MedicaidCoverageMedium impact
Services Covered under the COVID-19 Testing Group pdf
Connecticut Medicaid (HUSKY Health)·CT·Provider Bulletin
Effective date
Mar 11, 2021
We identified it
Jun 20, 2026
Summary
Connecticut Medicaid expanded COVID-19 Testing Group coverage to include treatment services and vaccine administration, effective retroactively to March 11, 2021. Billing teams must use specific ICD-10 codes when submitting claims for uninsured Connecticut residents under this coverage group.
Action Required
Immediately: Billing teams in Connecticut must update systems to use the specified ICD-10 codes when billing Connecticut Medicaid for uninsured residents under the COVID-19 Testing Group. Replace Z11.59 with Z11.52 for COVID-19 screening encounters after May 31, 2021. Submit claims electronically to Gainwell Technologies using the appropriate diagnosis codes based on service dates.