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MedicaidBilling CodesHigh impact

21-210m Check Medicare Revenue Codes on Claims

Health Net·CA·Prior Authorization
Effective date
Not stated
We identified it
Jun 20, 2026
Days to comply

Summary

CalViva Health (Medi-Cal) now requires all revenue codes to be submitted in 4-digit format with leading zeros to prevent claim rejections. Claims using 3-digit formats (like 022 instead of 0022) will be automatically rejected.

Action Required

Action needed
Immediately: Billing team must update all claim submission processes to use 4-digit Medicare revenue codes with leading zeros (e.g., use 0022, not 022). Verify billing software is configured to include leading zeros on all revenue codes. Review current CMS guidelines at provided link before submitting claims. Claims with improper 3-digit revenue codes will be rejected.