Physician Assistant in California
Individual Physician Assistant providers billing Original Medicare Part B in California: 7,073 in 2024.
See available data · View sample report
Available data
- Specialty
- Physician Assistant (the provider type on the Medicare claims record; individuals only)
- Geography
- California.
- Data years
- 2020, 2021, 2022, 2023, 2024
- Providers by year
- 2020: 5,029 · 2021: 5,358 · 2022: 5,902 · 2023: 6,487 · 2024: 7,073
Choose a metro to compare
Market Comparisons are prepared for a metro area or a state's area outside metro areas. Provider counts are for 2024.
- Bakersfield-Delano, CA (133)
- Bishop, CA (2)
- California outside metro areas (24)
- Chico, CA (58)
- Clearlake, CA (13)
- Crescent City, CA (10)
- El Centro, CA (18)
- Eureka-Arcata, CA (45)
- Fresno, CA (221)
- Hanford-Corcoran, CA (16)
- Los Angeles-Long Beach-Anaheim, CA (2,193)
- Merced, CA (18)
- Modesto, CA (94)
- Napa, CA (26)
- Oxnard-Thousand Oaks-Ventura, CA (138)
- Red Bluff, CA (5)
- Redding, CA (79)
- Riverside-San Bernardino-Ontario, CA (809)
- Sacramento-Roseville-Folsom, CA (460)
- Salinas, CA (99)
- San Diego-Chula Vista-Carlsbad, CA (677)
- San Francisco-Oakland-Fremont, CA (733)
- San Jose-Sunnyvale-Santa Clara, CA (506)
- San Luis Obispo-Paso Robles, CA (78)
- Santa Cruz-Watsonville, CA (104)
- Santa Maria-Santa Barbara, CA (150)
- Santa Rosa-Petaluma, CA (55)
- Sonora, CA (12)
- Stockton-Lodi, CA (71)
- Susanville, CA (8)
- Truckee-Grass Valley, CA (25)
- Ukiah, CA (8)
- Vallejo, CA (63)
- Visalia, CA (73)
- Yuba City, CA (50)
Groups with the most Physician Assistant providers in California
- Sutter Bay Medical Foundation (280 Physician Assistant providers)
- Stanford Health Care (235 Physician Assistant providers)
- Southern California Permanente Medical Group (226 Physician Assistant providers)
- Sutter Valley Medical Foundation (191 Physician Assistant providers)
- Scripps Health (149 Physician Assistant providers)
- Providence Medical Foundation (144 Physician Assistant providers)
- Carbon Health Medical Group Of California PC (117 Physician Assistant providers)
- Cedars-Sinai Medical Care Foundation (92 Physician Assistant providers)
- Dignity Health Medical Foundation (91 Physician Assistant providers)
Group affiliation: CMS Doctors and Clinicians file; data year 2024. Ordered by the count of providers of the specialty, then by name; groups tied at the end of the list are left out.
Original Medicare Part B fee-for-service only; payments go to the billing entity. How every figure is computed: methodology, including known limitations.
Source: CMS Medicare Physician & Other Practitioners public use files (Original Medicare Part B fee-for-service).