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Official Description

Use of vertical electrodes (List separately in addition to code for primary procedure)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 92547 refers to the use of vertical electrodes during nystagmus tests, specifically in the context of electronystagmography (ENG). Nystagmus tests are essential for evaluating eye movement disorders, and the use of vertical electrodes allows for a more comprehensive assessment of the patient's ocular function. In this procedure, electrodes are strategically placed around each eye to capture the vertical movements of the eyes. This data is crucial for diagnosing various conditions that may affect balance and coordination, as well as identifying underlying neurological issues. The results obtained from the vertical electrode recordings are analyzed and interpreted by the physician, providing valuable insights into the patient's condition. It is important to note that the use of vertical electrodes is reported separately and in addition to the primary procedure code for horizontal ENG recordings, ensuring accurate billing and documentation of the services rendered.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The use of vertical electrodes during nystagmus tests is indicated for the evaluation of various conditions that may affect eye movement and balance. These indications include:

  • Nystagmus - A condition characterized by involuntary eye movements, which can be horizontal, vertical, or rotary.
  • Vestibular disorders - Conditions affecting the inner ear and balance system, which may lead to dizziness and balance issues.
  • Neurological disorders - Conditions such as multiple sclerosis or brainstem lesions that can impact eye movement control.
  • Unexplained dizziness - Situations where patients experience dizziness without a clear diagnosis, necessitating further investigation of eye movements.

2. Procedure

The procedure for performing nystagmus tests using vertical electrodes involves several key steps:

  • Preparation of the patient - The patient is positioned comfortably, and their eyes are examined to ensure there are no obstructions or conditions that would interfere with electrode placement.
  • Placement of vertical electrodes - Electrodes are carefully placed around each eye to capture vertical eye movements. This placement is critical for accurately recording the data needed for analysis.
  • Recording eye movements - Once the electrodes are in place, the patient is asked to perform specific tasks or gaze at targets. The electrodes record the vertical movements of the eyes, which are then transmitted to a computer for analysis.
  • Analysis and interpretation - After the recording session, the physician reviews the data collected from the vertical electrodes. This analysis helps in diagnosing any underlying conditions affecting the patient's eye movements.

3. Post-Procedure

Post-procedure care following the use of vertical electrodes in nystagmus tests typically involves monitoring the patient for any immediate reactions to the procedure. Patients may be advised to rest briefly after the test, especially if they experienced dizziness during the recording. The physician will discuss the findings with the patient and may recommend further testing or treatment based on the results obtained from the vertical electrode recordings. Follow-up appointments may be scheduled to review the analysis in detail and to determine the next steps in management.

Short Descr SUPPLEMENTAL ELECTRICAL TEST
Medium Descr USE VERTICAL ELECTRODES
Long Descr Use of vertical electrodes (List separately in addition to code for primary procedure)
Status Code Active Code
Global Days ZZZ - Code Related to Another Service
PC/TC Indicator (26, TC) 3 - Technical Component Only Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 02 - Procedure must be performed under the direct supervision of a physician.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Items and Services Packaged into APC Rates
Type of Service (TOS) 1 - Medical Care
Berenson-Eggers TOS (BETOS) T2D - Other tests - other
MUE 1
CCS Clinical Classification 220 - Ophthalmologic and otologic diagnosis and treatment

This is an add-on code that must be used in conjunction with one of these primary codes.

92540 MPFS Status: Active Code APC S CPT Assistant Article Basic vestibular evaluation, includes spontaneous nystagmus test with eccentric gaze fixation nystagmus, with recording, positional nystagmus test, minimum of 4 positions, with recording, optokinetic nystagmus test, bidirectional foveal and peripheral stimulation, with recording, and oscillating tracking test, with recording
92541 MPFS Status: Active Code APC Q1 Physician Quality Reporting PUB 100 CPT Assistant Article Spontaneous nystagmus test, including gaze and fixation nystagmus, with recording
92542 MPFS Status: Active Code APC Q1 Physician Quality Reporting Positional nystagmus test, minimum of 4 positions, with recording
92544 MPFS Status: Active Code APC S Physician Quality Reporting Optokinetic nystagmus test, bidirectional, foveal or peripheral stimulation, with recording
92545 MPFS Status: Active Code APC S Oscillating tracking test, with recording
92546 MPFS Status: Active Code APC S CPT Assistant Article Sinusoidal vertical axis rotational testing
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
GA Waiver of liability statement issued as required by payer policy, individual case
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
AB Audiology service furnished personally by an audiologist without a physician/npp order for non-acute hearing assessment unrelated to disequilibrium, or hearing aids, or examinations for the purpose of prescribing, fitting, or changing hearing aids; service may be performed once every 12 months, per beneficiary
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GW Service not related to the hospice patient's terminal condition
GY Item or service statutorily excluded, does not meet the definition of any medicare benefit or, for non-medicare insurers, is not a contract benefit
LT Left side (used to identify procedures performed on the left side of the body)
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
RT Right side (used to identify procedures performed on the right side of the body)
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
Date
Action
Notes
2011-01-01 Changed Guideline information changed.
Pre-1990 Added Code added.
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