Occupational Medicine Doctors in California
Data updated monthly · Last refresh October 2026
414 Occupational Medicine providers practice in California, including 8 (2%) offering telehealth. The largest concentration is in San Diego. 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.
414providers
8telehealth
San Diegotop city
Occupational Medicine by city in California
Choose a city to see providers there.
Occupational 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. Clark Robbins, M.D.Rowland Heights, CA · No drug or device payments recorded (2025) ·
(626) 922-1952 Dr. Amy Reese, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 733-3390 Dr. Claire BaranovSacramento, CA · No drug or device payments recorded (2025) ·
(800) 336-1884 Dr. Craig Robertson, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. Daniel Beasley, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 733-3390 Dr. Douglas Merrill, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. Enass Arahman, M.DSacramento, CA · $41 in drug and device payments (2025) ·
(916) 733-3390 Dr. Fidel Realyvasquez, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 387-6929 Dr. Lien Tran, DOSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-7741 Dr. Lyle Justesen, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 731-7775 Dr. Michael Bugola, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. Peter Yip, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 973-5000 Dr. Sarah Johnson, MDSacramento, CA · No drug or device payments recorded (2025) ·
(312) 505-8646 Dr. Scott Anderson, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 364-1733 Dr. Sumeet Batra, M.D.Sacramento, CA · No drug or device payments recorded (2025) ·
(916) 734-8199 Dr. Suvag Patnaik, M.D., M.P.HSacramento, CA · $40 in drug and device payments (2025) ·
(800) 470-0071 Dr. Vivian LiaoSacramento, CA · No drug or device payments recorded (2025) ·
(916) 734-7041 Dr. Andrew Horpeniuk, M.D., M.P.H.Saint Helena, CA · No drug or device payments recorded (2025) ·
(707) 963-6491 Dr. Richard Martin, M.D.Saint Helena, CA · No drug or device payments recorded (2025) ·
(707) 963-0285 Dr. Anthony Galicia, M.D.Salinas, CA · $125 in drug and device payments (2025) ·
(831) 783-2507 Dr. Larry Widman, M.D.Salinas, CA · No drug or device payments recorded (2025) ·
(831) 770-0444 Dr. Marc Johnson, MDSalinas, CA · No drug or device payments recorded (2025) ·
(831) 770-0444 Dr. Carrie Chanson, M.D., DR.PH, MPMSan Bernardino, CA · No drug or device payments recorded (2025) ·
(909) 558-6662 Dr. Dana Brockmann, MDSan Bernardino, CA · No drug or device payments recorded (2025) ·
(909) 558-6222 Dr. Roger Fox, M.D.San Bernardino, CA · No drug or device payments recorded (2025) ·
(909) 884-1500 Dr. Antra Priede Berger, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Arnold Markman, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Arturo Leon, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 277-2744 Dr. Ashley Ennedy, DOSan Diego, CA · $106 in drug and device payments (2025) ·
(858) 499-2600 Dr. Braeden Arnold, DOSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Brian Hoang, PASan Diego, CA · No drug or device payments recorded (2025) ·
(858) 457-4717 Dr. Cameron Nelson, M.D., M.P.H.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6680 Dr. Daniel Rhodes, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(760) 438-6572 Dr. Eric AmsterSan Diego, CA · No drug or device payments recorded (2025) ·
(858) 450-9119 Dr. Frederick Fung, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 446-1510 Dr. Ganna Breland, D.O.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 455-0200 Dr. Henry Poon, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 297-9610 Dr. Jeffrey Sugar, D.O.San Diego, CA · No drug or device payments recorded (2025) · Telehealth ·
(858) 521-2350 Dr. John Cross, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. John Kim, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Joseph Thoene, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 499-2777 Dr. Joseph Vo, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-8250 Dr. Juan Fals, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(858) 577-4651 Dr. Kathlyn Ignacio, M.D.San Diego, CA · No drug or device payments recorded (2025) · Telehealth ·
(858) 616-8400 Dr. Laurence Miller, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 544-8861 Dr. Leland Wessel, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(714) 389-5700 Dr. Lindy O'leary, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Ling Jing, D.O.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Lydia Grypma, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Marlon Tingzon, DOSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Common questions
How many Occupational Medicine providers are in California?There are 414 Occupational Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Occupational Medicine providers in California offer telehealth?Yes. 8 of the 414 Occupational Medicine providers in California (about 2%) report offering telehealth services in CMS data.
Which cities in California have the most Occupational Medicine providers?San Diego (37), San Francisco (24), Los Angeles (23) have the highest concentration of Occupational Medicine providers in California.
How many Occupational Medicine providers in California received drug or device company payments?44 of 414 Occupational Medicine providers in California (11%) 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.
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