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Chapter 4.5. Division of Workers' Compensation
SUBCHAPTER 1. ADMINISTRATIVE DIRECTOR -ADMINISTRATIVE RULES
Article 5.3. Official Medical Fee Schedule
§9789.18.11. Anesthesia Claims Modifiers.
Physicians shall report the appropriate anesthesia modifier to denote whether the service was personally performed, medically directed, or medically supervised in addition to any applicable CPT modifier.
Specific anesthesia modifiers include:
AA - Anesthesia Services performed personally by the anesthesiologist;
AD - Medical Supervision by a physician; more than 4 concurrent anesthesia procedures;
G8 - Monitored anesthesia care (MAC) for deep complex complicated, or markedly invasive surgical procedures;
G9 - Monitored anesthesia care for patient who has a history of severe cardio- pulmonary condition;
QK - Medical direction of two, three or four concurrent anesthesia procedures involving qualified individuals;
QS - Monitored anesthesia care service - The QS modifier is for informational purposes. Providers must report actual anesthesia time on the claim;
QX - CRNA service; with medical direction by a physician;
QY - Medical direction of one certified registered nurse anesthetist by an anesthesiologist;
QZ - CRNA service: without medical direction by a physician; and
GC - these services have been performed by a resident under the direction of a teaching physician. The GC modifier is reported by the teaching physician to indicate he/she rendered the service in compliance with the teaching physician requirements in section 9789.18.2. One of the payment modifiers must be used in conjunction with the GC modifier.
Note: Authority: Sections 133, 4603.5, 5307.1 and 5307.3, Labor Code. Reference: Sections 4600, 5307.1 and 5307.11, Labor Code.
1. New section filed 9-24-2013; operative 1-1-2014. Submitted to OAL as a file and print only pursuant to Government Code section 11340.9(g) (Register 2013, No. 39).
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