wang, M.D.Mountain View, CA · $517 in drug and device payments (2025) · Telehealth ·
(650) 934-7808 Dr. Yusha Siddiqui, M.D.Mountain View, CA · $458 in drug and device payments (2025) · Telehealth ·
(650) 962-4410 Dr. Yu-xuan Dang, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 988-8460 Dr. Sean Malee, M.D.Mount Shasta, CA · No drug or device payments recorded (2025) ·
(530) 926-6111 Dr. Shanhong Lu, M.D.Mount Shasta, CA · No drug or device payments recorded (2025) ·
(530) 926-1000 Dr. Abayomi Odubela, M.D.Murrieta, CA · $79 in drug and device payments (2025) · Telehealth ·
(951) 676-4221 Dr. Akhil Puri, DOMurrieta, CA · $19 in drug and device payments (2025) ·
(951) 698-0440 Dr. Amna Ashraf, MDMurrieta, CA · No drug or device payments recorded (2025) ·
(951) 290-4000 Dr. Arman Bahmani, MDMurrieta, CA · $125 in drug and device payments (2025) ·
(951) 290-4168 Dr. Bernice Biney, MBCHBMurrieta, CA · No drug or device payments recorded (2025) ·
(951) 696-6000 Dr. Brian Yang, MDMurrieta, CA · $234 in drug and device payments (2025) ·
(951) 696-6251 Dr. Bryan To, M.D.Murrieta, CA · No drug or device payments recorded (2025) · Telehealth ·
(951) 677-9898 Dr. Christopher LinebackMurrieta, CA · No drug or device payments recorded (2025) ·
(951) 894-4665 Dr. Daniel Dress, M.D.Murrieta, CA · No drug or device payments recorded (2025) · Telehealth ·
(951) 698-0440 Conditions Internal Medicine providers in 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in California?There are 17,715 Internal Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in California offer telehealth?Yes. 4,245 of the 17,715 Internal Medicine providers in California (about 24%) report offering telehealth services in CMS data.
Which cities in California have the most Internal Medicine providers?Los Angeles (1,417), San Francisco (1,322), San Diego (970) have the highest concentration of Internal Medicine providers in California.
How many Internal Medicine providers in California received drug or device company payments?5,614 of 17,715 Internal Medicine providers in California (32%) 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 California 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 California work in independent practices or large health systems?Among 10,847 Internal Medicine Doctors in California enrolled in Medicare, 20% bill through a solo or small practice with fewer than 10 clinicians, 12% through a mid-size group of 10 to 99, and 67% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in California work at?According to CMS facility affiliation records, the California hospitals where the most Internal Medicine Doctors hold privileges are Stanford Health Care in Stanford; UCSF Medical Center in San Francisco; Ronald Reagan UCLA Medical Center in Los Angeles.
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