Summary & Overview
HCPCS G2102: Dilated Retinal Eye Exam with Interpretation
HCPCS Level II code G2102 denotes a dilated retinal eye exam with interpretation and documentation by an ophthalmologist or optometrist. This code captures a comprehensive retinal evaluation that includes pharmacologic dilation and a professional interpretation, an important diagnostic service for detecting retinal disease and monitoring ocular conditions nationally. Clarity around billing for dilated retinal exams affects practice revenue capture, reimbursement consistency, and access to ophthalmic diagnostic care across payers.
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 code’s clinical context, typical sites of service, and the types of benchmarks and payer coverage patterns that are commonly assessed for this service. The publication outlines benchmark metrics, common billing considerations, and relevant policy updates that influence coverage and documentation requirements. It also summarizes how this service integrates into eye care workflows and where documentation and interpretation are focal points for claims review.
Data not available in the input for payer-specific rates, associated taxonomies, ICD-10 pairings, and related codes; those details are noted as not available where applicable.
Billing Code Overview
HCPCS Level II code G2102 represents a dilated retinal eye exam with interpretation by an ophthalmologist or optometrist documented and reviewed. This service involves dilation of the pupil to allow a comprehensive retinal evaluation, followed by a professional interpretation and documentation of findings by an ophthalmologist or optometrist.
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Service type: Ophthalmologic diagnostic eye examination
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Typical site of service: Eye clinic, ophthalmologist or optometrist office, or outpatient specialty clinic
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Clinical & Coding Specifications
Clinical Context
A 62-year-old patient with long-standing type 2 diabetes presents to an ophthalmology clinic for an annual diabetic eye evaluation. The visit includes pupil dilation, detailed slit-lamp and fundus examination, stereo biomicroscopy of the retina, and interpretation of findings by the ophthalmologist. The clinician documents the dilated retinal exam, reviews prior retinal imaging and notes, and records the interpretation in the medical record. Typical workflow: pre-visit history and medication review by nursing, visual acuity and intraocular pressure measurement, pharmacologic pupil dilation, dilated retinal exam performed by the ophthalmologist or optometrist, documentation of findings and clinical impression, and communication of results and follow-up plan to the patient. This service is commonly billed when a comprehensive dilated retinal evaluation is performed and interpreted, separate from procedural retinal treatments or imaging-only services.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
22 | Increased procedural services | Use when work required is substantially greater than normally required for a dilated retinal exam (document rationale). |
23 | Unusual anesthesia |