CPT code 27612 denotes a surgical posterior capsulotomy of the ankle performed to relieve posterior contracture and correct an equinus deformity; an Achilles tendon lengthening may be performed concurrently. This code is relevant nationally as corrective foot and ankle procedures influence function, mobility, and post-acute care needs across diverse populations and payer programs. Coverage and payment policies for this procedure affect surgeon decision-making, site-of-service selection, and overall episode costs.

Key payers covered in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context identifying the procedure and typical settings, as well as payer-specific coverage considerations, common claim modifiers encountered, and related coding references. The publication also summarizes benchmarks and policy developments that commonly impact authorization, bundling, and site-of-service determinations for foot and ankle reconstructive procedures.

This summary equips clinicians, billing professionals, and policy analysts with essential information about the code’s clinical purpose, where it is typically performed, and the payer landscape that shapes reimbursement and utilization oversight for corrective ankle surgery.