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Health Maintenance Organization in California - NPI Providers

Active Health Maintenance Organization providers with a practice location in California. Each profile shows the NPI number, taxonomy code, license details, and practice address, useful for claims, credentialing, and verifying a provider.

840 providers in California

Health Maintenance Organization providers in California

NPI Name Type Specialty Location
1164291142 209 Trucking Inc Organization Health Maintenance Organization Lodi, CA
1033641113 A&Y Soleimani, DDS, Inc Organization Health Maintenance Organization Simi Valley, CA
1518103845 A-Chirocare Organization Health Maintenance Organization Canoga Park, CA
1659764678 A-Z Professional Resources, Inc. Organization Health Maintenance Organization Orange, CA
1083084123 Above & Beyond Homecare Services LLC Organization Health Maintenance Organization Yucaipa, CA
1558642447 Above and Beyond Sen Ior Care LLC Organization Health Maintenance Organization Sacramento, CA
1154939098 Absolute Medical Partners, A Professional Medical Corporation Organization Health Maintenance Organization Cerritos, CA
1568771160 Absolute Treatment Center Organization Health Maintenance Organization Los Angeles, CA
1689728735 Access Ipa Organization Health Maintenance Organization Monterey Park, CA
1457548091 Access Managed Care Organization Health Maintenance Organization Orange, CA
1730691296 Access Primary Care Medical Group Organization Health Maintenance Organization San Francisco, CA
1114070224 Accountable Health Care Ipa Organization Health Maintenance Organization Signal Hill, CA
1780722827 Accountable Healthcare, Mso Organization Health Maintenance Organization Signal Hill, CA
1083878367 Achievekids Organization Health Maintenance Organization Palo Alto, CA
1467513218 Acn Group of California, Inc Organization Health Maintenance Organization San Diego, CA
1457795346 Acumedi Health Clinics Organization Health Maintenance Organization Chatsworth, CA
1558628248 Acupuncture Clinic Organization Health Maintenance Organization Costa Mesa, CA
1164232708 Adreana Campbell Individual Health Maintenance Organization Santa Barbara, CA
1861882987 Adriana M Valdovinos, MD Organization Health Maintenance Organization Palmdale, CA
1538466651 Advance Pain Management Group Organization Health Maintenance Organization Northridge, CA
1881847424 Advance Urgent Medical Group Inc Organization Health Maintenance Organization Santa Ana, CA
1174680771 Advance Vision Center of Optometry, P C Organization Health Maintenance Organization San Jose, CA
1578012639 Advanced Acupuncture & Wellness Center Organization Health Maintenance Organization Rancho Mirage, CA
1942415690 Advanced Health Centers, Inc. Organization Health Maintenance Organization San Pedro, CA
1942880570 Advanced Ipa Inc. Organization Health Maintenance Organization Redondo Beach, CA
1114265907 Advanced Medical Doctors of California, Ipa Organization Health Maintenance Organization Alhambra, CA
1851926299 Advanced Mso Organization Health Maintenance Organization Walnut, CA
1689932832 Advanced Primary Care Network, Ipa Organization Health Maintenance Organization Alhambra, CA
1699845081 Advantage Care Ipa Organization Health Maintenance Organization Alhambra, CA
1104710342 Advantage Plus Medical Group Organization Health Maintenance Organization Costa Mesa, CA
1316260094 Aegis Medical Systems Organization Health Maintenance Organization Oxnard, CA
1811384498 Aegis Treatment Centers Organization Health Maintenance Organization Santa Barbara, CA
1821503392 Aetna Better Health of California Inc. Organization Health Maintenance Organization San Diego, CA
1487768891 Affiliated Doctors of Orange County Organization Health Maintenance Organization Garden Grove, CA
1295237246 Affiliated Partners Ipa Organization Health Maintenance Organization Long Beach, CA
1740631845 African Communities Public Health Coalition Organization Health Maintenance Organization View Park, CA
1477675601 Akm Medical Group Organization Health Maintenance Organization Encino, CA
1508910779 Alameda Alliance for Health Organization Health Maintenance Organization Alameda, CA
1376583344 Alamitos Ipa Organization Health Maintenance Organization Lakewood, CA
1306395587 Aligned Community Physicians Organization Health Maintenance Organization Riverside, CA
1295562635 Alignment Health Advantage Plan, Inc. Organization Health Maintenance Organization Downey, CA
1104439264 Alignment Healthcare Organization Health Maintenance Organization Orange, CA
1790058980 All Systems Lab, Inc Organization Health Maintenance Organization Sherman Oaks, CA
1942727375 Allied Health Solutions Ipa, Inc Organization Health Maintenance Organization Inglewood, CA
1477760940 Allied Physicians of California, A Professional Medical Corp Organization Health Maintenance Organization Alhambra, CA
1407999402 Alocohol Drug Mental Health Services of Santa Barbra Organization Health Maintenance Organization Santa Barbara, CA
1770655847 Alpha Care Medical Group, Inc Organization Health Maintenance Organization Pasadena, CA
1306049226 Alta Bates Medical Group Inc Organization Health Maintenance Organization Emeryville, CA
1386020303 Altamed Organization Health Maintenance Organization Covina, CA
1902755317 Altamed Health Network, Senior Services Plan, Inc. Organization Health Maintenance Organization Montebello, CA

Health Maintenance Organization by city in California

Health Maintenance Organization in Los Angeles, CA 47 Health Maintenance Organization in San Diego, CA 31 Health Maintenance Organization in San Jose, CA 23 Health Maintenance Organization in Long Beach, CA 20 Health Maintenance Organization in Encino, CA 19 Health Maintenance Organization in Orange, CA 19 Health Maintenance Organization in Alhambra, CA 16 Health Maintenance Organization in Fresno, CA 16 Health Maintenance Organization in Glendale, CA 16 Health Maintenance Organization in Sacramento, CA 16 Health Maintenance Organization in Bakersfield, CA 15 Health Maintenance Organization in Oakland, CA 15 Health Maintenance Organization in Riverside, CA 15 Health Maintenance Organization in Tustin, CA 15 Health Maintenance Organization in San Francisco, CA 14 Health Maintenance Organization in Santa Ana, CA 14 Health Maintenance Organization in Woodland Hills, CA 14 Health Maintenance Organization in Cypress, CA 12 Health Maintenance Organization in Anaheim, CA 11 Health Maintenance Organization in Cerritos, CA 11 Health Maintenance Organization in Irvine, CA 11 Health Maintenance Organization in Costa Mesa, CA 9 Health Maintenance Organization in Oxnard, CA 9 Health Maintenance Organization in Ventura, CA 9 Health Maintenance Organization in Garden Grove, CA 8 Health Maintenance Organization in Pasadena, CA 8 Health Maintenance Organization in San Bernardino, CA 8 Health Maintenance Organization in Stockton, CA 8 Health Maintenance Organization in Buena Park, CA 7 Health Maintenance Organization in Inglewood, CA 7

Frequently asked questions

How many Health Maintenance Organization providers are in California?
The latest NPPES snapshot lists 840 active providers with Health Maintenance Organization as their primary taxonomy and a practice location in California.
How do I verify a Health Maintenance Organization provider's NPI in California?
Open the provider's profile below to see their NPI, taxonomy code, license state, and practice address, then cross-check against the official NPPES registry (linked on every profile).
Can I get this data through an API?
Yes, the NPI Portal API provides JSON search by specialty, state, and city, plus batch NPI verification.

Source: CMS NPPES (public data). Snapshot 2026-07-13.