KO Modifier

Single drug unit dose formulation

Active modifier

HCPCS modifierKO
Description
Single drug unit dose formulation
Short description
Single drug unit dose form
Added
April 1, 1997
Last change
April 1, 1997

What does the KO modifier mean?

The HCPCS Level II modifier KO means: “Single drug unit dose formulation”. 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 K modifiers