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    v1.0.31
    OpenPayerPolicy UpdatesClinical/Medical PolicyPHC California InterQual Coverage Update | OpenPay…
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    CurrentPHC CaliforniaPolicy CG-UM-002

    Services Reviewed Using InterQual Criteria

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    Identifies medical, behavioral health, rehabilitation, durable medical equipment, home care, imaging, long-term acute care, procedural, and specialty pharmacy services that may be reviewed for medical necessity using InterQual criteria when Medi-Cal coverage criteria are not fully established; member eligibility and benefit limitations apply.

    Policy Summary
    PayerPHC California
    PolicyServices Reviewed Using InterQual Criteria
    Policy CodePolicy CG-UM-002
    Change TypeRevision
    Effective DateAug 14, 2025
    Next Review DateN/A
    Key ActionProviders should read the PHC Authorization Referral Process with this policy for authorization workflow requirements.
    SourceLink
    POLICY UPDATE CHANGES

    Rehabilitative services were added to the services reviewed using InterQual criteria and were described as medically necessary when applicable criteria are met.

    Durable medical equipment and procedure services were added to the services reviewed for medical necessity using InterQual criteria.

    Outpatient procedures and durable medical equipment were removed from the policy effective February 5, 2021 pursuant to provider notification.

    Negative pressure wound therapy, capsule endoscopy, total ankle replacement, and electroconvulsive therapy were added to the InterQual review list.

    Home oxygen therapy, subcutaneous cardiac defibrillator-related review, and spinal orthosis were added to the services reviewed using InterQual criteria.

    Endovascular repair of abdominal aortic aneurysm and prophylactic total or simple mastectomy were added to replace prior policies addressing those services.

    Digital breast tomosynthesis was added to the InterQual review list to replace the prior digital breast tomosynthesis policy.

    Botulinum toxins were removed from the specialty pharmacy section and assigned to a separate botulinum toxins policy.

    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.

    10Service domains
    2025-08-14Effective date
    InterQualCriteria source
    N/APolicies replaced

    Services Subject to InterQual Review

    Services Subject to InterQual Review

    When coverage criteria are not fully established in Medi-Cal statute or regulation, the Health Plan may use InterQual Criteria to evaluate the medical necessity of services in the following domains:

    ALL of the following

    • Coverage criteria are not fully established in Medi-Cal statute or regulation.
    • Applicable service domain

      • Medical and behavioral health services across all levels of care.
      • Ambulatory care planning.
      • Complex care management.
      • Durable medical equipment.
      • Procedures.
      • Specialty pharmacy.

    This medical policy is a guide for evaluating the medical necessity of a particular service or treatment. Coverage for medical services remains subject to member eligibility and the limits and conditions of the member's benefits.

    Medical-Necessity Review and Coverage Limits

    Prior Authorization

    Prepare for InterQual medical-necessity review

    Services identified in this policy may be reviewed for medical necessity using InterQual criteria when Medi-Cal statute or regulation does not fully establish coverage criteria. Read the PHC Authorization Referral Process with this policy for authorization workflow requirements.

    Denial Risk

    Confirm criteria and benefit limits

    Coverage may not be established when applicable medical-necessity criteria are not met. Coverage is also subject to member eligibility and the limits and conditions of the member’s benefits.

    Policy Background

    When Medi-Cal statute or regulation does not fully establish coverage criteria, PHC California may use alternative evidence-based coverage criteria, treatment guidelines, clinical literature, and InterQual guidelines to evaluate medical necessity.

    Key Terms

    InterQual Criteria
    FoundationEvidence-based medicine (EBM)
    DevelopmentProduced through a rigorous development process based on the principles of evidence-based medicine.
    UseProvides guidance for evaluating coverage and medical necessity across medical and behavioral health services, including ambulatory care planning, complex care management, durable medical equipment, procedures, and specialty pharmacy.
    Medical Policies
    NatureSystematically developed guidelines.
    PurposeServe as a resource for Health Plan staff when determining coverage.
    Services addressed
    Policy Summary
    PayerPHC California
    PolicyServices Reviewed Using InterQual Criteria
    Policy CodePolicy CG-UM-002
    Change TypeRevision
    Effective DateAug 14, 2025
    Next Review DateN/A
    Key ActionProviders should read the PHC Authorization Referral Process with this policy for authorization workflow requirements.
    SourceLink
    On This Page
    Services Subject to InterQual ReviewMedical-Necessity Review and Coverage LimitsPolicy BackgroundKey Terms
    Specific medical procedures, drugs, or devices.