There are four data dictionaries contained in this document. First is the Composite Inpatient Record Version 2 (CIR). Second is the Professional Services Index File (PIF). Third is the Composite Professional Services Record Version 1 (CPR). Fourth is the Catchment Area Provider File (Provider or PRV). Each data dictionary contains the information pertinent to the variable, name, length, type, description, code definitions for a single record. It also contains a brief description of variable component relationships and how they work together to accomplish total episode of care analysis. Detailed discussions regarding the methodology developed to derive these record types are not included in this publication. CIR V2, CPR Vl, PIF, and Provider (PRV) Data Dictionaries.