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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