MedicaidReimbursementMedium impact
DRG Calculator 2023 IM Updated pdf
Connecticut Medicaid (HUSKY Health)·CT·Provider Bulletin
Effective date
Jan 1, 2023
We identified it
Jun 20, 2026
Summary
The Connecticut Medicaid DRG Calculator has been updated with corrected 2023 rates, weights, and thresholds effective for hospital discharges January 1, 2023 and forward. This corrects a previous error in the calculator and updates hospital base rates, IME factors, and behavioral health/rehab per diem rates.
Action Required
Immediately: Hospital billing teams must download and begin using the corrected 2023 DRG Calculator from the Hospital Modernization Web Page for all discharges dated January 1, 2023 and forward. Verify hospital-specific Adjusted Base Rate, IME Factor, and Cost-to-Charge ratio under the Provider Table CT tab. Update behavioral health and rehab per diem billing rates for dates of service January 1, 2023 onward.