HCPCS L6020: Partial Hand Prosthesis, No Finger Remaining - OpenPayer

Summary & Overview

HCPCS L6020: Partial Hand Prosthesis, No Finger Remaining

HCPCS Level II code L6020 identifies a partial hand prosthesis for situations where no finger remains. This device-level code is used to bill for supply and fitting of a prosthetic component intended to restore some hand function after partial hand loss. Nationally, prosthetic device coding affects coverage determinations, supplier reimbursement, and clinical access to rehabilitative technology for patients with upper-extremity amputations.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical context for partial hand prostheses, common billing considerations, and what to expect in payer coverage language. The publication also summarizes typical sites of service and common modifiers associated with prosthetic device claims.

This summary equips clinicians, prosthetists, billing professionals, and policy analysts with a clear description of what L6020 represents, why the code matters for device provision and reimbursement, and where to look for payer-specific guidance. Data not available in the input will be noted where relevant in the full publication.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareL6020HCPCS Level IIprosthesispartial handdurable medical equipmentprosthetics billingupper extremity amputationdevice supply

Billing Code Overview

HCPCS Level II code L6020 describes a partial hand prosthesis for cases where no finger remains. The code represents a prosthetic device designed to replace part of the hand (distal to the wrist) when all fingers are absent, supporting activities of daily living and prosthetic fitting needs.

Service type: Prosthetic device supply and fitting
Typical site of service: Outpatient prosthetics/orthotics clinic or durable medical equipment supplier

Clinical & Coding Specifications

Clinical Context

A typical patient is an adult who sustained a traumatic amputation of the distal hand with no fingers remaining on the affected hand, such as from a crush injury, severe avulsion, or industrial accident. The patient presents to an emergency department or a hand surgery clinic for evaluation. Initial care includes wound assessment, hemostasis, imaging (hand and wrist radiographs), tetanus status, and neurovascular examination. Stabilization and pain control occur in the ED or ambulatory surgical center. Definitive management involves surgical closure or revision amputation of the partial hand stump, possible debridement, soft-tissue coverage (local flap or graft), and early rehabilitation planning. Postoperative follow-up includes wound checks, occupational therapy for prosthetic fitting or adaptive device training, and coordinated care with physical medicine, prosthetics, and social work for return-to-work planning. Typical sites of service are hospital outpatient department, inpatient operating room, ambulatory surgical center, or emergency department depending on acuity and need for debridement or reconstruction.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work required is substantially greater than typical, such as extensive debridement or complex reconstruction of a partial hand stump.

HCPCS L6630: Upper Extremity Addition, Stainless Steel, Wrist

HCPCS-L6500-ABOVE-ELBOW-MOLDED-SOCKET-ENDOSKELETAL-PROSTHESIS

HCPCS L6500: Above-Elbow Molded Socket, Endoskeletal Prosthesis

HCPCS-L5654-SYMES-LOWER-EXTREMITY-SOCKET-INSERT-ADDITION

HCPCS L5654: Symes Lower Extremity Socket Insert Addition

HCPCS-L5697-ADDITION-LOWER-EXTREMITY-ABOVE-KNEE-PELVIC-BAND

HCPCS L5697: Addition to Lower Extremity Prosthesis with Pelvic Band

HCPCS-L8470-PROSTHETIC-SOCK-BELOW-KNEE-SINGLE-PLY

HCPCS L8470: Prosthetic Sock, Single-Ply, Below-Knee Fitting

HCPCS-L6050-WRIST-DISARTICULATION-MOLDED-SOCKET-FLEXIBLE-ELBOW-HINGES

HCPCS L6050: Wrist Disarticulation Molded Socket with Flexible Elbow Hinges

HCPCS-L8505-ARTIFICIAL-LARYNX-BATTERY-ACCESSORY

HCPCS L8505: Artificial Larynx Replacement Battery / Accessory

HCPCS-L6580-PREPARATORY-BELOW-ELBOW-PLASTIC-SOCKET-FRICTION-WRIST

HCPCS L6580: Preparatory Below-Elbow Plastic Socket, Friction Wrist

HCPCS-L5150-KNEE-DISARTICULATION-MOLDED-SOCKET-EXTERNAL-KNEE-SACH-FOOT

HCPCS L5150: Knee Disarticulation Prosthesis with Molded Socket and SACH Foot

HCPCS-L6712-PEDIATRIC-MECHANICAL-HOOK-TERMINAL-DEVICE

HCPCS L6712: Pediatric Mechanical Voluntary-Closing Hook

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Taxonomy Code	Specialty	Notes
`207L00000X`	Orthopedic Surgery	Most common specialty performing hand amputations and stump revision.
`207P00000X`	Plastic Surgery	Performs complex soft-tissue coverage, flap reconstruction, and microsurgery of the hand.
`2080P0206X`	General Surgery, Trauma	May perform initial debridement and stabilization in emergency settings.
`163W00000X`	Physical Medicine & Rehabilitation	Oversees postoperative rehabilitation and prosthetic coordination.
`363A00000X`	Occupational Therapist	Provides hand therapy and activities of daily living training (listed as provider taxonomy type for therapists).

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S68.001A`	Traumatic amputation of right hand at wrist level, initial encounter	Representative traumatic cause necessitating partial hand amputation procedures.
`S68.002A`	Traumatic amputation of left hand at wrist level, initial encounter	Contralateral scenario for traumatic amputation requiring similar management.
`S68.011A`	Traumatic amputation of right hand, unspecified level, initial encounter	Used when documentation does not specify exact level but procedure addresses partial hand amputation.
`S68.091A`	Traumatic amputation of right finger(s), initial encounter	Relevant if any residual finger-level injuries accompany the partial hand condition.
`T79.A11A`	Traumatic amputation syndrome, initial encounter	Used for sequelae or systemic issues related to traumatic amputation in acute settings.
`Z89.612`	Acquired absence of right hand	Used in long-term coding and prosthetic authorization after definitive amputation.
`Z89.611`	Acquired absence of left hand	As above for the left side.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`11042`	Debridement, subcutaneous tissue, first 20 sq cm or less	Commonly performed in the immediate management of contaminated partial hand stumps before definitive closure.
`12001`	Simple repair of superficial wounds of scalp, neck, axillae, external genitalia, trunk and/or extremities (including hands); 2.5 cm or less	Used for simple closure of small skin lacerations on the hand in conjunction with stump management.
`15734`	Muscle, myocutaneous or fasciocutaneous flap with microvascular anastomosis (for reconstruction)	Used when flap coverage or reconstruction is required for soft-tissue defects of a partial hand.
`26350`	Revision amputation, fingertip; with skin graft or flap, each digit	Related technique for fingertip-level revisions; conceptually linked when residual digits require revision — included when appropriate techniques overlap with partial hand procedures.
`29999`	Unlisted procedure, arthroscopy	Placeholder for procedures of the hand not described by specific CPT codes; used rarely for unusual reconstructive techniques post-amputation.

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