MedicaidReimbursementMedium impact
CMAP Addendum B Updated
Connecticut Medicaid (HUSKY Health)·CT·Provider Bulletin
Effective date
Jan 1, 2026
We identified it
Jun 20, 2026
Summary
Connecticut Medicaid (CMAP) has updated Addendum B V27.0 with APC payment rate changes for procedure codes with status indicators G, K, or K1, effective January 1, 2026. New, changed, or deleted procedure codes were updated February 25, 2026, and affected claims will be reprocessed in a future cycle.
Action Required
Immediately: Billing team should download the updated CMAP Addendum B V27.0 PDF and Excel files from www.ctdssmap.com Hospital Modernization page. Review the CMAP Addendum B Changes document to identify codes marked with 'G or K' (rate changes), 'New' (CMS additions), or 'X' (code/status changes). Monitor for future announcement regarding reprocessing date for claims with new/changed codes. Direct questions to ctxixhosppay@gainwelltechnologies.com.