CPT code 21087 denotes the clinical service of fabricating a nasal prosthesis by taking an impression of the patient’s nasal area to restore a nose lost or deformed by surgery, trauma, or congenital conditions. Nationally, this code captures a specialized prosthetic service that intersects reconstructive care, maxillofacial prosthetics, and durable medical equipment pathways, and it is relevant to patient rehabilitation, cosmetic restoration, and post-oncologic care. Key payers addressed in this publication include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will learn what CPT code 21087 represents clinically and operationally, the typical sites where the service is performed, and which major payers cover or adjudicate claims for nasal prosthesis fabrication. The publication outlines common billing and documentation considerations, summarizes payer coverage patterns, and highlights the clinical context for use of the code. Data not available in the input is noted where applicable; this piece focuses on national-level interpretation rather than state-specific policy. The content is intended to help billing managers, prosthetics providers, and policy analysts understand the role of CPT code 21087 within reconstructive prosthetic services and payer interactions.