Summary & Overview
HCPCS Q4040: Pediatric Short-Leg Fiberglass Cast Supplies
HCPCS Level II code Q4040 identifies pediatric short-leg fiberglass cast supplies for children aged 0–10 years. As a supply-level code, it documents the specific materials used when applying a short leg cast for immobilization after lower-extremity injuries in young children. Nationally, supply codes like Q4040 matter for accurate billing, inventory management, and claims adjudication across ambulatory, emergency, and orthopedic settings.
Key payers in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication offers a concise review of billing context for Q4040, common payer handling, and the clinical scenarios where this supply code is used. Readers will find benchmarks for utilization patterns, notes on payer coverage considerations, and operational implications for coding and charge capture. The content also summarizes the typical sites of service and the clinical purpose of the supply, helping revenue cycle and clinical staff align documentation with claims submission requirements.
Data not available in the input: associated taxonomies, ICD-10 diagnoses, related codes, and service-line specifics beyond the supplied description.
Billing Code Overview
HCPCS Level II code Q4040 describes cast supplies, short leg cast, pediatric (0-10 years), fiberglass. This itemized supply is used when preparing and applying a short leg fiberglass cast for pediatric patients, typically for fractures or immobilization of the lower leg in children aged 0–10 years.
Service Type: Durable medical supplies / casting supply
Typical Site of Service: Outpatient clinic, emergency department, orthopedic clinic, urgent care
Clinical & Coding Specifications
Clinical Context
A 6-year-old child presents to a pediatric orthopedic clinic after a playground fall with an isolated nondisplaced distal tibia fracture. The patient is evaluated by an orthopedic physician assistant under the supervision of a board-certified pediatric orthopedic surgeon. After history, focused lower-extremity examination, and plain radiographs confirming a short leg extra-articular fracture appropriate for conservative management, the clinician selects a pediatric short leg fiberglass cast. Supplies billed under Q4040 are applied in the outpatient clinic environment. The typical clinical workflow includes triage, radiographic imaging, fracture reduction if indicated, cast molding and application with fiberglass materials sized for pediatric patients (0–10 years), patient and caregiver education on cast care, documentation of laterality with modifier LT or RT, and scheduling follow-up radiographs and clinic visit for cast check and potential removal.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
LT | Left side | Applied when the short leg cast is placed on the left lower extremity |