Summary & Overview
HCPCS Level II L3170: Prefabricated Silicone Heel Stabilizer
HCPCS Level II code L3170 designates a prefabricated, off-the-shelf silicone (or equivalent) heel stabilizer used as a foot orthotic to provide heel support and cushioning. Nationally, this HCPCS code matters because it standardizes billing for commonly dispensed prefabricated heel stabilizers across durable medical equipment suppliers, outpatient clinics, and home-care settings, enabling consistent coverage determinations and claims processing.
Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of what L3170 represents clinically and operationally, plus a summary of payer coverage patterns and common billing considerations. The publication also outlines typical sites of service and service line context for DME-prefabricated foot orthotics.
This analysis provides benchmarks for utilization and reimbursement frameworks where available, highlights relevant policy or coverage themes that affect national access to prefabricated heel stabilizers, and situates L3170 within clinical practice for lower-extremity supportive devices. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code L3170 describes a prefabricated, off-the-shelf silicone or equivalent heel stabilizer for the foot. This item is a removable foot orthotic device designed to provide heel stabilization, cushioning, and support for patients with heel discomfort or instability.
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Service type: Durable medical equipment / prefabricated foot orthotic
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Typical site of service: Retail medical supply outlets, durable medical equipment suppliers, outpatient clinics, and home use
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Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with posterior heel pain from plantar fasciitis, a calcaneal spur, or pressure-related discomfort after a skin graft or prosthetic fitting. The patient presents to an outpatient orthotics and prosthetics clinic or a podiatry office requesting off-the-shelf heel support. The clinician evaluates the foot, documents pain location, gait disturbance, shoe wear issues, and prior conservative treatments (NSAIDs, stretching, supportive footwear). Measurement of heel width and assessment of shoe compatibility is performed. Selection of a prefabricated silicone or equivalent heel stabilizer (L3170) is confirmed by the clinician. The item is handed to the patient or dispensed from stock; fitting and brief instructions for use, skin checks, and follow-up are documented. Typical sites of service include outpatient clinic, durable medical equipment (DME) supplier premises, or an ambulatory surgical center supply area when provided as postoperative support. Billing occurs as a DME supply item for off-the-shelf prefabricated heel stabilizers, using appropriate place-of-service and modifier codes to reflect payer requirements and any bilateral or professional component circumstances.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
LT | Left side | When the device is furnished for the left foot |