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Endocrinologists in California

Data updated monthly · Last refresh October 2026

1,135 Endocrinology, Diabetes & Metabolism providers practice in California, including 586 (52%) 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.

1,135providers
586telehealth
Los Angelestop city

Endocrinology, Diabetes & Metabolism by city in California

Choose a city to see providers there.

Endocrinology, Diabetes & Metabolism in Los Angeles107 providers
Endocrinology, Diabetes & Metabolism in San Francisco78 providers
Endocrinology, Diabetes & Metabolism in San Diego66 providers
Endocrinology, Diabetes & Metabolism in Sacramento41 providers
Endocrinology, Diabetes & Metabolism in Torrance34 providers
Endocrinology, Diabetes & Metabolism in Stanford31 providers
Endocrinology, Diabetes & Metabolism in Santa Monica22 providers
Endocrinology, Diabetes & Metabolism in Long Beach20 providers
Endocrinology, Diabetes & Metabolism in La Jolla20 providers
Endocrinology, Diabetes & Metabolism in Fresno20 providers
Endocrinology, Diabetes & Metabolism in Beverly Hills17 providers
Endocrinology, Diabetes & Metabolism in Newport Beach16 providers
Endocrinology, Diabetes & Metabolism in San Jose16 providers
Endocrinology, Diabetes & Metabolism in Mountain View15 providers
Endocrinology, Diabetes & Metabolism in Palo Alto15 providers
Endocrinology, Diabetes & Metabolism in Bakersfield13 providers
Endocrinology, Diabetes & Metabolism in Orange13 providers
Endocrinology, Diabetes & Metabolism in Roseville12 providers
Endocrinology, Diabetes & Metabolism in Walnut Creek12 providers
Endocrinology, Diabetes & Metabolism in Fullerton12 providers
Endocrinology, Diabetes & Metabolism in Santa Barbara12 providers
Endocrinology, Diabetes & Metabolism in Mission Viejo11 providers
Endocrinology, Diabetes & Metabolism in Duarte11 providers
Endocrinology, Diabetes & Metabolism in Irvine11 providers

Endocrinology, Diabetes & Metabolism 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. Richard Kamrath, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 939-8585
Dr. Robert Noth, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 932-4918
Dr. Yeran Bao, M.D.
Walnut Creek, CA · $791 in drug and device payments (2025) · Telehealth · (925) 939-1220
Dr. George Yang, M.D.
West Covina, CA · No drug or device payments recorded (2025) · (626) 388-1330
Dr. Jeannie Lin, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 956-8024
Dr. David Fittingoff, MD
West Hills, CA · $7,794 in drug and device payments (2025) · Telehealth · (818) 347-2921
Dr. Elnaz Kasiri, MD
West Hills, CA · $3,896 in drug and device payments (2025) · Telehealth · (310) 792-4041
Dr. Ileana Pat, MD
West Hills, CA · $277 in drug and device payments (2025) · Telehealth · (818) 497-7857
Dr. Anna Milanesi, M.D.
West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth · (310) 423-2924
Dr. Artak Labadzhyan, M.D.
West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth · (310) 423-2830
Dr. Azarmindokht Khosravi, M.D.
West Hollywood, CA · $25,557 in drug and device payments (2025) · Telehealth · (310) 423-3870
Dr. Danny Petrasek, MD PHD
West Hollywood, CA · No drug or device payments recorded (2025) · (310) 283-3977
Dr. Magdalena Uhart, M.D.
West Hollywood, CA · No drug or device payments recorded (2025) · (310) 423-8248
Dr. Peter Yuan, M.D.
West Hollywood, CA · No drug or device payments recorded (2025) · (310) 248-6753
Dr. Roma Gianchandani, MB, BS
West Hollywood, CA · No drug or device payments recorded (2025) · Telehealth · (310) 423-3870
Dr. Jennifer Siani, M.D.
Westlake Village, CA · $151 in drug and device payments (2025) · Telehealth · (805) 494-6920
Dr. Andy Nguyen
Westminster, CA · $272 in drug and device payments (2025) · (714) 898-9966
Dr. Lan Nguyen, MD
Westminster, CA · $81 in drug and device payments (2025) · (714) 839-5898
Dr. Minhthao Nguyen, DO
Westminster, CA · $516 in drug and device payments (2025) · (657) 606-1484
Dr. Nicholas Tran, M.D.
Westminster, CA · $2,444 in drug and device payments (2025) · (714) 531-6969
Dr. Edward Reece, M.D.
Whittier, CA · $233 in drug and device payments (2025) · Telehealth · (562) 945-1679
Dr. Nathan Eitan, MD
Whittier, CA · No drug or device payments recorded (2025) · (562) 945-2833
Dr. Alex Chao, DO
Woodland, CA · $123 in drug and device payments (2025) · (530) 668-2600
Dr. Shazia Faiz, M.D
Woodland, CA · No drug or device payments recorded (2025) · Telehealth · (530) 668-2600
Dr. Alexander Tyan, MD
Woodland Hills, CA · $446 in drug and device payments (2025) · Telehealth · (833) 574-2273
Dr. Frederick Ziel, MD
Woodland Hills, CA · No drug or device payments recorded (2025) · (818) 719-2000
Dr. Ian Yip, MD
Woodland Hills, CA · $1,685 in drug and device payments (2025) · Telehealth · (818) 615-2888
Dr. Maryam Sharifi, MD
Woodland Hills, CA · No drug or device payments recorded (2025) · Telehealth · (818) 719-4400
Dr. Mingfei Luo, M.D.
Woodland Hills, CA · $59 in drug and device payments (2025) · (518) 469-0950
Dr. Rebecca Weiss, B.S., B.A.
Woodland Hills, CA · $483 in drug and device payments (2025) · (818) 719-4400
Dr. Sima Hassani, MD
Woodland Hills, CA · $182 in drug and device payments (2025) · (818) 719-2000
Dr. Hoda Mojazi Amiri, MD
Yorba Linda, CA · No drug or device payments recorded (2025) · Telehealth · (714) 790-8600
Dr. Harinder Singh, M.D.
Yuba City, CA · No drug or device payments recorded (2025) · Telehealth · (530) 749-3520
Dr. Jahangir Mahmoudi, MD
Yuba City, CA · $131 in drug and device payments (2025) · Telehealth · (530) 674-7655
Dr. Gaja Andzel, M.D.
Yucaipa, CA · $28,805 in drug and device payments (2025) · (909) 795-9747

Conditions Endocrinology, Diabetes & Metabolism providers in California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Endocrinology, Diabetes & Metabolism providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Endocrinology, Diabetes & Metabolism providers are in California?

There are 1,135 Endocrinology, Diabetes & Metabolism providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Endocrinology, Diabetes & Metabolism providers in California offer telehealth?

Yes. 586 of the 1,135 Endocrinology, Diabetes & Metabolism providers in California (about 52%) report offering telehealth services in CMS data.

Which cities in California have the most Endocrinology, Diabetes & Metabolism providers?

Los Angeles (107), San Francisco (78), San Diego (66) have the highest concentration of Endocrinology, Diabetes & Metabolism providers in California.

How many Endocrinology, Diabetes & Metabolism providers in California received drug or device company payments?

615 of 1,135 Endocrinology, Diabetes & Metabolism providers in California (54%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Endocrinology, Diabetes & Metabolism providers in California treat?

Endocrinology, Diabetes & Metabolism providers commonly treat type 2 diabetes, thyroid disorders, osteoporosis, hormone imbalance, type 1 diabetes 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 Endocrinologists in California work in independent practices or large health systems?

Among 765 Endocrinologists in California enrolled in Medicare, 18% bill through a solo or small practice with fewer than 10 clinicians, 8% through a mid-size group of 10 to 99, and 74% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Endocrinologists in California work at?

According to CMS facility affiliation records, the California hospitals where the most Endocrinologists hold privileges are Ronald Reagan UCLA Medical Center in Los Angeles; Stanford Health Care in Stanford; Santa Monica - UCLA Med Ctr & Orthopaedic Hospital in Santa Monica.

Related reading on HealthcareDiscovery.AI

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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 Endocrinology, Diabetes & Metabolism in California? Get featured.