Claims and Eligibility

How to Verify Eligibility

Eligibility resources

Use these resources to verify member eligibility and benefits:

Automated Eligibility Verification System (AEVS)

Call it at 800-456-2387 (Medi-Cal only).

Point of service (POS) help desk

Call 800-541-5555 only for Medi-Cal.

EDI Eligibility/Benefit Inquiry and Response Perform eligibility (270/271) transactions in real time, based on connectivity method.

CalOptima Provider Portal Access the Provider Portal.

Other contact numbers  For numbers providing eligibility information about a specific medical service, view the CalOptima Eligibility and Benefits Reference Guide.

Contact Us
  • Providers and other health care professionals with questions regarding Medi-Cal, OneCare Connect, OneCare or PACE can call the Provider Resource Line at 714-246-8600 or email: providerservices@caloptima.org

Electronic Data Interchange (EDI)
Provider Disputes
  • Dispute Process
    Review the payment dispute process for Medi-Cal and OneCare contracted providers

Prior Authorizations

Download the free Adobe Reader.

تتوفر هذه المواد على الموقع الإلكتروني في صيغة PDF قد يتطلب برنامج Adobe Reader المجاني للعرض. لتحميل برنامج Adobe Reader مجانا من موقع Adobe على الويب، انقر هنا.