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    v1.0.30
    OpenPayerPolicy UpdatesNeurology/NeurosurgeryCigna Open Lumbar Plexus Coverage | OpenPayer
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    ModifiedCignaPolicy 0587

    Open Neuroplasty Lumbar Plexus

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    This policy governs coverage of open lumbar plexus neuroplasty used to relieve nerve compression in patients with lumbar plexus-related neuropathy. It applies to providers submitting coverage requests under Cigna-administered health benefit plans, subject to the member's specific benefit plan and applicable law.

    Policy Summary
    PayerCigna
    PolicyOpen Neuroplasty Lumbar Plexus
    Policy CodePolicy 0587
    Change TypeModified
    Effective DateDec 15, 202637d
    Next Review DateSep 15, 2027
    Key ActionDocument nerve compression involving the lumbar plexus or a related nerve branch using MRI, CT, EMG/NCS, or ultrasound.
    SourceLink
    POLICY UPDATE CHANGES

    The policy statements for medically necessary open neuroplasty of the lumbar plexus were revised to clarify required clinical findings and conservative treatments.

    A policy statement was added addressing diagnostic nerve block for suspected lateral femoral cutaneous nerve involvement.

    The not-medically-necessary policy statement was revised to clarify conditions that are not consistent with lumbar plexus-related neuropathy.

    3Policy update items
    3 monthsRequired conservative-treatment duration
    1

    OpenPayer is powered by Trek Health's payer performance platform. Trek continuously ingests, validates, and normalizes Transparency in Coverage data alongside payer policies and other commercial payer data to create a structured payer intelligence foundation. OpenPayer uses this foundation to deliver personalized search results, dynamically generated policy pages, and tailored policy monitoring based on each user's payers, specialties, billing codes, and areas of interest. The same intelligence powers broader payer performance workflows, including reimbursement benchmarking, contract evaluation, payer negotiations, and financial decision-making.

    Covered CPT code identified
    Not medically necessaryOther indications

    Medical Necessity and Coverage Criteria

    Lumbar plexus-related neuropathy

    Open neuroplasty of the lumbar plexus is considered medically necessary when ALL of the following criteria are met:

    • Objective nerve compression: Documented nerve compression involving the lumbar plexus or a related nerve branch, such as the lateral femoral cutaneous nerve.

      Acceptable supporting studies include MRI, CT, EMG/NCS, or ultrasound.

    • Clinical involvement and impairment: Clinical findings consistent with nerve involvement, including sensory symptoms and/or motor deficits, resulting in documented functional impairment.

    • Treatment history or contraindication

      • Persistent symptoms despite conservative treatment: Symptoms have persisted despite conservative treatments such as activity modification, physical therapy, oral medications, and/or local anesthetic or corticosteroid injection.at least 3 months
      • Conservative treatment not indicated: Conservative treatment is not indicated, such as in acute trauma.
    • LFCN diagnostic block when applicable: For suspected lateral femoral cutaneous nerve involvement, there must be a positive diagnostic nerve block with temporary symptom relief.

      This criterion applies when lateral femoral cutaneous nerve involvement is suspected.

    Other conditions

    Open neuroplasty of the lumbar plexus is considered not medically necessary for ANY other indication.

    Other indications: The condition is not consistent with lumbar plexus-related neuropathy.

    Examples include lumbar radiculopathy, other spinal nerve root pathology, and generalized peripheral neuropathy.

    Patient selection for open neuroplasty

    Open neuroplasty is intended for individuals with confirmed lumbar plexus-related neuropathy or focal nerve entrapment.

    Patient selection

    • Diagnostic confirmation: Concordant clinical findings, imaging, and/or electrodiagnostic evidence localize symptoms to the lumbar plexus or a related nerve branch.

      For suspected meralgia paresthetica, a positive diagnostic lateral femoral cutaneous nerve block may support localization and surgical selection.

    • Clinical indication for surgery: Symptoms are severe or persistent despite conservative management, or a clear structural source of nerve compression is identified.

      Examples of conservative care include activity modification, physical therapy, weight optimization, pharmacologic management, and corticosteroid injections.

    Open neuroplasty of the lumbar plexus is not medically necessary for conditions that are not consistent with lumbar plexus-related neuropathy, including lumbar radiculopathy, other spinal nerve root pathology, and generalized peripheral neuropathy.

    Open neuroplasty is not appropriate when clinical findings are inconsistent with confirmed lumbar plexus-related neuropathy or focal nerve entrapment, including when symptoms are not concordantly localized to the lumbar plexus or a related nerve branch.

    Conditions that are not consistent with lumbar plexus-related neuropathy are identified as not medically necessary for open neuroplasty.

    Open neuroplasty of the lumbar plexus is not medically necessary for any indication other than lumbar plexus-related neuropathy.

    In the absence of concordant clinical, imaging, and/or electrodiagnostic evidence localizing symptoms to the lumbar plexus or a related nerve branch, surgical decompression is unlikely to provide benefit.

    The policy statement was revised to clarify that conditions not consistent with lumbar plexus-related neuropathy are not medically necessary for open neuroplasty. Documentation should establish that the clinical findings support the diagnosis and, when applicable, the conservative-treatment history used to establish medical necessity.

    Covered Coding

    Considered Medically Necessary when applicable policy criteria are metCPTCovered
    64714Neuroplasty, major peripheral nerve, arm, or leg, open; lumbar plexus
    Conservative treatment duration
    Minimum durationAt least 3 months
    When requiredSymptoms must persist despite conservative treatment when conservative treatment is indicated
    Examples of conservative treatmentActivity modification, physical therapy, oral medications, and/or local anesthetic or corticosteroid injection

    Documentation and Submission Guidance

    Documentation Required

    Document Conservative Treatment Before Surgery

    Before requesting surgery, document that symptoms persisted despite at least 3 months of conservative treatment when conservative therapy is indicated. The record should identify the treatments attempted and the patient's response.

    • Activity modification, physical therapy, weight optimization, oral medications or other pharmacologic management, and/or local anesthetic or corticosteroid injections.
    • Document symptom persistence and inadequate response to the conservative measures used.
    Step Therapy

    Support the Surgical Rationale

    Conservative treatment is generally first-line for lumbar plexus-related neuropathy. Surgical decompression or neurolysis may be considered for severe or persistent symptoms, or when a clear structural source of compression is identified.

    • Describe the underlying etiology and severity of symptoms.

    Clinical Background

    The lumbar plexus is a peripheral nerve network formed primarily by branches of the L1-L4 spinal nerves. It branches within the psoas muscle and includes major branches such as the femoral, obturator, and lateral femoral cutaneous nerves, which provide sensory and motor functions to portions of the lower body.

    Key Terms

    Open neuroplasty of the lumbar plexus
    ProcedureOpen surgical neuroplasty of the lumbar plexus
    PurposeRelieve pressure on lumbar plexus nerves
    MethodDirectly release scar tissue, adhesions, fascia, ligaments, or other surrounding compressive structures
    Lumbar plexus
    AnatomyPeripheral nerve network in the lower back
    FormationFormed from branches of the L1-L4 spinal nerves and branching within the psoas muscle
    FunctionsProvides sensory and motor functions in portions of the lower body
    Policy Summary
    PayerCigna
    PolicyOpen Neuroplasty Lumbar Plexus
    Policy CodePolicy 0587
    Change TypeModified
    Effective DateDec 15, 202637d
    Next Review DateSep 15, 2027
    Key ActionDocument nerve compression involving the lumbar plexus or a related nerve branch using MRI, CT, EMG/NCS, or ultrasound.
    SourceLink
    On This Page
    Medical Necessity and Coverage CriteriaCovered CodingDocumentation and Submission GuidanceClinical BackgroundKey Terms
  1. Document conservative measures attempted, including the duration and response.
  2. Explain why surgery is appropriate after nonoperative treatment or why a clear structural compression source warrants intervention.

    3. Unsupported block type: documentation

    Unsupported block type: documentation

    Unsupported block type: documentation

    Unsupported block type: documentation

    Unsupported block type: documentation

    Unsupported block type: documentation

    Unsupported block type: documentation

    Unsupported block type: denial_risk

    Unsupported block type: billing_rule

    Unsupported block type: denial_risk

    Unsupported block type: denial_risk

    Meralgia paresthetica
    ConditionEntrapment of the lateral femoral cutaneous nerve
    Typical locationThe nerve is commonly compressed as it passes beneath the inguinal ligament
    SymptomsSensory symptoms in the anterolateral thigh
    Positive diagnostic nerve block
    TestDiagnostic nerve block of the lateral femoral cutaneous nerve
    Positive responseTemporary symptom relief following local anesthetic injection
    Clinical useMay help confirm lateral femoral cutaneous nerve entrapment and distinguish it from alternative etiologies
    Open neuroplasty
    ProcedureSurgical decompression of an affected nerve
    AccessPerformed through direct access to the affected nerve
    PurposeRelieve pressure caused by scar tissue, adhesions, or other compressive factors