LR Modifier

Laboratory round trip

Active modifier

HCPCS modifierLR
Description
Laboratory round trip
Short description
Laboratory round trip
Added
January 1, 1987
Last change
January 1, 1997

What does the LR modifier mean?

The HCPCS Level II modifier LR means: “Laboratory round trip”. Append it to a HCPCS or CPT code on the claim line when the payer’s policy calls for it; placement and payment effects are defined by each payer.

Other L modifiers