LT Modifier

Left side (used to identify procedures performed on the left side of the body)

Active modifier

HCPCS modifierLT
Description
Left side (used to identify procedures performed on the left side of the body)
Short description
Left side
Added
January 1, 1984
Last change
January 1, 1997

What does the LT modifier mean?

The HCPCS Level II modifier LT means: “Left side (used to identify procedures performed on the left side of the body)”. 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