CurrentAnthemPolicy CG-SURG-40

Cataract Removal Surgery for Adults

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This Clinical UM Guideline governs when cataract extraction in adults is medically necessary for visually significant cataracts, lens-related ophthalmic disease, improved retinal visualization, or as part of another eye procedure. It does not address congenital cataracts, and plan contracts and applicable law determine whether utilization review is required.

Policy Summary

PayerAnthem

PolicyCataract Removal Surgery for Adults

Policy CodePolicy CG-SURG-40

Change TypeNo material clinical or coverage change

Effective DateOct 1, 2026

Last ReviewAug 13, 2026

Next Review DateNot specified

Key ActionDocument cataract-related functional impairment, affected daily activities, evaluation of other eye disease, and the expected benefit of surgery.

SourceLink

POLICY UPDATE CHANGES

The 2026 review added a new Members and Families section.

The 2026 review revised the Description, Discussion/General Information, Definitions, References, and Websites for Additional Information sections.

3Distinct medical-necessity pathways

2Explicit not-medically-necessary triggers

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CurrentAnthemPolicy CG-SURG-40

Cataract Removal Surgery for Adults

Customize your policy alerts

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Policy Summary

PayerAnthem

PolicyCataract Removal Surgery for Adults

Policy CodePolicy CG-SURG-40

Change TypeNo material clinical or coverage change

Effective DateOct 1, 2026

Last ReviewAug 13, 2026

Next Review DateNot specified

Key ActionDocument cataract-related functional impairment, affected daily activities, evaluation of other eye disease, and the expected benefit of surgery.

SourceLink

POLICY UPDATE CHANGES

The 2026 review added a new Members and Families section.

The 2026 review revised the Description, Discussion/General Information, Definitions, References, and Websites for Additional Information sections.

3Distinct medical-necessity pathways

2Explicit not-medically-necessary triggers

Medical Necessity and Coverage Criteria

Medically Necessary

Cataract removal surgery in adults is medically necessary when the adult meets the clinical appropriateness requirement and at least one qualifying pathway below.

Clinical appropriateness

Qualifying pathway
- Visually significant cataract
  - Functional impairment: The cataract causes symptomatic impairment of visual function that is not correctable with a tolerable change in glasses or contact lenses.
  - Affected activities: Vision loss interferes with reading, viewing television, driving, vocational or recreational needs, or other daily activities.
  - Other eye disease evaluated: Other eye disease has been ruled out as the primary cause of decreased visual function, including macular degeneration or diabetic retinopathy.
  - Expected benefit: Surgery is reasonably expected to result in improved visual function.
- Underlying ophthalmic disease: The individual has an underlying lens-related or other ophthalmologic disease for which cataract removal is indicated.
  Examples include phacomorphic glaucoma, phacolytic glaucoma, phacoanaphylactic endophthalmitis, dislocated or subluxated lens, angle closure glaucoma, elevated IOP associated with plateau iris configuration, or uncontrolled pseudoexfoliation glaucoma.
- Visualization or adjunctive surgical need: Lens removal is needed to allow better visualization of the retina or as a component of another surgical procedure.
  Examples include diabetic retinopathy requiring photocoagulation through clear media, glaucoma monitoring when opaque media limits optic nerve or visual field assessment, preparation for vitrectomy, or preparation for retinal detachment repair.

Not Medically Necessary

Cataract removal surgery in adults is not medically necessary when the medical-necessity criteria are not met or either of the following applies.

Not medically necessary: The applicable medical-necessity criteria are not met; or glasses or visual aids provide satisfactory functional vision; or visual function is not compromised by the cataract.

Congenital cataracts are outside the scope of this document. This guideline addresses cataract extraction in adults.

Cataract removal surgery is not medically necessary when the applicable Clinical Indications criteria are not met.

Cataract removal surgery is not medically necessary when glasses or other visual aids provide satisfactory functional vision.

Cataract removal surgery is not medically necessary when the cataract does not compromise visual function.

Applicable Procedure and Diagnosis Codes

CPT - When services may be Medically Necessary when criteria are metCPTCovered

66830	Removal of secondary membranous cataract (opacified posterior lens capsule and/or anterior hyaloid) with corneo-scleral section, with or without iridectomy (iridocapsulotomy, iridocapsulectomy).
66840	Removal of lens material; aspiration technique, 1 or more stages.
66850	Removal of lens material; phacofragmentation technique (mechanical or ultrasonic) (eg, phacoemulsification), with aspiration.
66852	Removal of lens material; pars plana approach, with or without vitrectomy.
66920	Removal of lens material; intracapsular.
66940	Removal of lens material; extracapsular (other than 66840, 66850, 66852).
66982	Extracapsular cataract removal with insertion of intraocular lens prosthesis (1-stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification), complex, requiring devices or techniques not generally used in routine cataract surgery (eg, iris expansion device, suture support for intraocular lens, or primary posterior capsulorrhexis) or performed on patients in the amblyogenic developmental stage; without endoscopic cyclophotocoagulation.
66983	Intracapsular cataract extraction with insertion of intraocular lens prosthesis (1 stage procedure).
66984	Extracapsular cataract removal with insertion of intraocular lens prosthesis (1 stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification); without endoscopic cyclophotocoagulation.
66985	Insertion of intraocular lens prosthesis (secondary implant), not associated with concurrent cataract removal.

1–10 of 12

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HCPCS - When services may be Medically Necessary when criteria are metHCPCSCovered

C1780	Lens, intraocular (new technology).
Q1004	New technology intraocular lens category 4 as defined in Federal Register notice.
Q1005	New technology intraocular lens category 5 as defined in Federal Register notice.
V2630	Anterior chamber intraocular lens.
V2631	Iris supported intraocular lens.
V2632	Posterior chamber intraocular lens.

ICD-10 Procedure - When services may be Medically Necessary when criteria are metICD-10Covered

08DJ3ZZ	Extraction of right lens, percutaneous approach.
08DK3ZZ	Extraction of left lens, percutaneous approach.
08RJ3JZ	Replacement of right lens with synthetic substitute, percutaneous approach.
08RK3JZ	Replacement of left lens with synthetic substitute, percutaneous approach.

ICD-10 Diagnosis - When services may be Medically Necessary when criteria are metICD-10Covered

All diagnoses

Documentation and Utilization Guidance

Documentation Required

Document Functional Impairment and Expected Benefit

Document that the lens shows cataract formation causing symptomatic impairment of visual function that is not correctable with a tolerable change in glasses or contact lenses. Describe how the impairment affects the patient’s activities and document that other eye disease has been ruled out as the primary cause of decreased visual function and that surgery is reasonably expected to improve visual function.

Record interference with reading, television viewing, driving, vocational or recreational needs, or other daily activities.
Address functional problems that may not be captured by distance Snellen acuity alone, including poor-contrast reading, glare, halos, starbursts, monocular diplopia, ghosting, and other optical-quality concerns.
Do not base the surgical recommendation solely on Snellen visual acuity; functional visual impairment measures, such as the ADVS or VF-14, may better reflect expected functional improvement.
Consider and document alternative causes of decreased visual function, including macular degeneration and diabetic retinopathy.
Document the expected benefit: cataract surgery should provide a reasonable likelihood of improved vision and enhanced quality of life.

Clinical Background

A cataract occurs when the eye’s natural crystalline lens becomes cloudy, reducing optical quality and potentially impairing vision and daily functioning. Cataract surgery removes the cloudy lens and usually replaces it with an artificial intraocular lens. The procedure may improve vision and quality of life when cataracts interfere with daily activities, and lens removal may also be performed to improve visualization of the back of the eye or as part of another ophthalmic procedure.

Key Ophthalmic Definitions

Cataract

DefinitionCloudiness of the natural lens inside the eye which can blur vision.

Cornea

DefinitionThe clear, transparent cover over the iris and pupil on the front part of the eye. The cornea is the first part of the eye that bends (or refracts) light and provides most of the eye’s focusing power.

Crystalline (natural) lens

DefinitionThe eye’s natural lens that bends (refracts) light to provide some of the eye’s focusing power. It can change shape, allowing the eye to focus on different distances.

Glaucoma