HCPCS L3675: Shoulder Orthosis, Vest-Type Abduction Restrainer - OpenPayer

Summary & Overview

HCPCS L3675: Shoulder Orthosis, Vest-Type Abduction Restrainer

HCPCS Level II code L3675 denotes a prefabricated, off-the-shelf shoulder orthosis (vest-type abduction restrainer, canvas webbing). This orthotic device is used to immobilize and position the shoulder in abduction following injuries, surgery, or when stabilization is clinically indicated. Nationally, L3675 is relevant for durable medical equipment coverage, supplier requirements, and post‑operative or conservative orthopedic care pathways.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context for device use, typical settings for service delivery, and the payer landscape relevant to coverage and claims processing. The publication outlines common billing modifiers and payer considerations (listed separately), typical sites of service, and what to expect in documentation and medical necessity review.

This summary prepares clinicians, billing staff, and policy analysts to understand where L3675 fits in orthotic care workflows, which payers commonly adjudicate these claims, and which operational issues to anticipate when supplying a prefabricated shoulder abduction vest.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareL3675HCPCS Level IIshoulder orthosisdurable medical equipmentorthoticsoff-the-shelf devicevest abduction restrainerorthopedic supply

Billing Code Overview

HCPCS Level II code L3675 describes a shoulder orthosis, vest type abduction restrainer, canvas webbing type or equal, prefabricated, off-the-shelf. This device is designed to immobilize and position the shoulder and upper arm in abduction using a vest-style configuration and canvas webbing materials.

Service type: Durable medical equipment (orthotic device)
Typical site of service: Outpatient durable medical equipment suppliers, orthopedic clinics, ambulatory surgical centers, or hospital outpatient departments where off-the-shelf orthoses are dispensed or fitted.

Data not available in the input for associated taxonomies, ICD-10 diagnoses, and related codes.

Clinical & Coding Specifications

Clinical Context

A 62-year-old male presents to orthopedics two weeks after a proximal humerus fracture sustained in a fall. The fracture pattern is nondisplaced to minimally displaced and the orthopedic surgeon prescribes conservative management with immobilization in a vest-type shoulder abduction restrainer. The device provided is a prefabricated, off-the-shelf shoulder orthosis, canvas webbing type, coded as L3675. Clinical workflow: the patient is assessed in clinic for fracture stability and neurovascular status; the orthotist or durable medical equipment (DME) supplier selects an appropriately sized L3675 vest abduction orthosis, fits and adjusts straps in clinic, documents medical necessity and duration of use, obtains prior authorization if required, and provides patient education on wear schedule and skin inspection. Follow-up visits at 2 and 6 weeks evaluate pain control, radiographic healing, and need for continued immobilization or progression to physical therapy. Typical sites of service include outpatient orthopedic clinics, hospital outpatient departments, and durable medical equipment supplier locations for fitting and dispensing.

Coding Specifications

Modifier	Description	When to Use
`LT`	Left side	Use when the orthosis is supplied for the left shoulder.

HCPCS L1050: Sternal Pad Addition to CTLSO or Scoliosis Orthosis

HCPCS-L1220-TLSO-LOW-PROFILE-ANTERIOR-THORACIC-EXTENSION

HCPCS L1220: TLSO Low-Profile Anterior Thoracic Extension

HCPCS-L3995-UPPER-EXTREMITY-ORTHOSIS-SOCK-FRACTURE-ADDITION

HCPCS L3995: Addition to Upper Extremity Orthosis, Sock for Fracture

HCPCS-L2182-LOWER-EXTREMITY-FRACTURE-ORTHOSIS-DROP-LOCK-KNEE-JOINT

HCPCS L2182: Addition to Lower Extremity Fracture Orthosis, Drop Lock Knee Joint

HCPCS-L3530-ORTHOPEDIC-SHOE-ADDITION-SOLE-HALF

HCPCS Level II L3530: Orthopedic Shoe Addition, Sole, Half

HCPCS-L2300-LOWER-EXTREMITY-ABDUCTION-BAR-BILATERAL-HIP

HCPCS Level II L2300: Lower-Extremity Abduction Bar, Bilateral Hip

HCPCS-L3978-SHOULDER-ABDUCTION-POSITIONING-ORTHOSIS-CUSTOM-FABRICATED

HCPCS L3978: Shoulder Abduction Positioning Orthosis

HCPCS-L3224-WOMENS-OXFORD-ORTHOPEDIC-FOOTWEAR-ORTHOSIS

HCPCS L3224: Woman's Oxford Orthopedic Shoe for Use with a Brace

HCPCS-L3924-HAND-FINGER-ORTHOSIS-NO-JOINTS-PREFABRICATED

HCPCS L3924: Hand Finger Orthosis Without Joints, Prefabricated

HCPCS-L0643-LUMBAR-SACRAL-ORTHOSIS-SAGITTAL-CONTROL-PREFAB

HCPCS L0643: Lumbar-Sacral Orthosis, Sagittal Control, Prefabricated

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Taxonomy Code	Specialty	Notes
`207L00000X`	Orthopedic Surgery	Orthopedic surgeons diagnose and manage fractures and prescribe shoulder orthoses.
`332B00000X`	Physical Medicine & Rehabilitation	Physiatrists may prescribe orthoses and coordinate conservative rehabilitation.
`221H00000X`	Physician Assistant	Physician assistants in orthopedic clinics assist with evaluation and device fitting orders.
`3336C0002X`	Orthotist/Prosthetist	Orthotists perform device selection, sizing, fitting, and adjustments for `L3675`.
`207K00000X`	Sports Medicine	Sports medicine specialists manage shoulder injuries and may prescribe abduction orthoses.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S42.201A`	Fracture of unspecified part of right proximal humerus, initial encounter for closed fracture	Proximal humerus fractures commonly require shoulder abduction orthoses like `L3675` for immobilization.
`S42.202A`	Fracture of unspecified part of left proximal humerus, initial encounter for closed fracture	Left-sided proximal humerus fractures managed nonoperatively may be immobilized with a vest-type abduction restrainer.
`M75.11`	Rotator cuff tear or rupture of right shoulder, partial	Post-injury or postoperative protection of the shoulder may use an abduction orthosis to reduce tension on repairs.
`M75.12`	Rotator cuff tear or rupture of left shoulder, partial	Similar indication for left shoulder; orthosis supports abduction and limits motion during healing.
`M75.81`	Other shoulder lesions, right shoulder	Miscellaneous shoulder pathologies that benefit from abduction and stabilization provided by `L3675`.
`M75.82`	Other shoulder lesions, left shoulder	As above for left shoulder pathologies.
`S43.011A`	Subluxation of right shoulder, initial encounter	Shoulder subluxations may be managed acutely with immobilization in an abduction vest to reduce recurrence.
`S43.012A`	Subluxation of left shoulder, initial encounter	Left shoulder subluxations addressed similarly with immobilization.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99203`	Office or other outpatient visit for the evaluation and management of a new patient, typically 30 minutes	Used for initial orthopedic evaluation and decision to prescribe `L3675`.
`99214`	Office or other outpatient visit for the evaluation and management of an established patient, typically 25 minutes	Used for follow-up visits to assess immobilization progress and wound/skin checks while using `L3675`.
`73030`	Radiologic examination, shoulder; complete, minimum of two views	Used to obtain imaging to document fracture alignment and healing while managing with `L3675`.
`20610`	Arthrocentesis, aspiration and/or injection; major joint or bursa (e.g., shoulder)	May be performed if diagnostic or therapeutic injection is required in the course of conservative management.
`97760`	Orthotic management and training, initial encounter (includes assessment and fitting)	Used by orthotists or therapists for training and instruction in the use of `L3675`.

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