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2026 HCPCS Quarter 4 Update
Act
by Sep 30, 2026
Effective date
Oct 1, 2026
Identified
Sep 30, 2026
Summary
Medi-Cal has released the 2026 Quarter 4 HCPCS code updates, which include code additions, changes, and deletions effective October 1, 2026. The billing team must obtain and implement the detailed code changes from the HCPCS Policy Updates PDF, with complete policy guidance to follow in a future Medi-Cal Update.
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What to do
by Sep 30, 2026 · 4 steps
01Billing team must download the 2026 Quarter 4 HCPCS Policy Updates PDF from the Medi-Cal website and extract all specific code additions, changes, and deletions.
02Before October 1, 2026: Update billing software, superbills, and encounter forms with any new or modified HCPCS codes.
03Train providers and front-desk staff on code changes.
04Monitor for the detailed provider manual sections to be released in a future Medi-Cal Update and implement any additional policy requirements immediately upon publication.
If missed: Failure to update codes by the effective date will result in claim denials for dates of service on or after October 1, 2026.
Original notice
2026 HCPCS Quarter 4 Update
mcweb.apps.prd.cammis.medi-cal.ca.gov · Always check the source before changing claims.