Medical Policy

Policy Num:      09.003.033
Policy Name:    Sensorimotor Examination
Policy ID        [09.003.033][Ac L M+ P- ][0.00.00]

Last Review:    March 26, 2026
Next Review:   March 15, 2027

Publication Date: April, 2026

Related Policies: None

Sensorimotor Examination
 

Summary

Description

Sensorimotor examination is used to evaluate ocular motility, binocular vision, and alignment abnormalities, including strabismus, diplopia, and other disorders affecting extraocular muscle function. This service involves a detailed assessment of ocular alignment and movement to identify sensory and motor deficits that may impact visual function.

For individuals with known or suspected ocular motility or binocular vision disorders. Intervention of interest is sensorimotor examination compared with clinical assessment alone. Relevant outcomes are test accuracy, symptoms, morbid events, functional outcomes, and medication use. The evidence is sufficient to determine that the technology results in a meaningful improvement in the net health outcome.

Objective

The objective of this evidence review is to assess the medical necessity of sensorimotor examination. 

Policy Statement

Sensorimotor examination is considered medically necessary when performed for the evaluation of known or suspected ocular motility or binocular vision disorders, based on documented signs, symptoms, or clinical findings, and when the results of the examination are expected to influence patient management.

Sensorimotor examination is considered investigational as a routine screening service, including performance in asymptomatic patients or as part of a comprehensive eye examination without a specific clinical indication.

Policy Guidelines

Repeat sensorimotor examinations are considered medically necessary only when supported by clear clinical justification, including documented progression of the underlying condition, a substantive change in the treatment or management plan, the development of new or worsening signs or symptoms, or when previous examination results were inconclusive or technically unreliable. Repeat testing is not routinely indicated for patients with stable conditions, absence of new clinical findings or complaints, or disorders that are adequately controlled with current management.

Benefit Application

BlueCard/National Account Issues

Benefits are determined by the group contract, member benefit booklet, and/or individual subscriber certificate in effect at the time services were rendered.  Benefit products or negotiated coverages may have all or some of the services discussed in this medical policy excluded from their coverage.

Background

A sensorimotor examination is a specialized assessment of ocular alignment and binocular function, used to detect, evaluate, and monitor strabismus and other oculomotor disorders, including esotropia, exotropia, and hypertropia. The examination typically includes measurement of eye alignment across multiple fields of gaze, sensory testing of binocular vision (e.g., stereoacuity or Worth 4-Dot), evaluation of diplopia-free visual fields, and assessment of ocular torsion. Findings help determine whether horizontal, vertical, or torsional deviations require correction using prisms or a synoptophore and inform medical, optical, or surgical treatment planning.

During the test, clinicians measure ocular deviations using prism bars or handheld prisms and assess motor and sensory function in a standardized manner. Deviations may be monocular or binocular and can be concomitant (consistent across gaze directions) or nonconcomitant (variable with gaze). Sensory function is typically documented using stereo tests or Worth 4-Dot results, and motor function is recorded across gaze fields. The examination provides essential information for diagnosis, treatment decisions, and follow-up to monitor improvement, stability, or progression of ocular misalignment.

Rationale

This evidence review was created in January 2026. The most recent literature update was performed through January 21, 2026.

Evidence reviews assess whether a medical test is clinically useful. A useful test provides information to make a clinical management decision that improves the net health outcome. That is, the balance of benefits and harms is better when the test is used to manage the condition than when another test or no test is used to manage the condition.

The first step in assessing a medical test is to formulate the clinical context and purpose of the test. The test must be technically reliable, clinically valid, and clinically useful for that purpose. Evidence reviews assess the evidence on whether a test is clinically valid and clinically useful. Technical reliability is outside the scope of these reviews, and credible information on technical reliability is available from other sources.

Promotion of greater diversity and inclusion in clinical research of historically marginalized groups (e.g., People of Color [African-American, Asian, Black, Latino and Native American]; LGBTQIA (Lesbian, Gay, Bisexual, Transgender, Queer, Intersex, Asexual); Women; and People with Disabilities [Physical and Invisible]) allows policy populations to be more reflective of and findings more applicable to our diverse members. While we also strive to use inclusive language related to these groups in our policies, use of gender-specific nouns (e.g., women, men, sisters, etc.) will continue when reflective of language used in publications describing study populations.

Population Reference No. 1 Policy Statement

For individuals with known or suspected ocular motility or binocular vision disorders. Intervention of interest is sensorimotor examination compared with clinical assessment alone. Relevant outcomes are  test accuracy, symptoms, morbid events, functional outcomes, and medication use. The evidence is sufficient to determine that the technology results in a meaningful improvement in the net health outcome.

Suplemental Information

The purpose of the following information is to provide reference material. Inclusion does not imply endorsement or alignment with the evidence review conclusions.

Practice Guidelines and Position Statements

Guidelines or position statements will be considered for inclusion in ‘Supplemental Information if they were issued by, or jointly by, a US professional society, an international society with US representation, or National Institute for Health and Care Excellence (NICE). Priority will be given to guidelines that are informed by a systematic review, include strength of evidence ratings, and include a description of management of conflict of interest.

American Association for Pediatric Ophthalmology and Strabismus (AAPOS)

The American Association for Pediatric Ophthalmology and Strabismus (AAPOS) has described the clinical application and correct CPT coding for sensorimotor examination, emphasizing comprehensive alignment assessment in multiple fields of gaze with appropriate sensory testing rather than primary gaze alone.

U.S. Preventive Services Task Force Recommendations

Not applicable.

Medicare National Coverage

There is no national coverage determination. In the absence of a national coverage determination, coverage decisions are left to the discretion of local Medicare carriers.

References

1. American Association for Pediatric Ophthalmology and Strabismus, Policy Statement: Sensorimotor Examination, Approved 10/2018
2. Clarifying Quantitative Sensorimotor Exams, Suzanne L. Corcoran, Ophthalmology Management, 9/1/2008
3. H. Dunbar Hoskins Jr., MD Center for Quality Eye Care. Pediatric Eye Evaluations Preferred Practice Pattern. 2017 American Academy of Ophthalmology®. San Francisco, CA. https://www.aaojournal.org/article/S0161-6420(17)32958-5/pdf

Codes

Policy History