HealthcareDiscovery.AI / Doctors / California / Internal Medicine

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 in Los Angeles1,417 providers
Internal Medicine in San Francisco1,322 providers
Internal Medicine in San Diego970 providers
Internal Medicine in Sacramento602 providers
Internal Medicine in Oakland434 providers
Internal Medicine in San Jose433 providers
Internal Medicine in Stanford383 providers
Internal Medicine in Fresno339 providers
Internal Medicine in Torrance230 providers
Internal Medicine in Long Beach225 providers
Internal Medicine in Bakersfield210 providers
Internal Medicine in Loma Linda209 providers
Internal Medicine in Palo Alto189 providers
Internal Medicine in Anaheim188 providers
Internal Medicine in Orange188 providers
Internal Medicine in Riverside188 providers
Internal Medicine in Walnut Creek184 providers
Internal Medicine in Santa Monica170 providers
Internal Medicine in La Jolla161 providers
Internal Medicine in Roseville159 providers
Internal Medicine in Irvine155 providers
Internal Medicine in Beverly Hills152 providers
Internal Medicine in Santa Clara142 providers
Internal Medicine in Pasadena138 providers

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. Yvonne Trilling, MD
Woodland Hills, CA · No drug or device payments recorded (2025) · Telehealth · (818) 719-2000
Dr. Zohreh Movahedi-smith, MD
Woodland Hills, CA · No drug or device payments recorded (2025) · Telehealth · (818) 719-2000
Dr. Jennifer Abrams, M.D.
Woodside, CA · $14 in drug and device payments (2025) · (650) 851-4747
Dr. Maia Mosse
Woodside, CA · $404 in drug and device payments (2025) · Telehealth · (650) 851-4747
Dr. Prerana Sangani, MD
Woodside, CA · No drug or device payments recorded (2025) · (650) 851-4747
Dr. Allison Foley, MD
Yorba Linda, CA · $123 in drug and device payments (2025) · Telehealth · (714) 528-4211
Dr. Anthony Bae, M.D.
Yorba Linda, CA · $400 in drug and device payments (2025) · Telehealth · (714) 528-4211
Dr. Carl Buckhorn, M.D.
Yorba Linda, CA · $257 in drug and device payments (2025) · Telehealth · (714) 577-6031
Dr. Charlene Lin, MD
Yorba Linda, CA · $703 in drug and device payments (2025) · Telehealth · (714) 528-4211
Dr. Edward Campagna, M.D.
Yorba Linda, CA · No drug or device payments recorded (2025) · (714) 970-1806
Dr. Edward Tsai
Yorba Linda, CA · No drug or device payments recorded (2025) · (714) 792-0192
Dr. Giri Tummuru, M.D.
Yorba Linda, CA · $33 in drug and device payments (2025) · (770) 330-5007
Dr. Jason Kahlon, M.D.
Yorba Linda, CA · $87 in drug and device payments (2025) · (714) 306-9408
Dr. Jigar Patel, MD
Yorba Linda, CA · $71 in drug and device payments (2025) · (714) 749-6296
Dr. Karen Prakash, MD
Yorba Linda, CA · No drug or device payments recorded (2025) · (714) 577-6652
Dr. Maximilian Garces, M.D.
Yorba Linda, CA · $586 in drug and device payments (2025) · Telehealth · (714) 528-4211
Dr. Michael Lee, MD
Yorba Linda, CA · No drug or device payments recorded (2025) · (714) 572-6000
Dr. Michael Valdez, MD
Yorba Linda, CA · $85 in drug and device payments (2025) · Telehealth · (714) 577-6652
Dr. Myung Kim, M.D.
Yorba Linda, CA · No drug or device payments recorded (2025) · Telehealth · (714) 685-3520
Dr. Neha Savalia, M.D.
Yorba Linda, CA · $538 in drug and device payments (2025) · (714) 528-4211
Dr. Nimitta Lathiya, DO
Yorba Linda, CA · No drug or device payments recorded (2025) · (724) 685-3520
Dr. Robert Landman, M.D.
Yorba Linda, CA · $144 in drug and device payments (2025) · Telehealth · (714) 528-4211
Dr. Steve Lin, DO
Yorba Linda, CA · No drug or device payments recorded (2025) · (604) 653-8355
Dr. Lynda Nelson Swain, MD
Yountville, CA · $79 in drug and device payments (2025) · (707) 944-4660
Dr. Monica Banchero-hasson, M.D.
Yountville, CA · $48 in drug and device payments (2025) · (707) 944-4716
Dr. Paul Chin, M.D.
Yountville, CA · No drug or device payments recorded (2025) · (707) 944-4716
Dr. Bruce Riger, MD
Yreka, CA · $124 in drug and device payments (2025) · (530) 842-9800
Dr. Daniel John, MD
Yreka, CA · $25 in drug and device payments (2025) · (530) 842-3507
Dr. Gakwaya Habiyaremye, MD
Yreka, CA · $34 in drug and device payments (2025) · (530) 842-4121
Dr. Kelly Barrett, M.D
Yreka, CA · $25 in drug and device payments (2025) · (530) 842-4121
Dr. Moudy Youssef, M.D.
Yreka, CA · $183 in drug and device payments (2025) · (530) 842-3507
Dr. Sean Park, MD
Yreka, CA · No drug or device payments recorded (2025) · (702) 453-3799
Dr. Alec Dedavets, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · Telehealth · (530) 749-3520
Dr. Balwinder Malhi, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · (530) 674-2800
Dr. Chandan Cheema, MD
Yuba City, CA · No drug or device payments recorded (2025) · (530) 763-1900
Dr. David Schulze
Yuba City, CA · $367 in drug and device payments (2025) · (530) 741-1300
Dr. Dung Tran, MD
Yuba City, CA · $276 in drug and device payments (2025) · (530) 749-5523
Dr. Gurinder Singh, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · (530) 751-4500
Dr. Hemalatha Vangala, MD
Yuba City, CA · No drug or device payments recorded (2025) · (530) 822-7240
Dr. Jujhar Sandhu, M.D
Yuba City, CA · $312 in drug and device payments (2025) · (530) 674-4261
Dr. Kiran Goyal, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · (530) 674-9200
Dr. Lorraine Tortosa, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · (530) 749-3520
Dr. Michael Kinnison, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · (530) 822-7215
Dr. Mushfeka Sharif, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · Telehealth · (530) 821-2020
Dr. Mustafa Ammar, M.D.
Yuba City, CA · $796 in drug and device payments (2025) · (530) 673-9420
Dr. Narinder Basra, M.D.
Yuba City, CA · $52 in drug and device payments (2025) · Telehealth · (530) 674-4103
Dr. Nikita Patil
Yuba City, CA · No drug or device payments recorded (2025) · (530) 673-9420
Dr. Ramandeep Dosanjh, MD
Yuba City, CA · No drug or device payments recorded (2025) · Telehealth · (530) 749-5890
Dr. Ravi Sathi, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · Telehealth · (530) 844-5655
Dr. Smitha Sathyaprakash, M.D
Yuba City, CA · $21 in drug and device payments (2025) · Telehealth · (530) 674-4261

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.

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.

Related reading on HealthcareDiscovery.AI

Internal Medicine in all 50 states Search all 17,715 in the directory Ask Zach for help choosing

Related

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. Are you a Internal Medicine in California? Get featured.