CPT code 66985 designates the surgical insertion of an intraocular lens in a patient who has previously undergone cataract extraction. This code captures a common restorative ophthalmic procedure that contributes to visual rehabilitation after lens removal and is widely performed across ambulatory surgical centers and hospital outpatient departments. Nationally, accurate coding for this service affects coverage determinations, claims processing, and quality measurement in ophthalmology.

Key payers in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication outlines payer coverage patterns and benchmarks where available, clinical context for use of the code, and common billing considerations associated with postoperative intraocular lens implantation. Data availability limits are noted where specific payer details are not provided.

Readers will find a concise description of the clinical service represented by CPT code 66985, the typical settings where the service is performed, and an overview of what to expect in payer interactions and reporting. The piece covers standard benchmarking topics, relevant policy updates that influence reimbursement and prior authorization, and key clinical points that inform appropriate coding and documentation. Data not available in the input will be identified explicitly.