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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. Avni Amin, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 521-6097
Dr. Barbara Kennedy-funtila, MD
Modesto, CA · $368 in drug and device payments (2025) · Telehealth · (209) 577-3388
Dr. Breanna Becerra
Modesto, CA · No drug or device payments recorded (2025) · (209) 735-5000
Dr. Brian Dolnick, DO
Modesto, CA · No drug or device payments recorded (2025) · (209) 557-1000
Dr. Calvin Reckord, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 557-6200
Dr. Carleo Capili, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (209) 579-5628
Dr. Christine Eliazo, D.O.
Modesto, CA · No drug or device payments recorded (2025) · (209) 569-7711
Dr. Christine Tazewell, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 575-4700
Dr. Cristine Descallar, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 735-5000
Dr. Darius Naraghi, M.D.
Modesto, CA · $46 in drug and device payments (2025) · (209) 576-3525
Dr. David Davis, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (209) 521-2774
Dr. David Lyon, M.D
Modesto, CA · No drug or device payments recorded (2025) · (209) 579-1151
Dr. Dawit Haile, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 526-4500
Dr. Dheera Tamvada, MD
Modesto, CA · No drug or device payments recorded (2025) · (866) 682-4841
Dr. Donald Kimzey, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 557-1000
Dr. Doris Karam, M.D.
Modesto, CA · $22 in drug and device payments (2025) · Telehealth · (209) 550-4744
Dr. Edward Auen, PH.D., M.D.
Modesto, CA · $394 in drug and device payments (2025) · (209) 529-2052
Dr. Elaine Joy Soriano, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 574-1030
Dr. Elliott Metcalfe, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 846-9444
Dr. Farhad Khaleghi, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 521-6097
Dr. Garth Tanner, MD
Modesto, CA · $1,151 in drug and device payments (2025) · (209) 521-7800
Dr. Gervacio Diaz, M.D.
Modesto, CA · $836 in drug and device payments (2025) · (209) 529-8506
Dr. Harjit Gogna, M.D.
Modesto, CA · $118 in drug and device payments (2025) · Telehealth · (209) 544-3400
Dr. Harsha Kothiya, MBBS, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 735-5000
Dr. Henry Saalwaechter, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (209) 524-1211
Dr. Hina Humayun, DO
Modesto, CA · No drug or device payments recorded (2025) · (800) 478-8837
Dr. Htay Minn, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 248-7700
Dr. Htay Tint, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 521-6097
Dr. Hui Miao, MD
Modesto, CA · $194 in drug and device payments (2025) · (209) 576-3525
Dr. Humayun Abbas, MD
Modesto, CA · $306 in drug and device payments (2025) · Telehealth · (209) 577-3388
Dr. Irfan Hashmi, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (209) 384-6498
Dr. James Boozer, MD
Modesto, CA · $80 in drug and device payments (2025) · (209) 577-3388
Dr. James Kruer, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 550-4744
Dr. Jasdeep Virdi, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 557-1000
Dr. Jayshri Nimbargi, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 574-1030
Dr. Jessica Hubbs, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (323) 201-6800
Dr. Jill David, DO
Modesto, CA · $42 in drug and device payments (2025) · (209) 576-3525
Dr. Jin Rui Huang, M.D
Modesto, CA · $109 in drug and device payments (2025) · (209) 576-3525
Dr. John Walker, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 558-8804
Dr. Jungjin Lee, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 524-1211
Dr. Kamalullah Yusufzie, M.D.
Modesto, CA · No drug or device payments recorded (2025) · (209) 526-3863
Dr. Kenneth Hua, MD
Modesto, CA · $24 in drug and device payments (2025) · Telehealth · (209) 524-1211
Dr. Kevin Knobel, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 524-1211
Dr. Khin Win, M.D
Modesto, CA · No drug or device payments recorded (2025) · (209) 557-6200
Dr. Khun Zaw Htet Aung, MD
Modesto, CA · No drug or device payments recorded (2025) · Telehealth · (209) 550-4744
Dr. Kimberley Yescas Garibay, M.D.
Modesto, CA · $109 in drug and device payments (2025) · (209) 526-4500
Dr. Kit Duong, MD
Modesto, CA · $18 in drug and device payments (2025) · (209) 576-3525
Dr. Kristofer Richter, DO (2011)
Modesto, CA · $130 in drug and device payments (2025) · (209) 576-3525
Dr. Kruthika Krishnamurthy, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 576-2845
Dr. Kyaw Yu San, MD
Modesto, CA · No drug or device payments recorded (2025) · (209) 569-7408

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.