ModifiedPremera BluecrossPolicy N/A

Myoelectric Prosthetic and Orthotic Components for the Upper Limb

Defines medical necessity, investigational status, documentation, and coding for myoelectric upper-limb prostheses and related components for individuals with upper-limb amputation or missing limb at the wrist or above; intended for providers and applicable to Premera benefit determination.

Policy Summary

PayerPremera Bluecross

PolicyMyoelectric Prosthetic and Orthotic Components for the Upper Limb

Policy CodePolicy N/A

Change TypeMaterial clinical & coding updates

Effective DateJun. 1, 2025

Next Review DateN/A

Key ActionSubmit prior authorization with documentation showing all medical necessity criteria and a supporting functional evaluation.

SourceLink

POLICY UPDATE CHANGES

Added policy statement that intent decoding modules (IDMs) or pattern recognition control add on modules used with myoelectric upper limb prostheses are considered investigational.

Added HCPCS code L6700.

Added HCPCS code L6882 with a 90 day hold (effective 2025-09-05).

Added new HCPCS codes A8005 and A8006 (effective 2026-04-01).

Investigational statements added for myoelectric orthoses and prostheses with both sensor and myoelectric control.

A prosthesis with individually powered digits, including myoelectric partial hand prosthesis, is considered investigational.

Gloves for upper extremity prostheses are not medically necessary.

6+Clinical criteria required

InvestigationalInvestigational group

MultipleHCPCS / Codes

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1Related medical policies

InsufficientEvidence for sensor+myo

Coverage and Investigational Determinations

Medical necessity — Conventional myoelectric upper-limb prostheses

Covered when ALL of the following are met:

Myoelectric upper limb prosthetic components - Conventional grip (e.g., L6026, L6880): The individual has an amputation or missing limb at the wrist or above (e.g., forearm, elbow)

Functional insufficiency of body-powered devices: Standard body-powered prosthetic devices cannot be used or are insufficient to meet the functional needs of the individual in performing activities of daily living

Muscle signal threshold: The remaining musculature of the arm(s) contains the minimum microvolt threshold to allow operation of a myoelectric prosthetic deviceminimum microvolt threshold (not numerically specified)

Neurologic and cognitive function: The individual has demonstrated sufficient neurologic and cognitive function to operate the prosthesis safely and effectively

Absence of interfering comorbidities: The individual is free of comorbidities that could interfere with function of the prosthesis (e.g., neuromuscular disease)

Functional evaluation result: Results of a functional evaluation indicate that with training, use of a myoelectric prosthesis is likely to meet the functional needs of the individual (e.g., gripping, releasing, holding, coordinating movement) when performing activities of daily living; evaluation should consider needs for control, durability, and function

Investigational / Unproven

Prostheses with individually powered digits: Prosthetic whole hand attachments with individually powered (multiarticulating) fingers (digits) that use full or partial myoelectric power for independent movement of individual joints are investigational

Intent decoding modules (IDMs) or pattern-recognition control add-on modules used with myoelectric upper limb prostheses are investigational

Myoelectric partial hand prosthesis: A prosthesis with individually powered digits (one or more digits), including myoelectric partial hand prostheses, is investigational

Advanced sensor + myoelectric components: Advanced upper-limb prosthetic components that combine sensor and myoelectric controls are investigational

Myoelectric orthoses:

Coverage determinations by device type

Coverage decisions depend on device type and evidence; policy distinguishes covered myoelectric components from investigational devices.

Myoelectric components at/above wrist: Myoelectric upper-limb prosthesis components at or proximal to the wrist may be considered when passive or body-powered prostheses cannot be used or are insufficient to meet functional needs of activities of daily living

Evidence sufficient to determine improvement in net health outcome for select cases

Sensor + myoelectric controlled prostheses: Prostheses with both sensor and myoelectric control are considered investigational due to mixed or insufficient evidence demonstrating consistent functional improvements

Evidence insufficient

Prostheses with individually powered digits: Myoelectric prostheses with individually powered digits, including myoelectric partial hand prostheses, are considered investigational (no peer‑reviewed functional outcome studies identified)

Evidence insufficient

Custom fabricated gloves for an upper extremity prosthesis (HCPCS L6895) are considered not medically necessary. The policy specifies that such gloves are not primarily medical in nature and therefore do not meet the medical necessity criteria for myoelectric prosthetic components.

Gloves for upper extremity prostheses are designated not medically necessary in this policy. The history and policy language note that gloves were specifically added to the list of items that are not medically necessary for coverage of upper-limb prosthetic components.

Myoelectric upper limb prosthetic components are considered not medically necessary when the policy’s required criteria are not all met. Covered conventional myoelectric components (for example, conventional-grip myoelectric hands) require that the individual has an amputation at the wrist or above; standard body-powered devices are insufficient; the remaining musculature meets the minimum microvolt threshold; the individual has adequate neurologic and cognitive function; there are no comorbidities that would interfere with prosthesis function; and a functional evaluation indicates likely benefit with training. Failure to meet these conditions renders myoelectric components not medically necessary.

Advanced devices and components that combine sensor-based control with myoelectric control, as well as other emerging technologies (for example, prostheses with individually powered digits and myoelectric orthoses), are considered investigational or insufficient evidence. The evidence base for sensor + myoelectric controlled prostheses and for myoelectric orthoses is limited and inconsistent; studies have shown mixed functional improvements, and the available literature is insufficient to demonstrate consistent net health benefit.

HCPCS, CPT, and Coding Guidance

HCPCS CodesHCPCS

A8005	Powered, cable driven grip assist glove, hand, finger, includes microprocessor, pressure sensors, all components and accessories, custom fitted (new code effective 04/01/26)
A8006	Powered, cable driven grip assist glove, hand, finger, includes pressure sensors, glove replacement only (new code effective 04/01/26)
L6026	Transcarpal/metacarpal or partial hand disarticulation prosthesis, external power, self-suspended, inner socket with removable forearm section, electrodes and cables, two batteries, charger, myoelectric control of terminal device(s)
L6700	Upper extremity addition, external powered feature, myoelectronic control module, additional emg inputs, pattern-recognition decoding intent movement
L6715	Terminal device, multiple articulating digit, includes motor(s), initial issue or replacement
L6880	Electric hand, switch or myoelectric controlled, independently articulating digits, any grasp pattern or combination of grasp patterns, includes motor(s)
L6882	Microprocessor control feature, addition to upper limb prosthetic terminal device
L6895	Addition to upper extremity prosthesis, glove for terminal device, any material, custom fabricated
L6925	Wrist disarticulation, external power, self-suspended inner socket, removable forearm shell, Otto Bock or equal electrodes, cables, 2 batteries and one charger, myoelectronic control of terminal device
L6935	Below elbow, external power, self-suspended inner socket, removable forearm shell, Otto Bock or equal electrodes, cables, two batteries and one charger, myoelectronic control of terminal device

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Billing/Bundling Guidancemixed

Guidance

When billing myoelectric prostheses, report the complete device code. Do not separately report additional features or components already included in an all-inclusive HCPCS code. Examples: do not report L7499 together with L6026, L6715, L6880, L7007-L7009; doing so is considered unbundling and incorrect coding.

Policy-related HCPCS code historyHCPCS

L6026	Added 01/05/15 (replaced L6025)
L7180	Added 04/01/24
L6700	Added 04/01/25
L6882	Planned add 09/05/25 (effective 90-day hold)
A8005	Added 04/01/26
A8006	Added 04/01/26

FDA Product Codesmixed

GXY	FDA product code listed for restorative/repair upper limb prosthetic devices
IQZ	FDA product code listed for restorative/repair upper limb prosthetic devices

Microvolt threshold — minimum EMG signal requirement for device operation (numeric threshold)

Minimum microvolt thresholdThe remaining musculature of the arm(s) must contain the minimum microvolt threshold necessary to allow operation of a myoelectric prosthetic device (documented in the medical record).

Prior Authorization, Documentation, and Billing Actions

Prior Authorization

Prior Authorization Required

Prior authorization is required when the payer requires documentation that ALL medical necessity criteria in this policy are met. Submit prior authorization requests with supporting medical records demonstrating the individual meets all coverage criteria (amputation level, inability to use body‑powered devices, adequate residual musculature microvolt signal, cognitive/neurologic ability, absence of interfering comorbidities, and a functional evaluation showing likely benefit with training). Requests that do not document ALL required criteria are subject to denial.

Include detailed history and physical, functional evaluation results, EMG/microvolt testing, cognitive/neurologic assessment, and documentation of failure/inadequacy of body‑powered or passive prostheses.

Documentation Required

Documentation Submission

Provide complete documentation as described in the policy's Documentation Requirements. Medical records must explicitly address each medical necessity criterion. Incomplete documentation may result in delayed review or denial.

Clinical Background and Evidence Summary

Myoelectric prostheses detect and amplify electromyographic (EMG) signals from residual musculature to control powered joints and terminal devices of an upper-limb prosthesis. Conventional myoelectric systems (covered when criteria are met) offer powered control of gripping and release to address activities of daily living when body-powered devices are insufficient. Advanced prototypes that add sensor arrays, pattern-recognition intent decoding, individually powered digits, or function as powered orthoses have more limited and inconsistent evidence of functional benefit, and therefore are addressed separately in the policy as investigational.

Key Definitions

inv-22: Intent Decoding Modules (IDMs) — add-on components translating EMG via pattern recognition

DefinitionAdd-on components that translate surface EMG signals from electrodes into prosthetic commands using pattern-recognition algorithms; often connect wirelessly for calibration and are applied by a prosthetist.

FunctionTranslate EMG via machine‑learning based pattern recognition to provide more natural, fluid, and intuitive control of hand, wrist, or elbow movements.

Regulatory/Policy statusPolicy added an investigational statement for IDMs (interim review 04/01/25); modules are considered investigational per policy history.

inv-23: Myoelectric prosthesis — powered upper-limb prosthesis using EMG electrodes and controls

DefinitionA powered upper-limb prosthesis that uses electromyographic electrodes and associated control mechanisms to actuate terminal devices and joints.

Policy Summary

PayerPremera Bluecross

PolicyMyoelectric Prosthetic and Orthotic Components for the Upper Limb

Policy CodePolicy N/A

Change TypeMaterial clinical & coding updates

Effective DateJun. 1, 2025

Next Review DateN/A

Key ActionSubmit prior authorization with documentation showing all medical necessity criteria and a supporting functional evaluation.

SourceLink

On This Page

Myoelectric controlled upper limb orthoses (e.g., MyoPro; L8701, L8702) are investigational

Myoelectric orthoses: Myoelectric powered upper‑limb orthoses (e.g., MyoPro) are considered investigational due to inconsistent and limited evidence of functional benefit

Evidence insufficient

Intent decoding modules/pattern recognition add‑ons: Intent decoding modules (IDMs) or pattern‑recognition control add‑on modules used with myoelectric upper limb prostheses are considered investigational

Added in 2025 interim review

History & physical documenting amputation level
Evidence that body‑powered or passive prosthesis is inadequate
Objective microvolt/EMG data showing sufficient signal
Cognitive/neurologic assessment supporting safe use
Functional evaluation showing likely benefit with training
List of comorbidities and statement confirming absence of conditions interfering with device function

Billing Rule

Billing and Coding

Use the current HCPCS codes in the policy when requesting authorization and when billing. Verify code status and effective dates at time of submission; coding updates in policy history may change applicable codes.

Verify and use current HCPCS codes (e.g., L6026, L6880, L7180, L7181, L7499, L6700 and others as listed in the policy coding section)
Check policy history for recent code additions or deletions and for effective dates (see History)
Manufacturers are responsible for FDA registration; providers should confirm device identifiers when submitting claims

Note

Requests for Myoelectric Upper‑Limb Prostheses

Requests for myoelectric upper‑limb prostheses (including conventional‑grip myoelectric hands) will be considered only when ALL medical necessity criteria are met and when passive or body‑powered prostheses are inadequate. Consider myoelectric components when the individual has appropriate amputation level (wrist or proximal), sufficient residual musculature signal, cognitive/neurologic capacity, and functional evaluation predicts benefit with training.

Myoelectric components are medically necessary only if ALL criteria in the policy are documented
Myoelectric options are considered after passive and body‑powered devices have been determined inadequate for the individual’s ADL needs
Investigational items (e.g., individually powered digits, IDMs, pattern recognition add‑ons) are not covered — see investigational statements in policy

Denial Risk

Denial Risk for Incomplete or Investigational Requests

Requests that do not meet ALL medical necessity criteria or that propose investigational technologies (for example individually powered digits, intent decoding modules/pattern‑recognition add‑ons) are considered not medically necessary and may be denied. Ensure authorization requests clearly address the policy criteria and exclude investigational components unless the policy explicitly allows them.

Do not request coverage for investigational components (IDMs, individually powered digits, pattern recognition add‑ons) — these are investigational per policy
If clinical information is insufficient to confirm criteria, anticipate request for additional information or denial
Use current HCPCS codes; investigational components may lack a covered HCPCS mapping

Use caseMay be considered medically necessary for individuals with amputation at or above the wrist when body-powered devices are insufficient and other policy criteria are met.

Technology notesIncludes devices with electrodes, sensors, microcontrollers and may incorporate sensory feedback, smaller motors, and advanced control mechanisms.

inv-24: Myoelectric orthosis — powered upper-extremity orthotic that augments weak muscle activity (e.g., MyoPro)

DefinitionA powered upper-extremity orthotic that detects weak muscle activity and augments movement (e.g., bi-directional elbow movement) for individuals with paresis or weakness (example: MyoPro).

Intended usersPotential users include individuals with traumatic brain injury, spinal cord injury, brachial plexus injury, ALS, and multiple sclerosis.

Device characteristicsDevice detects weak muscle activity and allows adjustment of gain, signal boost, thresholds, and range of motion by a therapist or prosthetist/orthotist.

inv-25: Intent decoding module (IDM) / pattern recognition control — add-on modules considered investigational

Policy stanceIntent decoding modules (IDMs) or pattern recognition control add-on modules used with myoelectric upper limb prostheses are considered investigational.

ImplementationIDMs translate surface EMG signals into prosthetic commands using machine‑learning/pattern recognition and often connect wirelessly for calibration; despite technological promise, policy classifies them investigational.

Coverage implicationClaims for IDMs may be denied as investigational; providers should not expect coverage unless policy is changed.