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MEPS unique identifier (AHRQ generated)


[ PRELIMINARY VARIABLE: Variable description may change once we confirm the universe and assess the comparability of this variable over time. ]

For all persons, DUPERSID is an AHRQ-generated identifier created by combining DUID and PID. From 1996-2017, DUPERSID uniquely identifies records within a panel. To uniquely identify records across all MEPS panels please see the variable description for MEPSID. Beginning in 2018, DUPERSID uniquely identifies records across panels due to changes in the construction of DUID to add PANEL to the first two digits of the DUID identifier.

From 1996-2017, DUPERSID is an 8-digit numeric variable. Beginning in 2018, DUPERSID is a 10-digit numeric variable.


The comparability of this variable over time has not yet been assessed.


The universe for this variable has not yet been confirmed.


  • 1996-2019


  • No weights are available for this variable. Please refer to DUPERSID for more information.


This variable has no flags.