CPT code 10035 describes percutaneous placement of a small metallic or radioactive marker (seed) into tissue under image guidance to localize suspicious lesions for later surgical excision or radiation therapy. This procedure is an important component of multidisciplinary cancer care and diagnostic workflows because it enables precise targeting during definitive treatment and can improve operative efficiency and radiation planning.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise national overview of clinical context and service setting for CPT code 10035, typical sites of service, common billing and coding considerations, and payer coverage themes. The publication summarizes available benchmarks where provided, highlights relevant policy and coverage update areas affecting approval and prior authorization, and outlines operational implications for radiology and surgical teams.

The content is intended for billing managers, radiology and surgical program leaders, revenue cycle staff, and policy analysts seeking a clear national perspective on the clinical role and payer landscape of CPT code 10035 without state-specific detail. Data not available in the input will be noted explicitly in relevant sections.