Summary & Overview
HCPCS S0504: Single Vision Prescription Lens for Safety, Athletic, or Sunglass Use
HCPCS Level II code S0504 denotes a single vision prescription lens supplied per lens for safety, athletic, or sunglass use. This code captures individually fabricated corrective or protective lenses prescribed to meet patient vision needs in contexts that emphasize ocular protection or sun coverage, and it is used across outpatient optical providers, ophthalmology and optometry clinics, and retail settings. Nationally, accurate use of S0504 affects coverage determinations, patient out-of-pocket costs, and network billing for vision-related protective equipment.
Key payers addressed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical and billing context for S0504, common payer considerations, and what to expect when this code is billed in outpatient and retail optical environments. The publication summarizes available benchmarks and payment considerations where available and highlights areas where policy guidance or payer-specific edits commonly apply.
The content emphasizes clinical context for single vision lenses used for safety, athletic, or sunglass purposes, typical sites of service, and the implications for coverage and claims processing across major national payers. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code S0504 describes a single vision prescription lens intended for safety, athletic, or sunglass use, billed per lens. This service represents the provision of a single corrective or protective lens fabricated to a prescriber's specifications and intended to meet vision correction and/or protective needs for activities requiring safety or athletic eyewear or for sun protection.
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Service type: Prescription single vision lens for safety, athletic, or sunglass use
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Typical site of service: Optical dispensary, ophthalmology or optometry clinic, retail optical provider, or other outpatient settings where corrective or protective lenses are supplied
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Clinical & Coding Specifications
Clinical Context
A patient presents to an optical dispensary or ophthalmology/optometry clinic after a vision exam confirms a single-vision refractive error. The clinician documents the prescription for a single-vision lens intended for safety, athletic, or sunglass use. The optical lab or in-office dispensing technician receives the written prescription and the lens order, selects the appropriate lens material and coatings, and manufactures or orders the lens per lens. Typical workflow: the patient undergoes refraction and ocular health evaluation, the provider issues a written eyewear prescription, the order is submitted to the lab with lens type indicated (safety, athletic, or sunglass), HCPCS code S0504 is used on the claim for the single-vision prescription lens per lens, appropriate modifiers are appended as needed to reflect unusual circumstances (e.g., bilateral exception, professional component, or reduced service), and the lens is delivered to the patient with documentation retained in the chart. Typical sites of service include an outpatient ophthalmology or optometry clinic, an optical dispensary located in a retail setting, or an ambulatory surgical center when provided as part of pre/post-procedure eyewear needs. A common patient scenario is a middle-aged athlete requiring prescription impact-resistant sport sunglasses after diagnosis of myopia, or a worker requiring prescription safety lenses following workplace hazard assessment.
Coding Specifications
| Modifier | Description | When to Use |
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