Record Layout for Medicare
Denominator File
(For informational purposes only)

SAS Name

Short Description

Denominator

Unique Beneficiary Study Identifier

BIC

EQUATED BENEFICIARY IDENTIFICATION CODE

2

OBIC

ORIGINAL BIC

3

STATE_CD

STATE CODE

4

CNTY_CD

COUNTY CODE

5

BENE_ZIP

ZIP CODE OF RESIDENCE

6

BENE_DOB

DATE OF BIRTH

7

SEX

SEX

8

RACE

BENEFICIARY RACE CODE

9

AGE

AGE

10

OREC

ORIGINAL REASON FOR ENTITLEMENT CODE

11

CREC

CURRENT REASON FOR ENTITLEMENT CODE

12

ESRD_IND

ESRD INDICATOR

13

MS_CD

MEDICARE STATUS CODE

14

A_TRM_CD

PART A TERMINATION CODE

15

B_TRM_CD

PART B TERMINATION CODE

16

BUYIN12

MEDICARE ENTITLEMENT/BUY-IN INDICATOR

18

HMOIND12

HMO INDICATOR

19

A_MO_CNT

HI COVERAGE COUNT

20

B_MO_CNT

SMI COVERAGE COUNT

21

HMO_MO

HMO COVERAGE COUNT

22

BUYIN_MO

STATE BUY-IN COVERAGE COUNT

23

V_DOD_SW

VALID DATE OF DEATH SWITCH

24

DEATH_DT

DATE OF DEATH

25

RFRNC_YR

BENEFICIARY ENROLLMENT REFERENCE YEAR

26