C1840 Telescopic Intraocular Lens | HCPCS Reimbursement

HCPCS Level II code C1840 designates an intraocular telescopic lens implant used to provide magnification for patients with central vision impairment. Nationally, this code matters as an identifier for a specialized ophthalmic implant that can affect surgical coding, coverage determinations, and payment pathways across commercial carriers and Medicare. Clarity around use of C1840 supports consistent billing and benefits evaluation for advanced intraocular devices.

Key payers addressed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise briefing on the clinical context for a telescopic intraocular lens, the typical service setting for implantation, and which payers commonly adjudicate claims for this type of device.

The publication provides benchmarks and practical policy context relevant to billing and coverage: expected sites of service (ophthalmology surgical suites and ambulatory surgical centers), payer coverage patterns (commercial plans and Medicare), and considerations for coding accuracy when documenting intraocular implants. Where input data is incomplete, the text notes that specific tables or payer-specific policy details are not available. The goal is to give clinicians, billing staff, and policy analysts a clear, national-level summary of what C1840 represents and why precise coding matters for patient access and payer adjudication.

Billing Code Overview

HCPCS Level II code C1840 represents a lens, intraocular (telescopic). This code describes an implanted intraocular lens designed to provide a telescopic optical effect, typically used to improve vision in patients with central vision loss or other conditions where magnification via an intraocular device is clinically indicated.

Service type: Implantable intraocular lens procedure

Typical site of service: Ophthalmology surgical suite or ambulatory surgical center

Data not available in the input.

Clinical Context

Procedure: C1840 — Lens, intraocular (telescopic).

A 72-year-old patient with advanced, bilateral age-related macular degeneration (AMD) presents with progressive central vision loss limiting activities of daily living despite maximal medical treatment and low-vision rehabilitation. After comprehensive ophthalmic evaluation including retinal imaging, ocular biometry, and visual function testing, the ophthalmologist determines the patient is a candidate for a prosthetic intraocular telescopic lens implant to improve central visual acuity.

Clinical workflow:

Preoperative evaluation by a cornea/anterior segment or retina specialist to confirm diagnosis, measure axial length and anterior chamber depth, assess corneal health, and document baseline visual acuity and functional limitations.
Counseling visit with informed consent, discussion of realistic visual outcomes, risks, and postoperative rehabilitation needs.
Surgery performed in an outpatient ambulatory surgery center or hospital operating room using monitored anesthesia care or general anesthesia depending on patient comorbidity; the operating provider is typically an ophthalmic surgeon specializing in anterior segment surgery or vitreoretinal surgery if combined procedures are required.
Immediate postoperative assessment in the PACU with topical antibiotics and anti-inflammatory regimen initiated; activity restrictions and follow-up schedule provided.
Postoperative visits for wound check, refractive assessment, and directed low-vision rehabilitation; potential optical adjustments and amblyopia-type visual training are part of the recovery plan.

Typical site of service: outpatient ambulatory surgery center (ASC) or hospital outpatient department.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work, time, or technical difficulty of implanting the telescopic IOL is substantially greater than typical and adequately documented.
`23`	Unusual anesthesia	Use when a significant, documented medical condition requires general anesthesia for cataract/IOL surgery instead of usual local/regional anesthesia.
`50`	Bilateral procedure	Use when bilateral telescopic lenses are implanted during the same operative encounter.
`52`	Reduced services	Use when the procedure is partially reduced or not completed and documentation supports reduced service.
`53`	Discontinued procedure	Use when the procedure is started but discontinued due to extenuating circumstances or patient safety concerns.
`54`	Surgical care only	Use when billing only for the surgical component and another professional bills pre/postoperative care.
`55`	Postoperative management only	Use when billing only for postoperative management after another surgeon performed the operation.
`56`	Preoperative management only	Use when billing only for preoperative evaluation and management provided by a different surgeon.
`62`	Two surgeons	Use when two surgeons of different specialties are required and both perform distinct surgical portions of the case.
`AS`	Ambulatory surgical center	Use to indicate the service was performed in an ambulatory surgical center when required by payer reporting.
`QK`	Medical direction of two or three assistants	Use when the primary surgeon medically directs two or three qualified assistants during the operation.
`QX`	Surgical assistant qualified	Use when a qualified assistant at surgery is present and their services are billed.
`QY`	Provider is a registered nurse first assistant	Use when a registered nurse first assistant performs assisting services.
`FY`	Teaching physician not present during patient encounter	Use in specific teaching hospital scenarios per payer policy when physician is not present.

Taxonomy Code	Specialty	Notes
`207P00000X`	Ophthalmology	Primary specialty performing intraocular lens implantation and anterior segment surgery.
`207K00000X`	Retina/Vitreous	Retina specialists may evaluate AMD suitability and participate when combined posterior procedures are needed.
`2080P0003X`	Optometry	Preoperative and postoperative vision assessment and low-vision rehabilitation coordination in some care models.
`363A00000X`	Ophthalmic Plastic and Reconstructive Surgery	Rarely involved if concurrent ocular adnexal considerations affect approach.
`207L00000X`	Cornea and External Disease	Corneal specialists assess anterior segment health and may perform implantation in complex corneal cases.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`H35.31`	Nonexudative age-related macular degeneration	Common indication for telescopic intraocular lens implantation when central vision loss is primarily due to macular degeneration without active exudation.
`H35.32`	Exudative age-related macular degeneration	May be relevant when disease is stable following treatment and central scotoma persists despite anatomic control.
`H35.37`	Visual loss, unspecified related to macular disease	Used when documenting central vision impairment from macular pathology when more specific coding is not applicable.
`H54.0`	Blindness, both eyes	Applicable in advanced cases where bilateral severe vision loss qualifies the patient for advanced visual rehabilitation options including telescopic IOLs.
`H54.7`	Visual impairment, unspecified	Used when documenting significant visual impairment impacting activities of daily living and justifying surgical intervention.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`66984`	Extracapsular cataract removal with insertion of intraocular lens (one stage procedure), complex	Commonly used for cataract extraction with IOL placement when the telescopic lens implantation is performed in conjunction with cataract extraction and complexity is present.
`66982`	Extracapsular cataract removal with insertion of intraocular lens requiring complex techniques (e.g., iris expansion, capsular support)	Used when additional complex surgical techniques are required to implant the telescopic IOL safely.
`92134`	Scanning computerized ophthalmic diagnostic imaging, posterior segment, with interpretation and report; binocular retinal scan (e.g., OCT), unilateral or bilateral	Preoperative and postoperative macular imaging to document AMD status and monitor outcomes.
`92012`	Eye and medical examination for postoperative follow-up after cataract surgery; intermediate follow-up	Typical postoperative visit code for follow-up care after intraocular lens implantation.
`99152`	Moderate sedation services provided by the same physician performing the procedure (first 30 minutes) — typically anesthesia-related codes vary	Used when the surgeon also provides moderate sedation for the procedure according to payer rules; alternatively, anesthesia services may be billed separately.
`A9270`	Non-covered item or service; used when payor requires reporting of an investigational or non-covered device	May be used by some payors to denote a non-covered or investigational telescopic IOL when policy excludes coverage; local payer policies govern applicability.

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Summary & Overview

HCPCS C1840: Lens, Intraocular (Telescopic)