Medicine
Chapter 7
Section 9.1
Electronystagmography (ENG)
Issue Date: July 8, 1998
Copyright: CPT
only © 2006 American Medical Association (or such other date of
publication of CPT).
All Rights Reserved.
Revision: C-1, March 10, 2017
1.0 CPT
PROCEDURE CODE RANGE
92541 - 92547
2.0 DESCRIPTION
ENG refers to the recording of ocular nystagmus
or eye movements by electrooculography in response to vestibular
dysfunction. During ENG testing, the eye movements are recorded
and analyzed by placing small electrodes on the skin around the
eyes.
3.0 POLICY
3.1 ENG testing
may be considered for cost-sharing to determine the diagnosis of
vestibular system abnormalities including disorders that affect
the peripheral or central vestibular system when ordered by a physician.
3.2 ENG testing
should be reserved for the assessment of patients with vertigo,
dizziness, or dysequilibrium and who are suspected of suffering
from the following vestibular system abnormalities: The list of
indications is not all inclusive. Other indications are covered
when documented by reliable evidence as safe, effective, and comparable
or superior to standard care (proven).
• Meniere’s disease/Endolymphatic
hydrops
• Vestibular
neuritis
• Labyrinthine
concussion
• Recurrent
vestibulopathy
• Migraine-associated
dizziness, benign paroxysmal vertigo of childhood
• Labyrinthine ischemia
• Chemical-induced
vestibulotoxicity
4.0 EXCLUSIONS
4.1 Dynamic
Posturography (Current Procedural Terminology (CPT) procedure code
92548) is unproven.
4.2 Vestibular rehabilitation
therapy (HCPCS code S9476) for the
treatment of benign paroxysmal positional vertigo is unproven.
5.0 EFFECTIVE
DATE
June 1, 1996.
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