Crossover code (Annual) - Same As Dual Code - In Place for Historical Compatibility

SAS Name
EL_MDCR_ANN_XOVR_99

CODE INDICATING THAT THE ELIGIBLE IS COVERED BY MEDICARE (KNOWN AS DUAL OR MEDICARE ELIGIBILITY), ACCORDING TO MEDICAID (MSIS), MEDICARE (EDB) OR BOTH IN THE CALENDAR YEAR.

Comments

USER NOTE: THE ANNUAL DUAL CODE IS EQUAL TO THE LATEST (MOST RECENT) QUARTERLY DUAL CODE > '00' (BEGINNING WITH THE LAST QUARTER AND MOVING BACKWARDS IN TIME QUARTER BY QUARTER). IF NONE OF THE QUARTERS HAVE DUAL CODE > '00', THE ANNUAL DUAL CODE IS SET TO '00'. IF THE PERSON IS ELIGIBLE FOR MEDICAID AND ENROLLED IN THE MEDICARE ENROLLMENT DATA BASE (EDB) IN AT LEAST ONE MONTH OF THE YEAR, A '5' IS MOVED TO THE FIRST POSITION (I.E. VALUES 50-59). IF THE PERSON HAS CLAIMS BUT NO ELIGIBILITY RECORD, THE ANNUAL DUAL CODE IS SET TO '99'.

NOTE: IN MAX 2006, VALUES 50-59 WERE ADDED TO THE FILE.
NOTE: IN MAX 2009, VALUES 10 AND 60 WERE ADDED TO THE FILE.

SOURCE: DERIVED FROM DATA ELEMENT 'DUAL-ELIGIBLE-CODE' IN THE MSIS ELIGIBILITY FILES AND THE EDB.