The following public use data files were used in the preparation of the IPPS Final and/or Proposed Rules. Files available on this page include Case Mix Index, DRG weights and supporting data, ICD-9 Codes, IPPS Impact analysis, the Provider Specific file and County/MSA/CBSA crosswalk file. Data files specific to the wage index may be accessed on our wage index page (please see link under the "Related Links Inside CMS" section of the details page).

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Title	Fiscal Year	Type of Data File
Hospital Nursing Staff Factors for the SCH/MDH Volume Decrease Adjustment	N/A	FY09 Final Notice Data
CBSA Wage Indices	N/A	Other Data Files
ICD 9 Codes	N/A	Other Data Files
MSA Wage Indices	N/A	Other Data Files
Quarterly Provider Specific File	N/A	Other Data Files
MSABEA File	N/A	Other Data Files
Case Mix Index	N/A	Other Data Files
RAND and RTI Reports on Refinements to the IPPS Relative Weights	FY 2009 Proposed Rule	FY09 Proposed Notice Data
Table 6I MCC List	FY 2009 Proposed Rule	Other Data Files
Table 6J Complication and Comorbidity (CC) List	FY 2009 Proposed Rule	Other Data Files

Data Last Updated : 08/31/2009
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