CurrentKaiser PermanentePolicy N/A

Upper Extremity Prosthetic Devices — Coverage Criteria

Clinical policy detailing indications, contraindications, and clinical considerations for provision and utilization management of upper extremity prostheses for Kaiser Permanente members.

Policy Summary

PayerKaiser Permanente

PolicyUpper Extremity Prosthetic Devices — Coverage Criteria

Policy CodePolicy N/A

Change TypeNo material changes

Effective DateN/A

Next Review DateN/A

Key ActionRefer electric powered upper extremity prostheses costing over $30,000 for high-end prosthesis review and ensure physician review and supporting documentation.

SourceLink

POLICY UPDATE CHANGES

No material clinical or coverage changes in this revision.

16document pages

>=30khigh-end review threshold

36HCPCS L-codes listed

4main suspension options

3postop rehab phases

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Indications for prosthesis provision

Covered when ALL of the following are met

Indications: Patient has one of the following indications: congenital limb deficiency; or amputation (traumatic or secondary to tumor or vascular disease).

Electric-powered upper extremity prosthesis may be indicated when a standard body-powered device cannot be used or is insufficient to meet functional needs; physician review is recommended (consider high-end prosthesis review for cost > $30,000).

Guidance for suspension selection, fitting timing, and surgical preparation

Covered when ALL of the following are met (guidance):

Suspension suitability: Suspension option selected must match residual limb characteristics: suction requires a total-contact socket and ideally a residual limb with no skin invagination, minimal scarring, and stable volume; self-suspending sockets are largely limited to wrist or elbow disarticulations and to transradial amputations and may preclude full elbow extension.

Suction and self-suspending designs can be used with or without harnesses; suction designs are most commonly used for transhumeral amputations.

Timing of preparatory prosthesis: When appropriate, fit a preparatory (nonpermanent) body-powered prosthesis within 7–30 days after amputation (the 'golden period') to improve acceptance and success; if preparatory fitting is not feasible, delay definitive socket fitting until the residual limb is mature.

Immediate postoperative prostheses (IPOP) may be fitted intraoperatively in selected healthy patients; document timing and rationale.

Surgical optimization: Documentation should describe intraoperative measures to optimize the residual limb for prosthetic use (bone beveling, nerve handling to reduce neuroma, myoplasty/myodesis, wound-edge positioning, and appropriate residual limb length).

These surgical actions support prosthetic candidacy and subsequent fitting and function.

Terminal device and joint selection

Device selection considerations (informational):

Terminal device choice: Select terminal devices based on primary goal: passive (cosmetic) devices when cosmesis is the priority; active devices (hooks or prosthetic hands) when function is primary. Consider voluntary-opening versus voluntary-closing mechanisms for cable-operated devices and myoelectric control when appropriate.

Voluntary opening devices are closed at rest and opened with cable action; voluntary closing devices require active contraction to close and provide greater closing force and some sensory feedback. Prosthetic hands are bulkier but more cosmetic and may be cable- or externally powered (including myoelectric).

Wrist/elbow/shoulder units: Choose wrist units (friction, locking, quick-disconnect, flexion) to provide orientation; select elbow units (internal locking or external locking) based on residual limb length and need for stability; recognize that shoulder and forequarter prostheses have limited functional return and may be chosen as cosmetic-only or omitted.

Internal locking elbow units require approximately 8–10 cm of limb length for proper installation; shoulder/forequarter fittings often result in limited function due to component weight and increased energy expenditure.

Active infection of the residual limb is a contraindication to fitting a prosthesis and may lead to denial of coverage until the infection is resolved. Patient refusal or resistance to using a prosthetic device is also a contraindication and should be documented; attempts at education or trial use and the patient’s stated preferences should be recorded in the medical record.

Due to limited expected functional return and the weight and complexity of combined prosthetic joints, individuals with shoulder-level or forequarter amputations may derive little functional benefit from a prosthesis. Some patients at these levels may elect a cosmetic prosthesis to improve body image or clothing fit, or may choose no prosthesis; this clinical reality should be considered when evaluating medical necessity and patient goals.

External guidance from Aetna notes that myoelectric upper limb and hand prostheses are considered medically necessary only for traumatic amputation or congenital absence at the wrist or above when specific criteria are met (adequate cognitive/neurologic function, sufficient residual musculature signal, inability of body-powered devices to meet functional needs, and absence of comorbidities that would impair prosthesis use). Aetna states that myoelectric devices are experimental and investigational for other indications; this external position is referenced for context but is not an internal Kaiser authorization requirement.

Suction sockets require total contact, a stable residual limb volume, and intact skin to provide secure suspension. They are not appropriate for residual limbs with skin invagination, significant scarring, impaired skin integrity, or unstable volume, because these conditions increase the risk of poor fit, skin problems, and "choke" phenomena.

Provider requirements, prior authorization, and documentation

Prior Authorization

Prior Authorization for High‑End Prosthesis

Prior authorization is recommended for high‑end (externally powered/myoelectric) upper extremity prostheses with estimated cost > $30,000. These devices should be referred for a high‑end prosthesis review (e.g., MCMC) and require physician review to confirm that a standard body‑powered device is insufficient to meet the member's functional needs.

Refer electric powered UE prostheses costing > $30,000 for high‑end prosthesis review (MCMC) and physician review.
Document clinical rationale why a body‑powered device is insufficient for activities of daily living.

Documentation Required

Timing of Preparatory Prosthesis Fitting

Fitting of a body‑powered preparatory (nonpermanent) upper extremity prosthesis is advisable within 7–30 days post‑amputation when clinically feasible (the 'golden period') to improve acceptance and long‑term prosthetic success. If a preparatory prosthesis is not feasible, delay definitive socket fitting until the residual limb is fully mature.

Aim to fit a body‑powered preparatory prosthesis within 7–30 days after amputation when possible; document timing and clinical rationale if outside this window.
If no preparatory prosthesis is provided, delay definitive socket fitting until residual limb maturation (may take months).

Prior Authorization

Prior Authorization (External Criteria Referenced)

There are no Kaiser‑specific prior authorization rules provided in this source; external criteria (e.g., Aetna myoelectric criteria, MCG) are referenced for clinical indications and review processes. Providers should follow payer instructions where applicable and submit clinical documentation for any external review requests.

Reference: Aetna CPB Myoelectric Upper Limb Prosthesis criteria and MCG guidance are cited for clinical review standards.
If payer-specific prior authorization procedures exist, follow those; otherwise submit to the referenced high‑end review process as noted above.

Denial Risk

Unsuitable Suspension Due to Limb Condition

Certain suspension systems (e.g., suction) require stable residual limb volume and intact skin. If the residual limb has unstable volume, scarring, compromised skin integrity, or active skin breakdown, suspension methods dependent on those conditions may be unsuitable and could lead to denial of that specific device or component.

Suction suspension requires good soft tissue cover and stable residual limb volume; contraindicated with impaired skin integrity or unstable limb volume.
Gel sleeve/locking pin systems may be preferable when limb volume changes occur or scarring is present; document limb condition and rationale for chosen suspension.

Note

Not Applicable / Provider Action Placeholder

Not applicable content placeholder preserved from source. No additional Kaiser‑specific provider action was specified in the original source for this label.

Content preserved as a placeholder where the original source had no explicit provider action.

Documentation Required

Required Documentation

Document the clinical indication and the applicable HCPCS/L (or other) codes when submitting claims or authorization requests. Include diagnosis (e.g., congenital limb deficiency, traumatic amputation), relevant HCPCS/L‑codes, and evidence that device selection meets functional needs.

Include applicable HCPCS/L codes and primary diagnosis (e.g., congenital limb deficiency, trauma, amputation).
Provide clinical notes demonstrating why the requested device meets the member's functional needs and why alternatives are unsuitable.

Documentation Required

Surgical and Fitting Documentation

When documenting surgical and prosthetic fitting history, include timing of fitting (e.g., IPOP, preparatory, definitive), residual limb maturity, and any intraoperative procedures that support future prosthetic function (e.g., myoplasty/myodesis, bone beveling, nerve management).

Record surgical actions that optimize residual limb for prosthesis (myoplasty/myodesis, bone beveling, nerve handling).
Document dates of IPOP, preparatory fitting, and definitive fitting, plus rationale for timing relative to wound healing and limb maturity.

Note

Policy Review Record

Maintain a record of reviewers and approvers in accordance with the QRM Review Criteria Table of Content as documented in the Clinical Library under the 'Utilization' tab.

Ensure review/approval metadata for this policy is traceable via the QRM Review Criteria Table of Content in the Clinical Library.

Note

Device Selection Sequence

Device selection should generally consider starting with a body‑powered prosthesis when the member's functional needs can be met, reserving externally powered/myoelectric options for when body‑powered devices are insufficient.

Consider body‑powered (cable) devices first due to durability, sensory feedback, and cost profile when they meet functional goals.
Use externally powered/myoelectric devices when body‑powered options cannot provide the necessary function.

Documentation Required

Preparatory Before Definitive Prosthesis

A preparatory (nonpermanent) prosthesis is recommended prior to a definitive prosthesis to allow limb maturation, training, and socket shaping; this often improves final fit and function.

Use a preparatory prosthesis to train the patient and to allow the residual limb to mature before definitive socket fabrication.
Document reasons if a preparatory prosthesis is not provided (financial constraints, clinical infeasibility) and the plan for definitive fitting.

Key definitions

inv-23: Residual limb — definition

DefinitionResidual limb — the preferred term for the remaining portion of the amputated limb.

inv-24: Terminal device — definition (hand, hook, or other device)

DefinitionTerminal device — the most distal part of a prosthesis that substitutes for the hand; it may be a prosthetic hand, a hook, or another device.

inv-25: Control-cable mechanism — Bowden cable system linking body movement to prosthetic functions

DefinitionControl-cable mechanism — a Bowden cable system linking body movement (humerus, shoulder, or chest) via a single-control cable and housing to activate a prosthetic function; dual-control uses a cable through two housings (fair lead) to control two functions.

inv-26: Suction suspension — total contact socket description and requirements

DescriptionSuction suspension — a total-contact socket suspension that uses an external elastic sleeve, a one-way air valve, or a roll-on gel liner with pin-locking; it requires a total-contact socket design and ideally a residual limb with no skin invagination, minimal scarring, and stable volume to avoid skin problems.

inv-27: Phantom sensation — perceived presence of amputated limb, non-painful

DefinitionPhantom sensation — the perceived sense that the amputated limb or part is still present; it is not painful and usually requires reassurance.

inv-28: Telescoping — sensation of limb shrinkage

DefinitionTelescoping — the sensation that the amputated limb has shrunk (for example, toes perceived at the ankle); this is a normal phenomenon that typically fades without sequelae.

inv-29: Phantom pain — painful sensation in the amputated part, typical timing and descriptors

DefinitionPhantom pain — pain perceived in the amputated part (may be burning, stinging, cramping, or a sense of awkward/ painful position); it most often develops within the first month after amputation and is initially most intense, becoming more intermittent over time.

L6611
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L6628
L6629
L6630
L6632
L6635
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OpenPayer

Upper Extremity Prosthetic Devices — Coverage Criteria

Coverage criteria and clinical guidance

CPT / HCPCS coding

Provider requirements, prior authorization, and documentation

Clinical background and considerations

Key definitions