NPI Portal NPI Lookup & Verification

Health Maintenance Organization in Oxnard, CA

9 active Health Maintenance Organization providers practice in Oxnard, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Health Maintenance Organization providers in Oxnard, CA
NPI Name Type Specialty Location
1316260094 Aegis Medical Systems Organization Health Maintenance Organization Oxnard, CA
1477749893 Dr.Peter Chen D.D.S Organization Health Maintenance Organization Oxnard, CA
1952660383 Leisure World Managed Care Medical Group Organization Health Maintenance Organization Oxnard, CA
1508943903 Northridge Medical Group Organization Health Maintenance Organization Oxnard, CA
1386721934 Seaview Ipa, Professional Corporation Organization Health Maintenance Organization Oxnard, CA
1275756652 Southern California Permanente Medical Group Organization Health Maintenance Organization Oxnard, CA
1154518991 Tai Duc Duong, DDS A Professinal Corp. Organization Health Maintenance Organization Oxnard, CA
1295882686 Valley Care Physicians Ipa Medical Associates, Inc Organization Health Maintenance Organization Oxnard, CA
1104184407 Ventura County Medical Managed Care Commision Organization Health Maintenance Organization Oxnard, CA

Frequently asked questions

How many Health Maintenance Organization providers are in Oxnard, CA?
The latest NPPES snapshot lists 9 active Health Maintenance Organization providers with a practice address in Oxnard, California.
How do I check a Health Maintenance Organization provider's NPI in Oxnard?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.