Updated research request forms and data security approval requirement effective 4/24/23
This variable is contained in the following files:
Master Beneficiary Summary File (MBSF): 30 CCW Chronic Conditions Segment Master Beneficiary Summary File (MBSF): Other Chronic or Potentially Disabling Conditions Segment Master Beneficiary Summary File (MBSF): National Death Index (NDI) Segment Master Beneficiary Summary File (MBSF): Cost and Use Segment Master Beneficiary Summary File (MBSF): 27 CCW Chronic Conditions Segment
SAS Name
BENE_ENROLLMT_REF_YR
This field indicates the reference year of the enrollment data.
1999 - current data year
The data files are partitioned into calendar year files.
Source: CMS Enrollment Database (EDB)