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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. Anchel Furman, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 535-1772
Dr. Andre Ettinger, MD
Pasadena, CA · $346 in drug and device payments (2025) · Telehealth · (626) 844-0313
Dr. Andrew Karas, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-2244
Dr. Andrew Muller, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 585-4500
Dr. Andrew Williams, M.D.
Pasadena, CA · $23,629 in drug and device payments (2025) · (626) 397-5000
Dr. Annapoorani Asokan
Pasadena, CA · No drug or device payments recorded (2025) · (626) 405-3147
Dr. Anthony Koerner, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-5118
Dr. Arpine Khudanyan, MD
Pasadena, CA · $271 in drug and device payments (2025) · (626) 397-5188
Dr. Arthur Manoukian, M.D.
Pasadena, CA · $383 in drug and device payments (2025) · (800) 792-2345
Dr. Barry Blum, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 792-2166
Dr. Behzad Yashar, MD
Pasadena, CA · $186 in drug and device payments (2025) · (626) 795-2244
Dr. Betsy Felser, MD
Pasadena, CA · $26 in drug and device payments (2025) · (626) 844-9111
Dr. Bhavik Magan
Pasadena, CA · No drug or device payments recorded (2025) · (833) 574-2273
Dr. Bianca Grigorian, MD
Pasadena, CA · $32 in drug and device payments (2025) · Telehealth · (626) 792-3141
Dr. Brittany Doremus, D.O.
Pasadena, CA · No drug or device payments recorded (2025) · (909) 427-5000
Dr. Carlos Palacios
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 799-4191
Dr. Carolyn Kim, MD
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 304-0070
Dr. Carrie Mok, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 352-1444
Dr. Cheryl Reid, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 577-5602
Dr. Christine Won, M.D.
Pasadena, CA · $431 in drug and device payments (2025) · (626) 793-8455
Dr. Christopher Dagher, M.D.
Pasadena, CA · $11,688 in drug and device payments (2025) · Telehealth · (626) 397-5711
Dr. Cindy Carson, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 793-9353
Dr. Claire Tilem, MD
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 792-3141
Dr. Claudia Pfeil, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 795-7556
Dr. Congbin Wang, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 585-4120
Dr. Cristina Nguyen
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 396-2999
Dr. Daniel Moore, M.D.
Pasadena, CA · $32 in drug and device payments (2025) · (626) 795-2244
Dr. Daniel Rowady, M.D.
Pasadena, CA · $226 in drug and device payments (2025) · Telehealth · (626) 535-4724
Dr. Daryl Banta, M.D.
Pasadena, CA · $350 in drug and device payments (2025) · Telehealth · (626) 486-0181
Dr. David Dang, M.D.
Pasadena, CA · $898 in drug and device payments (2025) · Telehealth · (626) 344-0640
Dr. David Fischel, D.O., M.S.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5000
Dr. David Moritz, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 585-4123
Dr. David Saavedra, MD
Pasadena, CA · No drug or device payments recorded (2025) · (818) 636-5436
Dr. Deborah Beutler, M.D.
Pasadena, CA · $380 in drug and device payments (2025) · Telehealth · (626) 243-5211
Dr. Dolores Barba, MD
Pasadena, CA · No drug or device payments recorded (2025) · Telehealth · (626) 799-4191
Dr. Dolores Figueroa, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 440-7325
Dr. Dorianne Spivack, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5000
Dr. Edmond Clinton, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 792-1135
Dr. Elana Sheldon, MD
Pasadena, CA · $1,017 in drug and device payments (2025) · Telehealth · (626) 792-1912
Dr. Ellen Mcdonald, M.D.
Pasadena, CA · $47 in drug and device payments (2025) · Telehealth · (626) 872-4195
Dr. Fardad Sarabchi, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-2244
Dr. Farzauq Burki, MD
Pasadena, CA · $668 in drug and device payments (2025) · (626) 795-2244
Dr. Gabriella Sherman, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5000
Dr. Garland Dodoo, M.D.
Pasadena, CA · $109 in drug and device payments (2025) · (626) 792-4185
Dr. Garry Kim, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-0415
Dr. George Abrahamian, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 222-8888
Dr. George Jung, MD
Pasadena, CA · $283 in drug and device payments (2025) · Telehealth · (626) 792-2166
Dr. George Sonneborn, AFE23957
Pasadena, CA · No drug or device payments recorded (2025) · (626) 398-6300
Dr. Gregor Paronian, M.D.
Pasadena, CA · $3,266 in drug and device payments (2025) · Telehealth · (626) 696-3607
Dr. Hany Zaki, M.D.
Pasadena, CA · $40 in drug and device payments (2025) · (626) 564-9758

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

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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.