CPT code 27005 identifies an open tenotomy of one or more hip flexor muscles — a focused orthopedic surgical procedure to release contracted tendons. This code is used in billing for operative management of hip flexor tightness or deformity and is relevant to hospitals, ambulatory surgery centers, and orthopedic surgical practices nationwide. Accurate use of the code affects claims processing, appropriate setting of care, and procedural tracking across payers.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication provides clinical context for the procedure, outlines common payer coverage considerations, and summarizes expected sites of service. Readers will find benchmarks and coding guidance related to service classification, expected procedural settings, and common modifier usage (listed separately), as well as a concise review of documentation elements that support medical necessity.

This summary serves national stakeholders — clinicians, coders, and administrators — seeking a clear reference for CPT code 27005, its clinical role in orthopedic surgery, and the payer landscape affecting reimbursement and claims adjudication. Data not available in the input is noted where applicable in detailed sections.