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    OpenPayerNPI Medicare & MedicaidBrendan Girschek
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    Brendan Girschek — Billing Profile & Reimbursement Data

    NPI 1194915710 · Flagstaff, AZ · Ophthalmology Physician

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    Brendan Girschek is a ophthalmology physician provider located in Flagstaff, Arizona. This profile covers 26 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
    OrganizationBrendan Girschek
    Address350 N Switzer Canyon Dr
    CityFlagstaff
    StateAZ
    ZIP86001
    TaxonomyOphthalmology Physician
    NPI EnumeratedJuly 30, 2007

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

    Payer SourceTotal Paid
    Medicare$3.2M
    Medicaid$0

    Key Findings

    This provider is effectively single-payer in scope: Total Medicare revenue is $3.2M and there is no Medicaid billing on file, so Medicare drives the entirety of the reported public-payor revenue. That concentration means payer exposure, patient mix, and performance benchmarks should be evaluated primarily against Medicare benchmarks rather than a mixed Medicare/Medicaid profile.

    Revenue is heavily concentrated in a small set of drugs and biologics: J2777 ($1M, 31.2% of total Medicare revenue), J0178 ($657.4K, 20.2%), and Q5128 ($253.4K, 7.8%) together account for the majority of Medicare receipts — the top 3 Medicare codes by revenue account for 59.2% of this provider's total Medicare revenue. J2777 alone represents nearly a third of Medicare revenue, indicating financial sensitivity to utilization and reimbursement trends for that product.

    The CPT/HCPCS mix is consistent with a retina-focused ophthalmology practice that delivers high-volume intravitreal therapeutics and office-based imaging: the highest-revenue items are intravitreal injection drugs (J2777, J0178, Q5128, J2781) and high-volume retinal imaging codes (92134, 92250). This pattern suggests the provider’s workflow emphasizes recurrent office-based injection visits supported by frequent diagnostic imaging rather than primary-care ophthalmology or broad multispecialty outpatient care.

    Injection volumes are large but generally within typical national ranges for those drug codes: J2777 ranks #219 of 2039 (89th percentile; typical, unremarkable volume), J0178 ranks #1331 of 3204 (58th percentile; typical, unremarkable volume), and Q5128 ranks #122 of 373 (67th percentile; typical, unremarkable volume). In other words, the provider is a notable but not dominant national player for anti-VEGF and related intravitreal drug administration.

    By contrast, several procedural and diagnostic codes place this provider well above typical national volume, signaling a high-throughput imaging and surgical retina practice footprint. Notable examples include 67028 (rank #189 of 4255, 96th percentile; notably above typical national volume), 92134 (rank #411 of 26868, 98th percentile; extreme outlier, far above typical national volume), 92250 (rank #341 of 25087, 99th percentile; extreme outlier, far above typical national volume), and 67145 (rank #12 of 861, 99th percentile; extreme outlier, far above typical national volume).

    Use of unclassified and compounded drug billing is material to revenue mix: J3490 accounts for $245.8K (7.6% of Medicare revenue) and J7999 accounts for $81.5K (2.5%). J3490 ranks #506 of 2838 (82th percentile; typical, unremarkable volume) while J7999 ranks #42 of 1333 (97th percentile; notably above typical national volume), indicating a meaningful role for non-standard or compounded drug billing in the practice’s revenue profile.

    Surgical retina capability appears present and contributes meaningful high-dollar items to the ledger: 67042 ($66K, 2.0% of Medicare revenue; rank #48 of 1087, 96th percentile; notably above typical national volume), 67036 ($24.4K, 0.8% of Medicare revenue; rank #140 of 832, 82th percentile; typical, unremarkable volume), and 67108 ($21.8K, 0.7% of Medicare revenue; rank #150 of 706, 77th percentile; typical, unremarkable volume). The presence of these higher-paid procedural codes indicates capability for operating-room level retinal interventions in addition to office-based therapy.

    The provider has a long Medicare presence: NPI enumerated 2007-07-30 (~19 years ago), which supports an established referral pipeline and practice stability. Combined with the Medicare-only billing footprint, this tenure likely reflects a practice oriented toward the Medicare population and established referral relationships that sustain both high imaging volumes and recurrent injection-based treatment streams.

    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.

    26 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    J2777Injection, faricimab‑svoa, 0.1 mg34,980$30$1M
    J0178Injection, aflibercept, 1 mg950$690$657.4K
    Q5128Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg1,170$220$253.4K
    J3490Unclassified drugs140$1,740$245.8K
    67028The provider injects a medication into the vitreous chamber of the eye as an isolated procedure or a separate procedure unrelated to any other procedure being performed on the eye.2,480$100$240.1K
    J2781Injection, pegcetacoplan, intravitreal, 1 mg1,430$120$171.1K
    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…1,590$90$141.8K
    92134The provider performs computerized diagnostic imaging of the retina in the posterior segment (back part) of the eye, interprets the data, and provides a report. The service may be on one or both eyes.2,990$30$89.6K
    J7999Compounded drug, not otherwise classified1,120$70$81.5K
    67042In this procedure, the provider removes vitreous humor, the gelatinous material that gives shape to the eye, using a mechanical cutting tool. He removes the internal limiting membrane of the retina…80$870$66K

    Showing 1–10 of 26

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 26 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    26 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    J01782350780$690$734.8K
    J27778509,000$30$525.8K
    Q5128620520$220$207.5K
    670287601,240$90$119K
    J2781110650$120$92.4K
    J73121020270$160$48.9K
    J79991150490$70$46.8K
    6704234030$1,160$46.5K
    6703693030$1,030$37.9K
    6721051050$390$33.9K

    Showing 1–10 of 26

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Southwestern Eye Center LtdAZOphthalmology Physician$0$15.9M
    Barnet Dulaney Perkins Eye Center, PCAZOphthalmology Physician$0$10.9M
    Nathan SteinleCARetina Specialist (Ophthalmology) Physician$9.5M$0
    Prema AbrahamSDRetina Specialist (Ophthalmology) Physician$7.1M$0
    Sujit IttyAZOphthalmology Physician$6.2M$11.3K
    Kyle ThompsonIDRetina Specialist (Ophthalmology) Physician$4.5M$0
    Neal PalejwalaAZOphthalmology Physician$4.4M$2.9K
    Sachin MehtaAZRetina Specialist (Ophthalmology) Physician$4.4M$11.8K
    Douglas HolmesWYRetina Specialist (Ophthalmology) Physician$4.1M$0
    Ronald HobbsAZOphthalmology Physician$4.1M$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Flagstaff Medical CenterAZGeneral Acute Care Hospital$0$63.3M
    Flagstaff Medical CenterAZLand Ambulance$0$46.2M
    Flagstaff Medical CenterAZAir Ambulance$0$37.6M
    New Life Wellness FlagstaffAZCommunity/Behavioral Health Agency$0$14.6M
    Northern Arizona Healthcare CorporationAZFamily Medicine Physician$0$11.4M
    Flagstaff Emergency PhysiciansAZEmergency Medicine Physician$0$10.4M
    Flagstaff Dentistry 4 Kids, PLLCAZGeneral Practice Dentistry$0$10.4M
    North Country Healthcare, Inc.AZPediatrics Physician$0$7.5M
    Emeritol Lo Flagstaff LLCAZAssisted Living Facility$0$6.5M
    Alexander HuAZInternal Medicine Physician$3.8M$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. Arizona Distribution
    Brendan Girschek — 9 of 25 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Arizona