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    v1.0.28
    OpenPayerNPI Medicare & MedicaidStanley Tam
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    Stanley Tam — Billing Profile & Reimbursement Data

    NPI 1942291570 · Worcester, MA · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician

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    Stanley Tam is a thoracic surgery (cardiothoracic vascular surgery) physician provider located in Worcester, Massachusetts. This profile covers 10 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
    OrganizationStanley Tam
    Address55 Lake Ave N
    CityWorcester
    StateMA
    ZIP01655
    TaxonomyThoracic Surgery (Cardiothoracic Vascular Surgery) Physician
    NPI EnumeratedNovember 2, 2005

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

    Payer SourceTotal Paid
    Medicare$176.8K
    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.

    10 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    33533Coronary artery bypass, using arterial graft(s); single arterial graft70$1,340$95.4K
    33405The provider replaces the aortic valve with an artificial valve (but not a homograft or ventless valve) via open access with the patient on cardiopulmonary bypass. She performs this procedure to…20$1,700$28.9K
    33430The mitral valve of the heart controls the passage of blood from the left atrium to the left ventricle. When it fails to perform this duty due to disease, then a replacement surgery might be the only…10$2,210$26.5K
    33518The provider diverts blood flow from damaged vessels in the heart by grafting two vein segments taken from another location, such as the leg, while the patient is undergoing a coronary artery bypass…30$330$9.7K
    33519The provider diverts blood flow from damaged vessels in the heart by grafting three vein segments taken from another location, such as the leg, while the patient is undergoing a coronary artery…10$400$4.4K
    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…30$130$4.2K
    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…20$180$2.9K
    33517The provider diverts blood flow from damaged vessels in the heart by grafting a single vein segment taken from another location, such as the leg, while the patient is undergoing a coronary artery…20$150$2.9K
    33268At the same session as a primary procedure requiring sternotomy or thoracotomy, the provider performs exclusion, such as by excision, of the left atrial appendage, a small, pouchlike sac in the top…10$110$1.2K
    33508The provider employs surgical endoscopy to visualize structures surrounding the vein he harvests for a coronary artery bypass procedure.70$10$850

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 10 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    10 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    3343031010$2,280$29.6K
    3353316020$1,010$25.2K
    3340572020$1,380$22.1K
    992043,0185,87030$120$5.6K
    992051,7472,43030$160$5.5K
    3351951010$370$4.8K
    3351823020$260$4.4K
    3351721020$130$1.9K
    3326811010$100$1.1K
    3350816020$10$250

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Columbus Radiology CorpOHDiagnostic Radiology Physician$0$49.9M
    Raphael KievalMARheumatology Physician$1.6M$0
    Andris ZaulsMARadiation Oncology Physician$1.5M$0
    Frantz GibbsRIEmergency Medicine Physician$31.4K$849.2K
    Kirubakaran SivaMAFamily Medicine Physician$773.7K$1.7K
    Kyu KimMARheumatology Physician$628.4K$0
    Gary ProulxNYRadiation Oncology Physician$562.4K$0
    David WestrinMAAdult Health Nurse Practitioner$424.2K$0
    Nazli ErbayMADiagnostic Radiology Physician$106.9K$290.7K
    Walid SaberRIInterventional Cardiology Physician$323.2K$58K

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Umass Memorial Medical Center, Inc.MAGeneral Acute Care Hospital$0$490.8M
    Umass Memorial Medical Group IncMAInternal Medicine Physician$0$98.5M
    Hesham MalikMADiagnostic Radiology Physician$3.9M$0
    Bradley SwitzerMAInternal Medicine Physician$524.2K$0
    Ilsa GrunderMANurse Practitioner$419.2K$0
    Erica GhoshMADiagnostic Radiology Physician$286.3K$110K
    Matthew PeckhamMADiagnostic Radiology Physician$348.3K$1.1K
    Umass Memorial Mri & Imaging Center, LLCMAMagnetic Resonance Imaging (MRI) Clinic/Center$102.9K$216.4K
    Thomas FitzgeraldMARadiation Oncology Physician$293.9K$0
    Ryan HolsteadMAHematology & Oncology Physician$270.2K$7.6K

    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. Massachusetts Distribution
    Stanley Tam — 3 of 10 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Massachusetts