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The date upon which the procedure was performed (refer to the PRCDR_CD_1-6 fields).
The procedure codes are in variables called PRCDR_CD_1-6, and the coding system used to identify the procedure is documented in variables called PRCDR_CD_SYS_1 -6.
SOURCE: T-MSIS Analytic File (TAF) Claims
|Null/missing||source value is missing or unknown|