Summary & Overview
CPT 27027: Unilateral Hip/Buttock Compartment Fasciotomy
CPT code 27027 denotes a unilateral fasciotomy of the pelvic or buttock compartment in the hip region to relieve compartmental pressure and improve blood flow. This procedure has national relevance for trauma, vascular, and orthopedic surgical care where compartment syndrome or ischemic compression threatens tissue viability. Accurate coding affects procedural reporting, hospital billing, and aggregated utilization metrics across surgical specialties.
Key payers in coverage discussions include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The analysis typically examines coverage policies, reimbursement benchmarks, site-of-service considerations, and clinical indications that drive utilization.
Readers will gain a concise overview of the clinical intent of the code, typical settings where the procedure is performed, and the payer landscape relevant to national reporting. The publication also provides context on related billing considerations and common modifiers (listed separately) that affect claims processing. Where available, benchmarks and policy updates are summarized to help billing managers, clinicians, and compliance staff understand coding implications and documentation needs for surgical decompression of the hip/buttock compartment.
Billing Code Overview
CPT code 27027 describes a surgical fasciotomy of the pelvic or buttock compartment on one side to relieve pressure and restore blood flow. The procedure involves an incision into the fascia surrounding the pelvic or buttock compartment in the hip region to decompress the compartment and improve perfusion.
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Service type: Surgical soft-tissue decompression (fasciotomy)
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Typical site of service: Inpatient or ambulatory surgical setting, performed in an operating room or procedure suite for the hip/buttock region
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Clinical & Coding Specifications
Clinical Context
A 28-year-old recreational runner presents to the emergency department with progressive, severe pain and tightness in the right buttock and lateral hip after a prolonged training run. The patient reports paresthesia down the posterior thigh and pain aggravated by hip flexion. Physical exam reveals firm swelling and pain with passive stretch of the gluteal muscles, tense compartments, and decreased distal sensation. Compartment pressure measurement confirms elevated intracompartmental pressure in the right gluteal compartment. The orthopedic surgeon schedules an urgent fasciotomy of the gluteal compartment under general anesthesia to relieve pressure, restore perfusion, and prevent muscle and nerve necrosis. The procedure is performed on one side of the buttock, with intraoperative monitoring, hemostasis, and postoperative wound management. Typical workflow includes preoperative consent and imaging as needed, regional or general anesthesia, incision and fasciotomy of the affected gluteal fascial compartment, possible limited debridement if nonviable tissue is identified, wound dressing or staged closure (delayed primary closure or wound VAC), postoperative observation for neurovascular recovery, and physical therapy referral during recovery.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
50 | Bilateral procedure | Use when the fasciotomy is performed on both sides of the buttocks (not typical for 27027, which describes a unilateral procedure). |