MedicaidReimbursementMedium impact
Annual 3M Grouper Updates pdf
Connecticut Medicaid (HUSKY Health)·CT · Critical Care·Provider Bulletin
Effective date
Jan 1, 2022
We identified it
Jun 20, 2026
Summary
Connecticut Medicaid updated their 3M Grouper system for inpatient hospital DRG processing, causing temporary claim suspensions from October 1-26, 2021. New APR-DRG weights, average length of stays, and outlier thresholds will be effective January 1, 2022.
Action Required
By January 1, 2022: Inpatient hospital billing teams must prepare for updated APR-DRG weights and outlier thresholds. Monitor the www.ctdssmap.com portal for the updated DRG calculator and additional provider notifications in December 2021. Verify suspended claims from October 1-26, 2021 appeared on November 9, 2021 Remittance Advice.