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    OpenPayerNPI Medicare & MedicaidGlyn Marsh
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    Glyn Marsh — Billing Profile & Reimbursement Data

    NPI 1316031255 · Walla Walla, WA · Physical Medicine & Rehabilitation Physician

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    Glyn Marsh is a physical medicine & rehabilitation physician provider located in Walla Walla, Washington. This profile covers 13 Medicare and 0 Medicaid CPT/HCPCS procedure codes, with claims volume, average reimbursement, and total revenue by code, benchmarked against other providers billing the same services.

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    Provider details (source: NPPES NPI Registry)

    FieldValue
    Entity TypeIndividual
    OrganizationGlyn Marsh
    Address301 W Poplar St Ste 220
    CityWalla Walla
    StateWA
    ZIP99362
    TaxonomyPhysical Medicine & Rehabilitation Physician
    NPI EnumeratedOctober 3, 2006

    Lifetime revenue by payer source (source: CMS Medicare & Medicaid claims data)

    Payer SourceTotal Paid
    Medicare$157.4K
    Medicaid$0

    Medicare: Total Revenue Breakdown by CPT/HCPCS Code

    Medicare revenue breakdown by CPT/HCPCS procedure code.

    View: Bar Chart1 / 2

    Medicare: Complete Services Breakdown

    The CPT/HCPCS codes generating the most Medicare revenue for this provider.

    13 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    J0585Injection, onabotulinumtoxina, 1 unit20,080$10$100.4K
    99215The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a high level of medical decision making, and/or the…120$130$15.4K
    99214The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a moderate level of medical decision making, and/or the…80$90$7.5K
    99204The provider sees a new patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a moderate level of medical decision making, and/or the provider…60$120$7.4K
    64615The provider bilaterally administers a chemical compound to the muscles innervated by the trigeminal, facial, cervical spinal, and accessory nerves. The goal of this procedure is to paralyze the…60$120$7.3K
    95874In this add–on procedure, the provider uses needle electromyography guidance for a chemodenervation injection. Chemodenervation is a process of injecting a neurotoxin like ethyl alcohol or Botox®…120$60$7.1K
    99205The provider sees a new patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a high level of medical decision making, and/or the provider…30$150$5.2K
    95886The provider assesses the electrical activity of a muscle in the extremity and related paraspinal areas. At the same session as a separately reportable nerve conduction study. He studies five or more…60$80$4.3K
    95913In this procedure, the provider performs 13 or more nerve conduction studies, a diagnostic test to evaluate function, especially the electrical conduction ability of the motor and sensory nerves of…20$230$4.1K
    64405The provider injects an anesthetic and/or steroid agent into the greater occipital nerve, a nerve arising from the second cranial nerve, also called the optic nerve. Report this code for one or more…30$70$2.1K

    Showing 1–10 of 13

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 13 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    13 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    J058514906,700$1$55.7K
    992146,00210,860100$80$13.6K
    992156644,32040$120$8.4K
    958866613060$70$7.2K
    64615215060$100$6.6K
    992139,4579,69060$60$6.5K
    95913193020$210$6.1K
    992056691,82030$150$5.4K
    992041,0414,75030$110$5.2K
    9587484050$50$3.2K

    Showing 1–10 of 13

    Related Providers

    Other providers that share a Tax Identification Number (TIN) with Glyn Marsh, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Providence Health & Services - WashingtonWACritical Access Hospital$0$26.8M
    Providence Health & Services - WashingtonWAGeneral Acute Care Hospital$0$17.3M
    Providence Health & Services - WashingtonWAFamily Medicine Physician$0$7.6M
    Providence Health & Services - WashingtonWAEmergency Medicine Physician$0$4.3M
    Providence Health & Services - WashingtonWAFamily Medicine Physician$0$2.9M
    Bryan AgerWARadiation Oncology Physician$812.1K$0
    Daryl SudasenaWAInterventional Cardiology Physician$380.6K$0
    Joanne Lynn PerezWAInternal Medicine Physician$332.6K$0
    Suwong WongsuwanWACardiovascular Disease Physician$329.4K$0
    Jon GardnerWAInternal Medicine Physician$291.5K$0

    Nearby Providers

    Other providers in the same ZIP code as Glyn Marsh, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Privia Medical Group Washington, PLLCWARural Health Clinic/Center$0$19M
    Yakima Valley Farm Workers ClinicWAFederally Qualified Health Center (FQHC)$0$9.3M
    Jonathan GantzWAGeneral Practice Dentistry$0$4.7M
    City Of Walla WallaWALand Ambulance$527.2K$4.1M
    Yakima Valley Farm Workers ClinicWAFederally Qualified Health Center (FQHC)$0$3.7M
    Privia Medical Group Washington, PLLCWAClinic/Center$0$2.8M
    Norco, IncWADurable Medical Equipment & Medical Supplies$0$2.5M
    David PantherWADermatology Physician$762.5K$0
    Andrew EdwardsWAOphthalmology Physician$698.5K$0
    Walla Walla Clinic, Inc.WAAmbulatory Surgical Clinic/Center$414.6K$0

    Frequently Asked Questions

    References

    1. 1.Medicare Physician & Other Practitioner by Provider and Service. CMS.gov.Provider-level Medicare Part B utilization and payment data.
    2. 2.NPPES NPI Registry. CMS.gov.National Provider Identifier registry used for provider enumeration and taxonomy metadata.

    Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

    Medicare Revenue by CPT/HCPCS Code
    Claims Volume vs. Washington Distribution
    Glyn Marsh — 0 of 13 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Washington