NCCI for Physicians

AAPC Data Files

AAPC's NCCI ASCII data files provide applicable edits between various CPT®/HCPCS Level II codes, associated NCCI edit rules and modifier indicators in pipe-delimited, fixed width and each field/type of information in a separate column of spreadsheet formats. Ideal for providers, outpatient facilities, claim scrubbers, auditors and payers.

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  • Current, with up-to-date data sets
  • Includes CPT® and HCPCS Level II codes
  • Includes active and deleted data sets
  • Separate files to ease loading mapping
  • Updated quarterly based on subscription


  • Three formats for each file
  • Includes modifier indicators
  • Includes NCCI edit policy
  • Notes edit edition and date


This data provides the latest official Centers for Medicare & Medicaid Services (CMS) data sets in three formats and several easy-to-interpret files. This product helps prevent claim rejections and assure compliance with CMS (and some private payer) rules.

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