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. Mona Shah, M.D.West Hollywood, CA · $89 in drug and device payments (2025) · Telehealth ·
(310) 423-5161 Dr. Natalie Bello, M.D.West Hollywood, CA · $47 in drug and device payments (2025) ·
(310) 423-2726 Dr. Nayan Patel, MDWest Hollywood, CA · $3,041 in drug and device payments (2025) · Telehealth ·
(310) 423-5161 Dr. Nazilla Forootan, MDWest Hollywood, CA · $250 in drug and device payments (2025) ·
(310) 423-5161 Dr. Neil Patel, MDWest Hollywood, CA · $271 in drug and device payments (2025) ·
(310) 423-3277 Dr. Nisha Chellam Vedamuthu, M.D.West Hollywood, CA · No drug or device payments recorded (2025) ·
(909) 962-1260 Dr. Nishita JainWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-5581 Dr. Nory Jun Cabanilla, M.D.West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth ·
(310) 467-5869 Dr. Parisa Azizad-pinto, M.D.West Hollywood, CA · $894 in drug and device payments (2025) ·
(310) 423-1838 Dr. Parth Visrodia, MD, MBAWest Hollywood, CA · $484 in drug and device payments (2025) ·
(310) 423-5161 Dr. Pooja GidwaniWest Hollywood, CA · $24 in drug and device payments (2025) ·
(713) 242-3768 Dr. Puneet Kumar, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-4683 Dr. Randy Hou, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-3277 Dr. Richie Rana, M.D.West Hollywood, CA · No drug or device payments recorded (2025) ·
(916) 734-7080 Dr. Rishi Patel, D.O.West Hollywood, CA · $179 in drug and device payments (2025) · Telehealth ·
(310) 423-5252 Dr. Robert Basseri, M.D.West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth ·
(310) 423-5581 Dr. Ronak Kavian, M.D.,West Hollywood, CA · $131 in drug and device payments (2025) ·
(310) 362-9397 Dr. Roxana Coras, MD PHDWest Hollywood, CA · $99 in drug and device payments (2025) ·
(310) 423-5161 Dr. Samuel Einbinder, MDWest Hollywood, CA · $2,026 in drug and device payments (2025) · Telehealth ·
(323) 525-1111 Dr. Saniya BondeWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-5161 Dr. Sarah Bentil-owusu, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(888) 663-6331 Dr. Sarvanand PatelWest Hollywood, CA · $282 in drug and device payments (2025) ·
(310) 423-2811 Dr. Seyedmohsen Nourbakhsh, MDWest Hollywood, CA · $860 in drug and device payments (2025) ·
(205) 760-1084 Dr. Shamim Shakibai, M.D.West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth ·
(310) 388-6798 Dr. Shane Wilder, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-2811 Dr. Soheil Soleymani, MDWest Hollywood, CA · $149 in drug and device payments (2025) ·
(310) 659-0123 Dr. Stanley Yuan, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-4683 Dr. Stephan Targan, M.D.West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth ·
(310) 423-4100 Dr. Sundip Karsan, M.D., M.P.H.West Hollywood, CA · No drug or device payments recorded (2025) ·
(650) 906-8387 Dr. Tanya BhardwajWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-4683 Dr. Tanya SelvamWest Hollywood, CA · $566 in drug and device payments (2025) ·
(310) 423-3277 Dr. Tiffany Ossi, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-3277 Dr. Tiffany Truong, MDWest Hollywood, CA · $119 in drug and device payments (2025) ·
(310) 423-3277 Dr. Tina RamineniWest Hollywood, CA · $14 in drug and device payments (2025) ·
(310) 423-5161 Dr. Tri Nguyen, D.O.West Hollywood, CA · No drug or device payments recorded (2025) ·
(323) 866-8600 Dr. Umair Savani, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-5000 Dr. Vandad SaadatWest Hollywood, CA · $764 in drug and device payments (2025) ·
(310) 423-5252 Dr. Vinay Aggarwal, MDWest Hollywood, CA · $62 in drug and device payments (2025) ·
(310) 295-2255 Dr. Vinita Kusupati, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-1838 Dr. Vlad Nusinovich, M.D.West Hollywood, CA · $4,108 in drug and device payments (2025) ·
(310) 623-9222 Dr. William Chan, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(310) 423-5161 Dr. William Davis, M.D.West Hollywood, CA · $201 in drug and device payments (2025) · Telehealth ·
(310) 423-5161 Dr. Will Takakura, M.D.West Hollywood, CA · $894 in drug and device payments (2025) ·
(310) 423-3878 Dr. Xibei Liu, MDWest Hollywood, CA · No drug or device payments recorded (2025) ·
(323) 229-2985 Dr. Yue LuWest Hollywood, CA · $22 in drug and device payments (2025) · Telehealth ·
(310) 423-1838 Dr. Yumiko Taguchi, MD, PHDWest Hollywood, CA · $95 in drug and device payments (2025) ·
(310) 423-5161 Dr. Anil Daya, M.D.Westlake Village, CA · No drug or device payments recorded (2025) · Telehealth ·
(805) 446-4444 Dr. Christine Dahlin, M.D.Westlake Village, CA · No drug or device payments recorded (2025) ·
(805) 371-1393 Dr. Dana Howard, MDWestlake Village, CA · No drug or device payments recorded (2025) ·
(805) 494-6920 Dr. Hilda Maldonado, M.D.Westlake Village, CA · No drug or device payments recorded (2025) ·
(805) 496-6698 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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