CPT code 00524 denotes anesthesia services furnished for a closed chest pneumocentesis, a procedure in which a needle is inserted into the lung to drain fluid. The code captures the anesthetic management and monitoring provided while another clinician performs the thoracic needle drainage. Nationally, accurate use of this anesthesia code is important for correct clinical documentation, appropriate claim adjudication, and ensuring consistent representation of peri-procedural care intensity across facilities.

Key payers included in this review are Aetna, Blue Cross Blue Shield, Cigna Health, United Healthcare, and Medicare. Readers will find a concise explanation of the clinical context for 00524, guidance on typical sites of service, and how this code relates to common shoulder and thoracic procedural workflows. The publication outlines common clinical pairings and related surgical or procedural codes that may appear on same-day claims, and highlights typical scenarios where anesthesia coding must reflect the specific procedure performed.

This summary provides a national perspective for billing managers, anesthesiology departments, and revenue cycle staff seeking clear context about when 00524 applies, what clinical settings are typical, and which major payers are relevant for coverage and claims processing. Data not available in the input will be noted where applicable in detailed sections.