CPT code 92284 documents a specialized diagnostic eye test that measures retinal photoreceptor function and the eye’s adaptation between light and dark, including rod and cone sensitivity assessments and the rod–cone breakpoint. This code is used when a clinician performs the physiologic testing, interprets the results, and issues a formal report. Nationally, the test is important for diagnosing inherited retinal diseases, assessing toxic or degenerative retinal changes, and guiding management decisions in low-light visual complaints.

Key payers addressed in this overview include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical context for 92284, typical sites of service, and the types of clinical indications that prompt use of the code. The publication outlines benchmarking and billing considerations relevant to payers listed above, highlights common clinical scenarios that generate the test, and summarizes reporting expectations tied to the CPT descriptor.

This summary provides clinicians, billing professionals, and policy analysts with essential context for coding and documentation, plus a roadmap to where the full publication covers reimbursement benchmarks, payer policy variations, and clinical interpretation requirements. Data not available in the input are noted where applicable in the detailed sections.