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    OpenPayerNPI Medicare & MedicaidElizabeth Retzer
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    Elizabeth Retzer — Billing Profile & Reimbursement Data

    NPI 1639331655 · Mchenry, IL · Interventional Cardiology Physician

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    Elizabeth Retzer is a interventional cardiology physician provider located in Mchenry, Illinois. This profile covers 23 Medicare and 5 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
    OrganizationElizabeth Retzer
    Address4309 W Medical Center Dr Ste A200
    CityMchenry
    StateIL
    ZIP60050
    TaxonomyInterventional Cardiology Physician
    NPI EnumeratedJuly 1, 2008

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

    Payer SourceTotal Paid
    Medicare$229.8K
    Medicaid$54.7K

    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.

    23 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    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…580$90$51K
    99233The provider sees a patient for a subsequent hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a high level of medical decision making or the…320$90$30.1K
    93010The provider interprets and reports on the results of a routine 12–lead (or more) electrocardiogram.4,020$10$24.1K
    93306The provider uses transducers to obtain two–dimensional (2D) images of the heart structures through the chest wall. He evaluates the anatomy and function of all four heart chambers, valves, adjacent…430$50$22K
    93458In this procedure, the provider performs imaging supervision and interpretation for a coronary angiography with left heart catheterization and intraprocedural injections for left ventriculography. He…90$210$19.2K
    33361The provider uses a catheter to insert an aortic valve replacement through the lumen of a catheter, in a service known as TAVI or TAVR. This code is specific to inserting the valve using a…20$610$14.7K
    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…120$120$14K
    92928The provider inserts a catheter through the skin (percutaneous approach) and guides it into the heart's arteries. They deploy one or more stents (small tubes) to keep the artery open and may expand a…30$440$14K
    99223The provider sees a patient for an initial hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a high level of medical decision making or the…80$140$11.4K
    99291Critical care services include the treatment of vital organ failure  or prevention of further life–threatening conditions. Delivering medical care in a moment of crisis and in time of emergency is…40$170$7.2K

    Showing 1–10 of 23

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 23 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    23 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    333616612030$640$21.9K
    93306242930230$70$21.8K
    992331,1245,990100$100$18.7K
    992141,35718,540110$80$17.1K
    929288522030$450$15.4K
    992911,5292,94050$170$13.4K
    992231,7926,19050$140$10.4K
    992153,0196,24040$120$10.1K
    934582832040$210$9.8K
    992391,8522,61070$90$8.4K

    Showing 1–10 of 23

    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.

    5 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    93010The provider interprets and reports on the results of a routine 12–lead (or more) electrocardiogram.5,610$10$44.8K
    93306The provider uses transducers to obtain two–dimensional (2D) images of the heart structures through the chest wall. He evaluates the anatomy and function of all four heart chambers, valves, adjacent…190$30$5.4K
    93458In this procedure, the provider performs imaging supervision and interpretation for a coronary angiography with left heart catheterization and intraprocedural injections for left ventriculography. He…20$120$1.8K
    93356The provider performs speckle tracking of myocardial mechanics to assess myocardial strain in addition to standard echocardiography.60$1$220
    76376In this procedure, the provider performs 3D rendering for computed tomography magnetic resonance imaging, ultrasound, or another tomographic modality, typically for diagnostic purposes, with…10$1$20

    Medicaid: Competitive Analysis & Benchmarks

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

    Full comparison — all codes billed, vs. Illinois median

    5 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    93458In this procedure, the provider performs imaging supervision and interpretation for a coronary angiography with left heart catheterization and intraprocedural injections for left ventriculography. He…162020$610$37.1K
    93306The provider uses transducers to obtain two–dimensional (2D) images of the heart structures through the chest wall. He evaluates the anatomy and function of all four heart chambers, valves, adjacent…514800390$30$24K
    93010The provider interprets and reports on the results of a routine 12–lead (or more) electrocardiogram.1831,710750$10$18.2K
    76376In this procedure, the provider performs 3D rendering for computed tomography magnetic resonance imaging, ultrasound, or another tomographic modality, typically for diagnostic purposes, with…556060$10$2.2K
    93356The provider performs speckle tracking of myocardial mechanics to assess myocardial strain in addition to standard echocardiography.5580140$10$1.5K

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Courtney BurlandILPhysician Assistant$1.4M$0
    Mohamed ZakkarILPulmonary Disease Physician$362.5K$828.4K
    Ibrahim AlghafeerILRheumatology Physician$583K$125.4K
    Michelle AndreoliILOphthalmology Physician$337.8K$354.1K
    Anas NahhasILPulmonary Disease Physician$478.3K$171K
    Michelle PipitoneILMOHS-Micrographic Surgery Physician$632.6K$0
    Amritpal AnandILRheumatology Physician$590.1K$7K
    Dhaval ThakkarILInternal Medicine Physician$490.1K$47.2K
    Brian FlanaganILAdult Reconstructive Orthopaedic Surgery Physician$425.4K$90.3K
    Jagdish PatelILCardiovascular Disease Physician$294.3K$216.4K

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Mchenry Township Fire Protection DistrictILLand Ambulance$642.3K$6.9M
    Rosecrance IncILMental Health Clinic/Center (Including Community Mental Health Center)$0$5.6M
    Greater Family HealthILFederally Qualified Health Center (FQHC)$0$5.1M
    Pioneer Center For Human ServicesILMental Health Clinic/Center (Including Community Mental Health Center)$0$4.4M
    Northern Illinois Medical CenterILGeneral Acute Care Hospital$0$3.7M
    Amanda EannarinoILProfessional Counselor$0$2.8M
    Ivana GolubovichILAnatomic Pathology & Clinical Pathology Physician$86.3K$457.6K
    Syed GhaniILAdolescent Medicine (Internal Medicine) Physician$271.7K$202K
    Elias AbousaadILInternal Medicine Physician$67.7K$378.3K
    Michael RechitskyILDiagnostic Radiology Physician$190.7K$211.6K

    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. Illinois Distribution
    Elizabeth Retzer — 2 of 23 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Illinois
    Medicaid Revenue by Year vs. Illinois Providers
    0 of 6 years billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. Illinois Distribution
    Elizabeth Retzer — 0 of 5 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Illinois