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CPT 92283: Anomaloscope Color Vision Testing

CPT code 92283 identifies a specialized ophthalmic diagnostic test using an anomaloscope or similar optical instrument to assess color vision, primarily for detecting red–green color blindness. This code matters nationally as it supports clinical assessment of color perception disorders that can affect occupational fitness, driving safety, and management of ocular or neurologic conditions. Use of a specific CPT code facilitates consistent reporting, clinical documentation, and payer reimbursement for an objective instrument-based color vision evaluation.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical purpose of the test, typical sites where it is performed, and the context for billing such a service. The publication summarizes payment and coverage considerations across major national payers, clarifies clinical context for documentation, and flags areas where data are not available in the input. It also outlines what to expect in terms of coding classification and common administrative considerations for reporting this diagnostic ophthalmic service.

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Billing Code Overview

CPT code 92283 describes an eye test that uses an optical instrument, such as a Nagel anomaloscope, employing long-wavelength yellow–green light that a patient adjusts to match a predetermined red-to-green ratio. This diagnostic procedure is performed to determine color vision defects, most commonly red–green color blindness.

Service type: Diagnostic ophthalmic color vision testing using specialized optical instrumentation
Typical site of service: Outpatient ophthalmology or optometry clinic, vision testing laboratory, or ambulatory eye care setting

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CPT 92283: Anomaloscope Color Vision Testing

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Billing Code Overview

Service type: Diagnostic ophthalmic color vision testing using specialized optical instrumentation
Typical site of service: Outpatient ophthalmology or optometry clinic, vision testing laboratory, or ambulatory eye care setting

Clinical & Coding Specifications

Clinical Context

A typical patient is a school-age child or young adult referred to an ophthalmology or optometry clinic for evaluation of suspected color vision deficiency after screening or reported difficulty with color discrimination. The patient presents with a history of lifelong difficulty distinguishing reds and greens or recent concerns identified in occupational or driving vision screening. The clinical workflow begins with patient intake and visual acuity confirmation, followed by a targeted ocular history and screening for ocular or systemic conditions that may affect color vision. The provider explains the test, positions the patient at the anomaloscope, and instructs the patient to manipulate the control to match the yellow–green field to a preset red–green mixture. The test is performed in a controlled lighting environment; results are recorded in the chart. Findings confirming red–green color deficiency are documented along with counseling, work/education implications, and any referrals (for genetic counseling if hereditary findings are relevant). Typical sites of service include ophthalmology or optometry offices, outpatient clinics, and vision testing centers. Providers commonly performing this test include ophthalmologists, optometrists, and vision specialists trained in color vision testing.

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	When billing only the physician’s interpretation of the test separate from technical component
`TC`	Technical component	When billing only the facility or instrument use without physician interpretation
`59`	Data not available in the input.	Data not available in the input.
`52`	Reduced services	When the test is partially performed or abbreviated due to patient factors
`53`	Discontinued procedure	When the test is started but discontinued for safety or patient inability to continue
`76`	Data not available in the input.	Data not available in the input.
`78`	Unplanned return to the operating/procedure room by the same physician following initial procedure for a related procedure during the postoperative period	When an unplanned repeat diagnostic procedure is required during the same encounter
`80`	Assistant surgeon	When an assistant is involved, rarely applicable for this diagnostic test
`62`	Two surgeons	When two surgeons are required, unlikely but listed among applicable modifiers
`50`	Bilateral procedure	When testing is performed and billed separately for both eyes if payer requires bilateral modifier

Taxonomy Code	Specialty	Notes
207W00000X	Ophthalmology	Physicians who diagnose and manage ocular conditions and perform diagnostic testing
152W00000X	Optometry	Optometrists who perform vision testing including color vision assessment
174400000X	Neuro-Ophthalmology	Specialists who may evaluate complex color vision abnormalities associated with neurologic disease
183500000X	Clinical Laboratory Specialist	Professionals overseeing diagnostic equipment and test quality in vision clinics
103T00000X	Physician Assistant	Mid-level providers who may perform or assist with testing under supervision

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`H53.50`	Unspecified color vision deficiency	General code for color vision problems when type is not specified, directly relevant to testing
`H53.52`	Red-green color deficiency	Primary condition evaluated by the anomaloscope to diagnose red–green color blindness
`H53.59`	Other color vision deficiencies	Captures atypical or less common color vision defects identified by testing
`H53.8`	Other visual disturbances	Used when color vision disturbance is part of broader visual symptoms requiring assessment
`Q87.1`	Congenital malformation syndromes predominantly involving the eye	Used when color vision deficiency is associated with congenital syndromes that include ocular anomalies

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`92284`	Color vision examination, quantitative, computerized; cone contrast test	Alternative or complementary quantitative color vision assessment used in clinic workflows
`92002`	Ophthalmological services: medical examination and evaluation, new patient, intermediate, with initiation of diagnostic and treatment program; typically 30–44 minutes	Performed during the same visit when a comprehensive eye exam is required before or after color vision testing
`92012`	Ophthalmological services: medical examination and evaluation, established patient, intermediate, with initiation or continuation of diagnostic and treatment program; typically 10–29 minutes	Used for established patients who undergo targeted evaluation including color vision testing during the visit
`92134`	Visual electrophysiologic tests, binocular, with interpretation and report, any modality (e.g., ERG, VEP)	Performed when further functional testing is needed to evaluate suspected optic nerve or retinal disorders affecting color vision
`99000`	Handling and/or conveyance of specimen for transfer from the physician's office to a laboratory	Occasionally used if specimens or external test materials require courier handling (rare for anomaloscope testing)

CPT 92265: Electromyography of Extraocular Muscles

CPT-92270-ELECTRO-OCULOGRAPHY-INTERPRETATION-REPORT

CPT 92270: Electro-oculography with Interpretation and Report

CPT-92273-ELECTROPHYSIOLOGIC-TEST-RETINAL-FUNCTION-ERG

CPT 92273: Electrophysiologic Test of Retinal Function

CPT-92274-MULTIFOCAL-ELECTRORETINOGRAPHY-MFERG-RETINAL-FUNCTION

CPT 92274: Multifocal Electroretinography (mfERG) for Retinal Function

CPT-92284-RETINAL-PHOTORECEPTOR-FUNCTION-TESTING-DARK-ADAPTATION

CPT 92284: Retinal Photoreceptor Function Testing and Dark Adaptation

CPT-92285-OCULAR-PHOTOGRAPHY-DOCUMENTATION

CPT 92285: Photography of Ocular Abnormalities for Documentation

CPT-92286-ANTERIOR-SEGMENT-OCULAR-VASCULAR-EXAMINATION-INTERPRETATION

CPT 92286: Anterior Segment Ocular Vascular Examination with Interpretation

CPT-92287-IRIS-VASCULAR-IMAGING-NEOVASCULARIZATION-EVALUATION

CPT 92287: Iris Vascular Imaging for Neovascularization

CPT-92288-ROD-FUNCTION-DARK-ADAPTATION-SCREENING

CPT 92288: Dark Adaptation/Rod Function Screening Test

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`26`	Professional component	When billing only the physician’s interpretation of the test separate from technical component
`TC`	Technical component	When billing only the facility or instrument use without physician interpretation
`59`	Data not available in the input.	Data not available in the input.
`52`	Reduced services	When the test is partially performed or abbreviated due to patient factors
`53`	Discontinued procedure	When the test is started but discontinued for safety or patient inability to continue
`76`	Data not available in the input.	Data not available in the input.
`78`	Unplanned return to the operating/procedure room by the same physician following initial procedure for a related procedure during the postoperative period	When an unplanned repeat diagnostic procedure is required during the same encounter
`80`	Assistant surgeon	When an assistant is involved, rarely applicable for this diagnostic test
`62`	Two surgeons	When two surgeons are required, unlikely but listed among applicable modifiers
`50`	Bilateral procedure	When testing is performed and billed separately for both eyes if payer requires bilateral modifier

Taxonomy Code	Specialty	Notes
207W00000X	Ophthalmology	Physicians who diagnose and manage ocular conditions and perform diagnostic testing
152W00000X	Optometry	Optometrists who perform vision testing including color vision assessment
174400000X	Neuro-Ophthalmology	Specialists who may evaluate complex color vision abnormalities associated with neurologic disease
183500000X	Clinical Laboratory Specialist	Professionals overseeing diagnostic equipment and test quality in vision clinics
103T00000X	Physician Assistant	Mid-level providers who may perform or assist with testing under supervision

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`H53.50`	Unspecified color vision deficiency	General code for color vision problems when type is not specified, directly relevant to testing
`H53.52`	Red-green color deficiency	Primary condition evaluated by the anomaloscope to diagnose red–green color blindness
`H53.59`	Other color vision deficiencies	Captures atypical or less common color vision defects identified by testing
`H53.8`	Other visual disturbances	Used when color vision disturbance is part of broader visual symptoms requiring assessment
`Q87.1`	Congenital malformation syndromes predominantly involving the eye	Used when color vision deficiency is associated with congenital syndromes that include ocular anomalies

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`92284`	Color vision examination, quantitative, computerized; cone contrast test	Alternative or complementary quantitative color vision assessment used in clinic workflows
`92002`	Ophthalmological services: medical examination and evaluation, new patient, intermediate, with initiation of diagnostic and treatment program; typically 30–44 minutes	Performed during the same visit when a comprehensive eye exam is required before or after color vision testing
`92012`	Ophthalmological services: medical examination and evaluation, established patient, intermediate, with initiation or continuation of diagnostic and treatment program; typically 10–29 minutes	Used for established patients who undergo targeted evaluation including color vision testing during the visit
`92134`	Visual electrophysiologic tests, binocular, with interpretation and report, any modality (e.g., ERG, VEP)	Performed when further functional testing is needed to evaluate suspected optic nerve or retinal disorders affecting color vision
`99000`	Handling and/or conveyance of specimen for transfer from the physician's office to a laboratory	Occasionally used if specimens or external test materials require courier handling (rare for anomaloscope testing)

CPT 92265: Electromyography of Extraocular Muscles

CPT-92270-ELECTRO-OCULOGRAPHY-INTERPRETATION-REPORT

CPT 92270: Electro-oculography with Interpretation and Report

CPT-92273-ELECTROPHYSIOLOGIC-TEST-RETINAL-FUNCTION-ERG

CPT 92273: Electrophysiologic Test of Retinal Function

CPT-92274-MULTIFOCAL-ELECTRORETINOGRAPHY-MFERG-RETINAL-FUNCTION

CPT 92274: Multifocal Electroretinography (mfERG) for Retinal Function

CPT-92284-RETINAL-PHOTORECEPTOR-FUNCTION-TESTING-DARK-ADAPTATION

CPT 92284: Retinal Photoreceptor Function Testing and Dark Adaptation

CPT-92285-OCULAR-PHOTOGRAPHY-DOCUMENTATION

CPT 92285: Photography of Ocular Abnormalities for Documentation

CPT-92286-ANTERIOR-SEGMENT-OCULAR-VASCULAR-EXAMINATION-INTERPRETATION

CPT 92286: Anterior Segment Ocular Vascular Examination with Interpretation

CPT-92287-IRIS-VASCULAR-IMAGING-NEOVASCULARIZATION-EVALUATION

CPT 92287: Iris Vascular Imaging for Neovascularization

CPT-92288-ROD-FUNCTION-DARK-ADAPTATION-SCREENING

CPT 92288: Dark Adaptation/Rod Function Screening Test

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

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CPT 92283: Anomaloscope Color Vision Testing

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Billing Code Overview

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CPT 92283: Anomaloscope Color Vision Testing

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

CPT 92283: Anomaloscope Color Vision Testing

Sign up for cpt 92283 policy alerts

Billing Code Overview

CPT 92283: Anomaloscope Color Vision Testing

Sign up for cpt 92283 policy alerts

Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What does CPT 92283 represent and where is it typically performed?

What clinical documentation is described for a 92283 anomaloscope test?

Which billing modifiers apply to CPT 92283 and when are they used?

What other CPT codes are commonly associated with or performed alongside 92283?

Which ICD‑10 diagnosis codes and payers are referenced for use with CPT 92283?

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What does CPT 92283 represent and where is it typically performed?

What clinical documentation is described for a 92283 anomaloscope test?

Which billing modifiers apply to CPT 92283 and when are they used?

What other CPT codes are commonly associated with or performed alongside 92283?

Which ICD‑10 diagnosis codes and payers are referenced for use with CPT 92283?

References