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Hospitalists in California

Data updated monthly · Last refresh October 2026

3,110 Hospitalist providers practice in California, including 149 (5%) 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.

3,110providers
149telehealth
Los Angelestop city

Hospitalist by city in California

Choose a city to see providers there.

Hospitalist in Los Angeles231 providers
Hospitalist in San Diego173 providers
Hospitalist in San Francisco161 providers
Hospitalist in Sacramento155 providers
Hospitalist in Palo Alto109 providers
Hospitalist in West Hollywood99 providers
Hospitalist in Santa Monica96 providers
Hospitalist in Oakland84 providers
Hospitalist in Orange81 providers
Hospitalist in Fresno80 providers
Hospitalist in Walnut Creek68 providers
Hospitalist in La Jolla67 providers
Hospitalist in Newport Beach65 providers
Hospitalist in Modesto61 providers
Hospitalist in Roseville53 providers
Hospitalist in Rancho Mirage53 providers
Hospitalist in San Jose46 providers
Hospitalist in Irvine41 providers
Hospitalist in Santa Clara41 providers
Hospitalist in Santa Cruz40 providers
Hospitalist in Mountain View36 providers
Hospitalist in Berkeley33 providers
Hospitalist in Bakersfield31 providers
Hospitalist in Pasadena31 providers

Hospitalist 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. Brian Butler, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 686-3935
Dr. Brian Clay, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 471-9194
Dr. Brian Lichtenstein, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 499-2707
Dr. Bryan Huang, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 471-9198
Dr. Buraq Al Ghaieb, MD
San Diego, CA · No drug or device payments recorded (2025) · (858) 436-5531
Dr. Catherine Firestein, MD, MPH
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (800) 926-8273
Dr. Charles Hammond
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Christine Sonners
San Diego, CA · No drug or device payments recorded (2025) · (619) 534-6268
Dr. Christopher Siriphand, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Clari Nguyen, D.O.
San Diego, CA · No drug or device payments recorded (2025) · (858) 266-5000
Dr. Constance Chace, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Courtney Lewis, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-6268
Dr. Dana Toy
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Daniel Bouland, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 471-9453
Dr. Daniel Fang
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Danielle Brazel, MD
San Diego, CA · $3,440 in drug and device payments (2025) · (619) 260-7125
Dr. Danielle D'annibale
San Diego, CA · $17 in drug and device payments (2025) · (619) 543-6268
Dr. Dan Nguyen, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 260-7125
Dr. Darren Teshima
San Diego, CA · No drug or device payments recorded (2025) · (619) 260-7220
Dr. David Taylor, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. David Timmer, MD
San Diego, CA · $157 in drug and device payments (2025) · (619) 543-6268
Dr. Deepak Asudani, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Diana Childers, M.D.
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (800) 926-8273
Dr. Emily States
San Diego, CA · $54 in drug and device payments (2025) · (192) 607-1256
Dr. Emma Mulligan
San Diego, CA · No drug or device payments recorded (2025) · (303) 883-7220
Dr. Erica Feldman, MD, MPH
San Diego, CA · $59 in drug and device payments (2025) · (619) 543-6268
Dr. Eunice Kwon, D.O.
San Diego, CA · No drug or device payments recorded (2025) · (858) 939-3400
Dr. Farah Zeeda, M.D
San Diego, CA · No drug or device payments recorded (2025) · (619) 686-3935
Dr. Fariha Esmail, MD
San Diego, CA · No drug or device payments recorded (2025) · (877) 608-0044
Dr. Gabrielle Schaefer, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 528-5435
Dr. Gagandeep Kaur, DO
San Diego, CA · $52 in drug and device payments (2025) · (619) 260-7220
Dr. Girija Hariharan, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Gloria Tran, M.D.
San Diego, CA · $155 in drug and device payments (2025) · (858) 499-3260
Dr. Gordon Beh, MD
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (619) 686-3935
Dr. Gregory Ingolia, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Gregory Seymann, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 657-6090
Dr. Haider Aldiwani
San Diego, CA · $144 in drug and device payments (2025) · (800) 926-8273
Dr. Hazem Yassin, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Helpees Guirguis
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Henry Yeager, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 260-7125
Dr. Hyma Rao, M.D.
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (619) 260-7125
Dr. Ian Jenkins, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 471-9198
Dr. Igor Sister, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Jack Yacoo, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 939-3400
Dr. Jaleel Anjum
San Diego, CA · $28 in drug and device payments (2025) · (619) 260-7125
Dr. Jejo Koola, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 471-9186
Dr. Jenna Carlson, DO
San Diego, CA · No drug or device payments recorded (2025) · (715) 587-8171
Dr. Jenna Klubnick, MD, MS
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Jennifer Quartarolo, MD
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (619) 471-9198
Dr. Jessica Bazick, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 471-9186

Common questions

How many Hospitalist providers are in California?

There are 3,110 Hospitalist providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Hospitalist providers in California offer telehealth?

Yes. 149 of the 3,110 Hospitalist providers in California (about 5%) report offering telehealth services in CMS data.

Which cities in California have the most Hospitalist providers?

Los Angeles (231), San Diego (173), San Francisco (161) have the highest concentration of Hospitalist providers in California.

How many Hospitalist providers in California received drug or device company payments?

722 of 3,110 Hospitalist providers in California (23%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

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 Hospitalists in California work in independent practices or large health systems?

Among 2,469 Hospitalists in California enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 13% through a mid-size group of 10 to 99, and 82% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Hospitalists in California work at?

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

Hospitalist in all 50 states Search all 3,110 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 Hospitalist in California? Get featured.