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    OpenPayerNPI Medicare & MedicaidJohn Hamer
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    John Hamer — Billing Profile & Reimbursement Data

    NPI 1093763864 · Milwaukee, WI · Neuroradiology Physician

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    John Hamer is a neuroradiology physician provider located in Milwaukee, Wisconsin. This profile covers 18 Medicare and 15 Medicaid CPT/HCPCS procedure codes, with claims volume, average reimbursement, and total revenue by code, benchmarked against other providers billing the same services.

    Provider details (source: NPPES NPI Registry)

    FieldValue
    Entity TypeIndividual
    OrganizationJohn Hamer
    Address9200 W Wisconsin Ave
    CityMilwaukee
    StateWI
    ZIP53226
    TaxonomyNeuroradiology Physician
    NPI EnumeratedMay 4, 2006

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

    Payer SourceTotal Paid
    Medicaid$52.3K
    Medicare$42.1K

    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.

    18 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    70450The provider performed computed tomography, or CT scanning, of the head or brain, without contrast. He performs the procedure to diagnose any brain or intracranial abnormalities.310$30$8.7K
    70551The provider uses magnetic resonance imaging, or MRI, to examine the brain and brain stem. The provider does not administer contrast for this exam.130$50$6.5K
    77067The provider takes two X–ray views of each breast for routine screening and may use specially designed computer software to help identify any potential abnormalities within the images; the software…90$50$4.9K
    70553In this procedure, the provider performs a magnetic resonance imaging, or MRI, study of the brain including the brain stem. He performs this procedure without using contrast material. He then follows…50$80$4.2K
    70496The provider injects contrast material into a peripheral vein and images the blood vessels in the patient's head using computed tomographic scanning. Noncontrast images, if performed, are included in…60$50$3K
    70498The provider injects contrast material into a peripheral vein and images the blood vessels in the patient's neck using computed tomographic scanning. Noncontrast images, if performed, are included in…50$50$2.6K
    72125In this diagnostic procedure, the provider performs a computed tomography, or CT, examination of the cervical spine without contrast material.80$30$2.5K
    77063The provider captures three dimensional images of the breast using X–rays at various angles for routine checkup. He checks for the presence of any abnormality within the breasts. Tomosynthesis…90$30$2.4K
    72141In this diagnostic procedure, the provider performs a magnetic resonance imaging (MRI) study of the cervical spinal canal and contents without using contrast material.30$50$1.5K
    72158In this diagnostic procedure, the provider performs magnetic resonance imaging (MRI) of the lumbar spinal canal and contents first without using contrast and again after injecting contrast material.10$80$1.1K

    Showing 1–10 of 18

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 18 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    18 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    77067280500140$60$14.5K
    77063279480150$30$8.2K
    7055311324050$100$7.1K
    7045059530120$30$4.6K
    7214829131040$70$3.9K
    705513426030$60$3K
    704966232030$60$2.6K
    704987332030$60$2.5K
    721587610020$100$2.2K
    721416818030$60$2.1K

    Showing 1–10 of 18

    Medicaid: Total Revenue Breakdown by CPT/HCPCS Code

    Medicaid revenue breakdown by year and by CPT/HCPCS procedure code, including monthly billing trends and the top codes driving revenue.

    View: By Year1 / 3

    Medicaid: Complete Services Breakdown

    Every CPT/HCPCS code this provider has billed to Medicaid, with claims volume, average payment, and total revenue.

    15 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    77067The provider takes two X–ray views of each breast for routine screening and may use specially designed computer software to help identify any potential abnormalities within the images; the software…940$20$20.7K
    70450The provider performed computed tomography, or CT scanning, of the head or brain, without contrast. He performs the procedure to diagnose any brain or intracranial abnormalities.200$70$13.1K
    71045In this diagnostic procedure, the provider performs a single radiological view of the chest. He performs this study for the assessment of conditions affecting the chest, its contents, and nearby…910$1$3.6K
    G0279Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)180$20$3.1K
    76376In this procedure, the provider performs 3D rendering for computed tomography magnetic resonance imaging, ultrasound, or another tomographic modality, typically for diagnostic purposes, with…580$10$2.9K
    77063The provider captures three dimensional images of the breast using X–rays at various angles for routine checkup. He checks for the presence of any abnormality within the breasts. Tomosynthesis…140$20$2.4K
    71046In this diagnostic procedure, the provider performs a minimum of two radiological views of the chest. He performs this study for the assessment of conditions affecting the chest, its contents, and…370$10$2.2K
    77066The provider performs X–ray imaging on both breasts in a patient with a lump or suspected cancer and may use specially designed computer software to help identify or diagnose potential abnormalities…60$30$1.4K
    74177The provider performs computed tomography of the abdomen and pelvis with contrast material to diagnose the cause of abdominal or pelvic pain or other abnormalities of the internal organs.30$40$1.1K
    77065The provider performs X–ray imaging on one breast in a patient with a known lump or suspected cancer and may use specially designed computer software to help identify or diagnose potential…30$20$640

    Showing 1–10 of 15

    Medicaid: Competitive Analysis & Benchmarks

    How this provider's Medicaid billing volume and revenue compare to other Wisconsin providers billing the same CPT/HCPCS codes.

    Full comparison — all codes billed, vs. Wisconsin median

    15 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    70450The provider performed computed tomography, or CT scanning, of the head or brain, without contrast. He performs the procedure to diagnose any brain or intracranial abnormalities.1682201,140$70$213.3K
    74177The provider performs computed tomography of the abdomen and pelvis with contrast material to diagnose the cause of abdominal or pelvic pain or other abnormalities of the internal organs.206220980$80$210.3K
    77067The provider takes two X–ray views of each breast for routine screening and may use specially designed computer software to help identify any potential abnormalities within the images; the software…53150420$30$45.5K
    71260In this diagnostic procedure, the provider performs a computed tomography, or CT, examination of the thorax using contrast material.89100200$60$44.5K
    76705An abdominal ultrasound is a noninvasive procedure used to assess the body parts within the abdomen (i.e. liver, gallbladder, pancreas, bile ducts, spleen, and abdominal aorta). This particular code…125140300$40$41.1K
    76642In this procedure, the provider performs a focused ultrasound of one breast on a limited area. The procedure includes documentation of the images.5960210$30$32K
    71046In this diagnostic procedure, the provider performs a minimum of two radiological views of the chest. He performs this study for the assessment of conditions affecting the chest, its contents, and…202330810$10$29.7K
    93976The provider performs a duplex scan of a single organ or a limited area of the abdominal, pelvic, scrotal, or retroperitoneal organs. He performs the procedure to examine the vascular supply to the…4340100$40$26.2K
    71045In this diagnostic procedure, the provider performs a single radiological view of the chest. He performs this study for the assessment of conditions affecting the chest, its contents, and nearby…1602901,120$1$20.3K
    77066The provider performs X–ray imaging on both breasts in a patient with a lump or suspected cancer and may use specially designed computer software to help identify or diagnose potential abnormalities…2230220$20$18.9K

    Showing 1–10 of 15

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    The Medical College Of Wisconsin, Inc.WIInternal Medicine Physician$17.8K$74.8M
    Froedtert &the Medical College Of Wisconsin Community Physicians, Inc.WIInternal Medicine Physician$1.2M$13.9M
    High Technology IncILRadiology Clinic/Center$3.1M$10
    Ali ZaidiILCardiovascular Disease Physician$1.3M$294.8K
    Joseph JudgeILDiagnostic Radiology Physician$395.1K$998.5K
    Raafay SophieMIOphthalmology Physician$839.4K$0
    Douglas MarxWIFamily Medicine Physician$789.6K$15.9K
    Chadi NounehILCardiovascular Disease Physician$636.9K$156.6K
    Ammar TahaWIDiagnostic Radiology Physician$410.5K$380K
    Paul AlbertineILDiagnostic Radiology Physician$99.7K$670.3K

    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. Wisconsin Distribution
    John Hamer — 0 of 18 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Wisconsin
    Medicaid Revenue by Year vs. Wisconsin Providers
    0 of 5 years billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. Wisconsin Distribution
    John Hamer — 0 of 15 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Wisconsin