State and county FIPS code - September

SAS Name

This field specifies the monthly the concatenated state/county Federal Information Processing Standard (FIPS) code for the beneficiary - in September.


The first 2 digits specify the state; the last 3 digits specify the county.

This variable is derived by taking the SSA state/county code on record for the beneficiary in the CMS enrollment database and linking it to the corresponding FIPS state/county code.

There are 12 monthly variables - where the 01 through 12 at the end of the variable name correspond with the month (e.g., 01 is January and 12 is December).

Source: CMS Common Medicare Environment (CME)


5-digit numeric value, which can include leading zeros, or null (if there is no crosswalk
from the SSA code to the FIPS code)