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An oscillating tracking test, as defined by CPT® Code 92545, is a specialized diagnostic procedure that utilizes electronystagmography (ENG) to assess a patient's eye movement capabilities. This test is designed to evaluate how well a patient can maintain focus on a moving visual target, which is crucial for understanding their visual tracking abilities. During the procedure, horizontal electrodes are strategically placed on the skin at both the inner and outer aspects of each eye to accurately capture eye movements. The patient is then instructed to track a stimulus, which may be a pendulum, metronome, light, or a computer-generated image, as it moves back and forth in a smooth, pendular motion. The eye movements are meticulously recorded throughout the test. A computer system processes this data to calculate the gain, which is a ratio of the target velocity to the eye velocity. This calculated gain is then compared against established norms that are age-matched to ensure accurate interpretation. The physician is responsible for reviewing the recorded data and providing an interpretation of the results, which can be critical for diagnosing various conditions related to visual tracking and eye movement disorders.
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The oscillating tracking test (CPT® Code 92545) is indicated for patients who exhibit symptoms or conditions that may affect their ability to track moving visual stimuli. This includes, but is not limited to, the following:
The oscillating tracking test involves several key procedural steps to ensure accurate assessment of eye movement. First, the patient is positioned comfortably in a controlled environment where distractions are minimized. Next, horizontal electrodes are carefully placed on the skin at the inner and outer aspects of each eye. This placement is crucial for capturing precise eye movement data. Once the electrodes are in place, the patient is instructed to track a visual stimulus, which may be a pendulum, metronome, light, or a computer-generated image. The stimulus is moved back and forth along a smooth pendular path, and the patient must follow it with their eyes without moving their head. Throughout this tracking process, the eye movements are continuously recorded by the ENG system. After the test is completed, a computer analyzes the recorded data to calculate the gain, which is the ratio of the target velocity to the eye velocity. This calculated gain is then compared to age-matched norms to assess the patient's performance. Finally, the physician reviews the results and provides an interpretation, which is essential for diagnosing any potential visual tracking or eye movement disorders.
After the oscillating tracking test is completed, patients may resume their normal activities immediately, as there are typically no restrictions or significant recovery time required. However, it is important for the physician to discuss the results with the patient, explaining any findings and potential implications for their visual health. If any abnormalities are detected, further evaluation or additional testing may be recommended to explore underlying conditions. Patients should be advised to report any unusual symptoms or changes in their vision following the test, as this information can be valuable for ongoing assessment and management.
| Short Descr | OSCILLATING TRACKING TEST | Medium Descr | OSCILLATING TRACKING TEST W/RECORDING | Long Descr | Oscillating tracking test, with recording | Status Code | Active Code | Global Days | XXX - Global Concept Does Not Apply | PC/TC Indicator (26, TC) | 1 - Diagnostic Tests for Radiology Services | 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 | 09 - Concept does not apply. | 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 | Procedure or Service, Not Discounted when Multiple | 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 a primary code that can be used with these additional add-on codes.
| 92547 | Addon Code MPFS Status: Active Code APC N CPT Assistant Article Use of vertical electrodes (List separately in addition to code for primary procedure) |
| 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. | 26 | Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number. | GA | Waiver of liability statement issued as required by payer policy, individual case | 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 | KX | Requirements specified in the medical policy have been met | 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. | GZ | Item or service expected to be denied as not reasonable and necessary | 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 | TC | Technical component; under certain circumstances, a charge may be made for the technical component alone; under those circumstances the technical component charge is identified by adding modifier 'tc' to the usual procedure number; technical component charges are institutional charges and not billed separately by physicians; however, portable x-ray suppliers only bill for technical component and should utilize modifier tc; the charge data from portable x-ray suppliers will then be used to build customary and prevailing profiles | XE | Separate encounter, a service that is distinct because it occurred during a separate encounter | XS | Separate structure, a service that is distinct because it was performed on a separate organ/structure | XU | Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service |
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| 2011-01-01 | Changed | Guideline information changed. |
| Pre-1990 | Added | Code added. |
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