Summary & Overview
CPT 46607: Anoscopy with Magnification, Chemical Enhancement, and Biopsy
CPT code 46607 captures an anoscopy performed with high-resolution magnification and chemical agent enhancement, with biopsy of affected anal tissue. This code represents a diagnostic endoscopic procedure used to improve lesion detection in the anal canal and to obtain tissue for histologic assessment. Nationally, accurate coding for this procedure influences clinical documentation, pathology follow-up, and appropriate payment for specialized diagnostic techniques.
Key payers considered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context, typical sites of service (outpatient clinic, ambulatory surgery center, hospital outpatient department), and common billing practices tied to this procedure. The publication outlines benchmarks for utilization and reimbursement where available, notes policy or coverage considerations that affect billing, and highlights coding nuances relevant to documentation and claims submission.
This summary is intended for billing professionals, clinicians who perform anoscopy with biopsy, and policy analysts seeking a concise reference on CPT code 46607 and its place in outpatient diagnostic services.
Billing Code Overview
CPT code 46607 describes an anoscopy with high-resolution magnification and chemical enhancement performed by a provider, including biopsy of affected tissue. The procedure uses a small tubular anoscope to examine the anal canal, applies magnification and chemical agents to improve visualization, and obtains one or more tissue specimens for pathological evaluation.
Service type: Diagnostic endoscopic procedure with biopsy
Typical site of service: Outpatient clinic, ambulatory surgery center, or hospital outpatient department
Clinical & Coding Specifications
Clinical Context
A 52-year-old patient presents to a colorectal clinic with a 3-week history of rectal bleeding and intermittent anal pain. Physical exam reveals a suspicious-appearing lesion at the anal verge. The clinician performs an office-based anoscopy using a small tubular anoscope with high-resolution magnification and applies a chemical contrast agent to enhance mucosal visualization. Targeted biopsies of the abnormal tissue are taken for histopathology to evaluate for dysplasia, neoplasm, or inflammatory disease. Specimens are labeled and sent to pathology with contemporaneous documentation of site, number of biopsies, and any immediate complications. Typical workflow includes pre-procedure informed consent, focused history and medications (including anticoagulants), positioning and preparation in an outpatient exam room or minor procedure suite, local anesthetic as indicated, anoscopic visualization with enhancement, biopsy collection, hemostasis, brief recovery and post-procedure instructions, and documentation of specimen handling and procedural findings.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
00 | No modifier — standard reporting | Use when no special circumstances or modifier reporting is required. |
22 |