CPT code 66761 denotes a laser peripheral iridotomy — a single-session ophthalmic laser procedure that creates a small iris opening to equalize pressure between the anterior and posterior chambers and lower intraocular pressure. This procedure is clinically important for managing angle-closure glaucoma risk and preventing acute intraocular pressure spikes that can cause vision loss. Nationally, the code is relevant across outpatient ophthalmology clinics and ambulatory surgery centers where laser ophthalmic services are delivered.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context, service settings, and coding specifics for CPT code 66761. The publication provides benchmarks where available, common billing and coverage considerations, and recent policy or coverage updates affecting laser iridotomy services. It also outlines typical documentation elements and coding scenarios to support correct claim submission. Data not available in the input are noted where applicable.