Main Content
Find information that’s tailored for you.

Our resources vary by state. Choose your location to get started.

Information for California

EDI Companion Guide

The companion guide provides supplemental instructions for EDI transmissions specific to Anthem.  All new submitters will use the Availity EDI Gateway for their Anthem EDI transactions.

Section A: EDI User Guide

For employer groups: 834 User Guide

For all other transactions: Availity EDI Connection Guide

Section B: Transaction-specific Documents

Health Care Claim: 837I | 837I (Encounters) | 837P | 837P (Encounters) | 837D

Health Care Claim Payment/Advice: 835

Benefit Enrollment and Maintenance: 834 | 834 (Compass Life & Disability)

Payroll Deducted & Other Group Premium Payment for Insurance Products: 820

Prior Authorization: 278

Claim Status: 276/277 (Batch) | 276/277 (Real-time)

Eligibility: 270/271 (Batch) | 270/271 (Real-time)

Medical Attachments: 275

Inpatient Admission and Discharge Notification: 278N

Review Notification & Acknowledgement - Referrals: 278N

Review Notification & Acknowledgement - UM Decisions: 278N

Availity Companion Guide

In addition to our companion documents listed above, Availity also offers a companion guide to communicate Availity-specific requirements and other supplemental information.