Arta Health Network currently serves 23,000 members under the following commercial and senior health plans:
- Aetna
- Anthem Blue Cross
- Arta Medicare Health Plan
- Blue Shield of California
- Care1st Health Plan
- Cigna
- Health Net
- MD Care
Arta Western Medical Group’s independently-contracted network of primary care and specialist physicians and other service providers currently serve over 50,000 Medi-Cal and Healthy Families beneficiaries under CalOptima, Orange County's Medicaid (known as Medi-Cal in Orange County) health plan agency.