ELG.003.036

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TMSIS Dataguide

Medicaid.gov

Version:

SSN

Data Element

DE Number

ELG036

System DE Number

ELG.003.036

File Name

File Segment Number

File Segment Name

VARIABLE-DEMOGRAPHICS-ELIGIBILITY

Last updated

Overview Valid Values Related Rules Related DQ Measures Other Instances

Definition	The eligible individual's social security number. For newborns when value is unknown it is not required. For SSN states, in instances where the social security number is not known and a temporary MSIS Identification Number is used, the MSIS Identification Number field should be populated with the temporary MSIS Identification Number and the SSN field should be space-filled, or blank. When the SSN becomes known, the MSIS Identification Number field should continue to be populated with the temporary MSIS Identification Number and the SSN field should be populated with the newly acquired SSN for at least one monthly submission of the Eligible File so that T-MSIS can associated the temporary MSIS Identification Number and the social security number.
Size	X(9)
FLF Start Position	94
FLF Stop Position	102
Segment Key Field Identifier	Not Applicable
Coding Requirements	1. Value must be 9-digit number 2. For any individual, the value must be the same over all segment effective and end dates 3. (SSN State) if associated SSN Indicator (ELG.001.012) value is coded as "1", then value must equal MSIS Identification Number (ELG.002.019) value 4. Value can only be reported with one MSIS Identification Number (ELG.002.019) 5. Conditional 6. (Non-SSN State) if associated SSN Indicator (ELG.001.012) value is coded as "0", then value must not equal MSIS Identification Number (ELG.002.019)

Valid Value Code Set	Valid Value Code	Valid Value Name	Valid Value Description	Effective Start Date	Effective End Date

RULE ID	RULE Definition
RULE-6604	If a segment is a variable demographics eligibility segment from an ELG file, the social security number value reported must be compatible with the specified T-MSIS picture format: X(9).
RULE-7182	If a segment is a variable demographics eligibility segment from an ELG file, then the SSN value reported must be submitted as 9 digit number and be in the valid format.

Measure ID	Measure Name
EL-1-001-1	% of MSIS IDs with SSN and MSIS ID
EL-1-002-2	% of MSIS IDs with a verified SSN
EL-1-004-3	# of SSNs with duplicate MSIS IDs
EL-1-005_1-20	% of SSNs with more than one MSIS ID
MIS-1-014-14	% distinct MSIS IDs with only missing values in any active segment: SSN (ELG00003)
RULE-7182	% of Variable Demographics segments where SSN is non-missing and invalid

DE Number	System DE Number	DE Name	File Segment Number	File Segment Name
FTX128	FTX.004.128	SSN	FTX00004	GROUP-INSURANCE-PREMIUM-PAYMENT

Published Date	Data Guide Version	Data Element	Action	Field	Before	After
09/16/2024	4.0.0	ELG.003.036	UPDATE	File segment	None	46
09/16/2024	4.0.0	ELG.003.036	ADD	N/A		Created