MedicaidBilling CodesHigh impact
Hospital Monthly Important Message - 12.15.2025
Connecticut Medicaid (HUSKY Health)·CT·Provider Bulletin
Effective date
Jan 1, 2026
We identified it
Jun 20, 2026
Summary
Connecticut Medicaid has updated multiple billing requirements including new 3M DRG grouper implementation (effective Jan 1, 2026), HCPCS coding changes, ICD-10 updates, and Medical Nutrition Therapy billing requirements. Key changes include mandatory Revenue Center Code 942 for hospital MNT services and mass adjustments for procedure code G2083.
Action Required
By January 1, 2026: Hospital billing teams must update systems to require Revenue Center Code 942 for all Medical Nutrition Therapy services billed by outpatient hospitals. Update CMAP Addendum B with October 2025 HCPCS changes from ctdssmap.com. Monitor for suspended inpatient claims with EOB codes 0693 and 0920 that will auto-recycle after new 3M grouper implementation. Verify G2083 mass adjustments are processed correctly for applicable date ranges.