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    v1.0.28
    OpenPayerNPI Medicare & MedicaidJohn Tonkin
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    John Tonkin — Billing Profile & Reimbursement Data

    NPI 1093750820 · Gainesville, GA · Vascular & Interventional Radiology Physician

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    John Tonkin is a vascular & interventional radiology physician provider located in Gainesville, Georgia. This profile covers 41 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
    OrganizationJohn Tonkin
    Address743 Spring St Ne
    CityGainesville
    StateGA
    ZIP30501
    TaxonomyVascular & Interventional Radiology Physician
    NPI EnumeratedJune 17, 2006

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

    Payer SourceTotal Paid
    Medicare$179.1K
    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.

    41 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    78815PET and CT scans are both standard imaging tools that allow doctors to evaluate the location and metabolic actions of tumors or cancer inside the body before beginning an active treatment regimen.…10$1,210$14.6K
    74174In this procedure, the provider performs computed tomographic angiography of the abdomen and pelvis with contrast and may take noncontrast images as well. After taking the images, he uses a…70$190$13.8K
    93880Duplex scanning of arteries for the evaluation of blood flow is a type of non–invasive vascular diagnostic process. A physician can visualize and selectively assess the flow patterns of peripheral…100$120$12.7K
    75574The provider uses computed tomography (CT) with instillation of contrast to examine any defect or abnormality in the heart or coronary artery or any abnormality due to an already present bypass…50$220$12K
    71275In this procedure, the provider performs a computed tomographic angiography, or CTA imaging of the chest to get detailed images of the blood vessels but not the heart. He performs this study using a…100$110$11.6K
    93971The provider performs an ultrasound scanning procedure called a duplex scan to characterize the pattern and direction of blood flow in extremity veins (arm or leg). This is a unilateral or limited…150$70$10.8K
    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.80$120$10.1K
    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…80$120$9.8K
    93970The provider performs an ultrasound scanning procedure called a duplex scan to characterize the pattern and direction of blood flow in extremity veins (arms or legs). This is a complete, bilateral…80$110$8.9K
    71250In this diagnostic procedure, the provider performs a computed tomography, or CT, examination of the thorax without using contrast material.100$90$8.9K

    Showing 1–10 of 41

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 41 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    41 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    A95522311060$210$21.8K
    7881536119050$170$15.2K
    74177831650100$70$9.7K
    7055373932050$110$8K
    70450805590170$30$7.3K
    365611809020$320$6.7K
    7700237224030$70$5.9K
    7417681565060$70$5.8K
    206102,2591,32060$50$5.8K
    9388040469040$80$5.7K

    Showing 1–10 of 41

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Columbus Radiology CorpOHDiagnostic Radiology Physician$0$49.9M
    Nicholas MaruniakFLAnatomic Pathology & Clinical Pathology Physician$5.5M$0
    Nicolas ZouainFLRadiation Oncology Physician$2.4M$0
    Jonathan WiesenVAInternal Medicine Physician$2.4M$0
    Michael ChancellorFLRadiation Oncology Physician$2.3M$0
    Kambiz ShamlouFLDiagnostic Radiology Physician$1.4M$0
    Paul JoFLSpecialist$1.3M$0
    Thomas YuschokFLDiagnostic Radiology Physician$1.2M$0
    Hasan MurshedFLRadiation Oncology Physician$1.2M$0
    Kyle HarnerNCRheumatology Physician$1.1M$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Northeast Georgia Medical Center, Inc.GAGeneral Acute Care Hospital$0$112.9M
    Georgia Emergency Department Services, P.C.GAEmergency Medicine Physician$0$17.9M
    S.y.a.h.GAUrgent Care Clinic/Center$0$6.5M
    Pediatric Associates LLPGAPediatrics Physician$0$5M
    William ChafinGARheumatology Physician$3.3M$0
    Marta BognarGARheumatology Physician$2.3M$0
    Brent FlickingerGARheumatology Physician$2.3M$0
    Gainesville Radiology Group, PCGADiagnostic Radiology Physician$0$2M
    Hall County GeorgiaGALand Ambulance$1.6M$0
    Northeast Georgia Physicians Group Urgent Care LLCGAFamily Medicine Physician$0$1.6M

    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. Georgia Distribution
    John Tonkin — 1 of 25 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Georgia