CPT 27602 Leg Fasciotomy Reimbursement & Policy

CPT code 27602 represents a surgical fasciotomy of the leg to relieve elevated compartment pressure, commonly used for acute compartment syndrome and other causes of limb ischemia and soft-tissue compression. This emergent or urgent limb-salvage procedure is performed across hospitals and emergency surgical settings nationwide and has significant clinical and billing implications because timely intervention affects patient outcomes and resource utilization.

Key payers discussed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise national overview of clinical context, common sites of service, and the payer landscape for coverage considerations.

The publication provides benchmarks and coding guidance context relevant to billing and claims review, summarizes common modifier usage patterns where applicable, and highlights coding scenarios tied to compartment procedures of the leg. It also outlines policy and reimbursement topics that affect facility and professional payment processes. Data not available in the input is clearly noted where specific payer policies, associated taxonomies, or ICD-10 pairings are not provided.

Billing Code Overview

CPT code 27602 describes a surgical fasciotomy of the leg in which the provider incises the fascia to relieve compartmental pressure. The procedure may be performed on the anterior and/or lateral compartments and the posterior compartment of the leg.

Service type: Surgical incision for compartment decompression (fasciotomy)
Typical site of service: Hospital operating room or emergency department operating suite for acute limb-compartment syndrome; may also be performed in an inpatient surgical setting for urgent or emergent indications.

Clinical Context

A 27-year-old male presents to the emergency department several hours after a motorcycle crash with a tense, swollen lower leg and severe pain out of proportion to exam. On exam the leg compartments are firm and painful with passive stretch, diminished distal pulses, and paresthesia in the foot. The on-call orthopedic surgeon performs an emergent fasciotomy of the leg to decompress the anterior, lateral, and posterior compartments. The procedure is performed in the operating room under general anesthesia. The surgeon makes longitudinal skin incisions, incises the deep fascia of the anterior and lateral compartments and the posterior compartment, confirms muscle viability, achieves hemostasis, and leaves wounds open for delayed primary closure or wound VAC. Postoperative care includes neurovascular checks, pain control, compartment pressure monitoring if needed, and planned return to the OR for wound closure or skin grafting as indicated.

Coding Specifications

Modifier	Description	When to Use
`LT`	Left side	Use when the fasciotomy is performed on the left leg.
`RT`	Right side	Use when the fasciotomy is performed on the right leg.

Taxonomy Code	Specialty	Notes
207X00000X	Orthopaedic Surgery	Orthopedic surgeons commonly perform lower extremity fasciotomies for traumatic compartment syndrome.
2080P0208X	General Surgery	Trauma/general surgeons perform fasciotomies in acute care/trauma settings.
2086S0102X	Vascular Surgery	Vascular surgeons may perform fasciotomy when ischemia-reperfusion injury or vascular repair leads to compartment syndrome.
207K00000X	Sports Medicine / Orthopedics	Sports medicine specialists may perform fasciotomy in select nontraumatic compartment syndromes.
207L00000X	Hand Surgery (Orthopaedic subspecialty)	Included as an orthopaedic subspecialty taxonomy for limb compartment procedures in some practices.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S76.011A`	Strain of muscle, fascia and tendon of right lower leg, initial encounter	Acute traumatic injury leading to compartment swelling and possible compartment syndrome requiring fasciotomy.
`S76.012A`	Strain of muscle, fascia and tendon of left lower leg, initial encounter	As above for the left leg.
`T79.A11A`	Traumatic compartment syndrome of right lower limb, initial encounter	Direct ICD-10 code describing compartment syndrome of the leg — primary indication for fasciotomy.
`T79.A12A`	Traumatic compartment syndrome of left lower limb, initial encounter	As above for the left side.
`I97.610`	Compartment syndrome following vascular surgery of extremity	Compartment syndrome as a complication after revascularization or vascular repair prompting fasciotomy.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`12001`	Repair, simple, superficial wounds of scalp, neck, axillae, external genitalia, trunk and/or extremities; 2.5 cm or less	Often billed for primary closure of small fasciotomy skin incisions when closed during the same operative episode.
`15002`	Adjacent tissue transfer or rearrangement, trunk, arms, legs; 10 sq cm or less; first flap	Used when skin loss after fasciotomy requires local flap coverage.
`11042`	Debridement, subcutaneous tissue (includes epidermis and dermis, if performed); first 20 sq cm or less	Used when necrotic tissue within compartments is debrided at the time of fasciotomy.
`34701`	Continuous intra-arterial thrombolysis (example vascular code) — (placeholder for common vascular codes)	Vascular procedures such as thrombectomy or revascularization may be performed before or with fasciotomy in ischemic limb cases.
`97605`	Negative pressure wound therapy (NPWT) — wound care management, initial	NPWT may be applied to fasciotomy wounds for wound management pending closure or grafting.

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Summary & Overview

CPT 27602: Leg Fasciotomy for Compartment Decompression