Medicare AdvantageAdministrativeMedium impact
Reporting Sequestration for Medicare Part C Plans
Missouri Medicaid (MO HealthNet)·MO·Provider Notice
Effective date
Apr 1, 2013
We identified it
Jun 20, 2026
Summary
Providers must properly report Medicare sequestration reductions when billing Medicare Part C crossover claims by entering the appropriate CARC codes (223 or 253) for each paid line and calculating the 2% reduction amount for each line detail.
Action Required
Immediately: Billing team must update crossover claim procedures for Medicare Part C plans to enter CARC 223 (for dates of service 4/1/2013-1/5/2014) or CARC 253 (for dates of service 1/6/2014 and after) on each paid line detail, calculate the 2% sequestration reduction for each line, and ensure CO-253 amounts equal the total reduction amount when billing electronically on emomed.