The National Correct Coding Initiative (NCCI) promotes national correct coding methodologies and controls improper coding leading to inappropriate payments in Medicare Part B claims. The purpose of the NCCI edits is to prevent improper payments when incorrect code combinations are reported. The Affordable Care Act of 2010 requires state Medicaid programs to incorporate "NCCI methodologies" in their claims processing systems by October 1, 2010.
The National Correct Coding Initiative (NCCI) consists of two types of edits:
Center for Medicare and Medicare Services NCCI Edit Information
South Dakota NCCI Bulletins