Code Reference Guide
Use the following link for a printable version of the Code Reference Guide
QualityAdvisor Code Reference Guide - PDF (last update July 2025) 
Select a topic below to link to a section in the Code Reference Guide
- UB-04® Standard Codes
- Premier Standard Codes
- MS-DRG Codes and Descriptions
- MS-DRG MDC Codes and Descriptions
- MS-DRG Families, Base Groups, and Medical/Surgical Designations
- APR DRG Versions, Codes and Descriptions
- APR DRG MDC Codes and Descriptions
- Business Lines
- Business Line Associations for MS-DRG and APR DRGs
- Agency for Healthcare Research and Quality (AHRQ) Codes
- Obstetrics Metrics