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HCPCS L4631 Fee Schedule

Last Verified: September 2025

Healthcare providers use this code to document and receive reimbursement for visits that address high-level medical decision-making, often including multiple diagnoses or prescription management.

Ankle foot orthosis (AFO), walking boot type, varus/valgus correction, rocker bottom, anterior tibial shell, soft interface, custom arch support, plastic or other material, includes straps and closures, custom fabricated
Key FactDetail
Service Type

Orthotic Procedures and services

Other Lower Extremity Orthotics

Common Place of Service
Common Modifiers
Complexity LevelHigh

National average reimbursement for HCPCS L4631 by major payers:

bcbs

$1,501.88

uhc

$1,032.92

aetna

$1,089.57

cigna

$2,122.04

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For billing codeHCPCS L4631
PayerCodeRateNPITax IDStateSpecialty

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HCPCS L4631 vs. Other Other Lower Extremity Orthotics Codes

The HCPCS L4631 code is part of the Orthotic Procedures and services services used for Other Lower Extremity Orthotics. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.

The HCPCS L4631 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.

CodeComplexityDescription
L4398Low
Foot drop splint, recumbent positioning device, prefabricated, off-the-shelf
L4631High
Ankle foot orthosis (AFO), walking boot type, varus/valgus correction, rocker bottom, anterior tibial shell, soft interface, custom arch support, plastic or other material, includes straps and closures, custom fabricated

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including HCPCS L4631. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the L4631 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.

Factors that affect fee schedules


Medicare & Medicaid Rates

Government-set reimbursement amounts


Private Insurance Rates

Negotiated rates between providers and insurance companies


Geographic Location

Costs may be higher in urban areas.


Provider Type

Hospital providers may have different rates than private practice.

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