For Dates of Service Before January 1, 2020

Modifiers

Allowable modifiers for family planning services and anesthesia services are listed in the following table.

Modifier

Description

QX

CRNA or (AA) service: with medical direction by a physician

QZ

CRNA service: without medical direction by a physician

QY

Medical direction of one CRNA (or AA) by an anesthesiologist

QK

Medical direction of two, three, or four concurrent anesthesia procedures involving qualified individuals

AA

Anesthesia services performed personally by anesthesiologist

80

Assistant surgeon

26

Professional component

TC

Technical component

Allowable modifiers for family planning drugs and supplies are listed in the following table.

Modifier Description Notes
GD Units of service exceeds medically unlikely edit value and represents reasonable and necessary services Use this modifier with procedure code S4993 to identify emergency contraception.
UD Medicaid level of care 13, as defined by each state Use this modifier when dispensing drugs acquired under the 340B Program.