EL-1-010-9

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Measure Name	% of MSIS IDs with unspecified, unknown, missing or invalid Ethnicity Code
File Type	ELG
Measure ID	EL-1-010-9
Measure Type	Non-Claims Percentage
Content area	ELG

Validation Type	Inferential

Measure Priority	High
Focus Area	Race/ethnicity
Category	Beneficiary demographics

Claim Type	N/A
Adjustment Type	N/A
Crossover Type	N/A

Minimum	0
Maximum	0.4
TA Minimun	0
TA Maximum	0.5
Longitudinal Threshold	N/A
For TA (for including in compliance training)	TA- Inferential
For TA (Longitudinal)	No

DD Data Element	ETHNICITY-CODE • MSIS-IDENTIFICATION-NUM
DD Data Element Number	ELG204 • ELG203

Annotation	N/A
Specification	N/A

Published Date	Data Guide Version	DQM	Action	Field	Before	After
11/20/2025	4.0.22	EL-1-010-9	UPDATE	Annotation	Calculate the percentage of unique MSIS IDs with unspecified or unknown ethnicity of all unique MSIS IDs with ethnicity information	N/A
11/20/2025	4.0.22	EL-1-010-9	UPDATE	Specification	STEP 1: Enrolled on the last day of DQ report monthDefine the eligible population from segment ENROLLMENT-TIME-SPAN-ELG00021 by keeping active records that satisfy the following criteria:1. ENROLLMENT-EFF-DATE <= last day of the DQ report month 2. ENROLLMENT-END-DATE >= last day of the DQ report month OR missing3. MSIS-IDENTIFICATION-NUM is not missingSTEP 2: Ethnicity information on the last day of DQ report monthUsing the MSIS IDs that meet the criteria from STEP 1, join to segment ETHNICITY-INFORMATION-ELG00015 by keeping active records that satisfy the following criteria:1a. ETHNICITY-DECLARATION-EFF-DATE <= last day of the DQ report month2a. ETHNICITY-DECLARATION-END-DATE >= last day of the DQ report month OR missingOR1b. ETHNICITY-DECLARATION-EFF-DATE is missing2b. ETHNICITY-DECLARATION-END-DATE is missingSTEP 3: Unknown ethnicityOf the MSIS IDs that meet the criteria from STEP 2, further restrict them by the following criteria:1. ETHNICITY-CODE does not equal ( "0","1","2","3","4", or "5") or is missingSTEP 4: PercentageDivide the count from STEP 3 by the count in STEP 1Note: This can include MSIS IDs from STEP 1 that did not join to an ethnicity information segment.	N/A
04/24/2025	4.0.7	EL-1-010-9	ADD	N/A		Created

EL-1-010-9

Key Information

Validation

Measure Priority

Claim Information

Thresholds

Data Elements