14. MEDICARE STATUS CODE CHAR 2 43 44 THIS FIELD SPECIFIES THE REASON FOR THE BENEFICIARY'S ENTITLEMENT. STANDARD ALIAS: BENE_MDCR_STUS_CD COMMON ALIAS: MSC CODES: 10 = AGED WITHOUT ESRD 11 = AGED WITH ESRD 20 = DISABLED WITHOUT ESRD 21 = DISABLED WITH ESRD 31 = ESRD ONLY SOURCE: THIS FIELD IS CODED FROM AGE, ORIGINAL REASON FOR ENTITLEMENT, CURRENT REASON FOR ENTITLEMENT AND ESRD INDICATOR CONTAINED IN THE ENROLLMENT DATA BASE AT THE CENTRAL OFFICE AT THE DATE OF PROCESSING.