AHRQ provides a lot of information about the CCS:
- Main Clinical Classifications Software (CCS) Page with Single Level CCS Source Files
- CCS Software and User's Guide
- Appendix A: Single-Level Diagnoses
- Appendix B: Single-Level Procedures
- CCS Category Names (Full Labels)
- History of ICD Code Corrections Made to the Single-Level CCS
- Clinical Classifications Software (CCS) for ICD-9-CM Fact Sheet
Please visit http://www.hcup-us.ahrq.gov/toolssoftware/ccs/ccs.jsp for citation of the original source.
Another collection of data sets of ICD9 titles is available.
Last Update: August 3, 2014 |
The SAS, Stata, and CSV files are offered here with uniform file names and variable names to make the ICD HCC crosswalks a bit easier to use.
ICD CCS Crosswalk
Diagnoses |
Procedures |
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Stata |
SAS |
CSV |
Description |
Stata |
SAS |
CSV |
Description |
Contact data@nber.org with questions, comments, or suggestions.