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    v1.0.28
    OpenPayerNPI Medicare & MedicaidChen Chang
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    Chen Chang — Billing Profile & Reimbursement Data

    NPI 1083655054 · Madison, WI · Clinical Pathology/Laboratory Medicine Physician

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    Chen Chang is a clinical pathology/laboratory medicine physician provider located in Madison, Wisconsin. This profile covers 15 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
    OrganizationChen Chang
    Address707 S Mills St
    CityMadison
    StateWI
    ZIP53715
    TaxonomyClinical Pathology/Laboratory Medicine Physician
    NPI EnumeratedJune 9, 2006

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

    Payer SourceTotal Paid
    Medicare$78.5K
    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.

    15 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    88305The physician, typically a pathologist, performs a level IV examination of a surgical pathology specimen. The examination includes accessioning the specimen into the lab, which involves formally…1,440$30$37.5K
    88341The lab analyst applies an additional single antibody stain on a slide or slides prepared from the same patient specimen as the initial antibody stain, such as tumor tissue. Then a qualified…620$20$13K
    88342The lab analyst applies an initial single antibody stain on a slide or slides prepared from a single patient specimen, such as tumor tissue. Then a qualified provider, typically a pathologist,…330$30$8.5K
    88307The physician, typically a pathologist, performs a level V examination of a surgical pathology specimen. The examination includes accessioning the specimen into the lab, which involves formally…130$60$7.8K
    88334Pathology consultation during surgery provides necessary and precise information pertaining to diagnosis and prognosis that aids a surgeon in deciding whether to proceed further during surgery.…70$30$1.9K
    88312The lab analyst performs the technical lab steps to stain a specimen with a special stain. This code applies to Group I for microorganisms. A qualified provider, typically a pathologist, interprets…80$20$1.6K
    88309The physician, typically a pathologist, performs a level VI examination of a surgical pathology specimen. The examination includes accessioning the specimen into the lab, which involves formally…20$110$1.6K
    G0416Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method10$130$1.5K
    88331Pathological, or intraoperative, consultation provides necessary and precise information pertaining to diagnosis and prognosis which aid a surgeon in deciding whether to proceed further or not during…30$50$1.5K
    88333Pathology consultation during surgery provides necessary and precise information pertaining to diagnosis and prognosis that aids a surgeon in deciding whether to proceed further during surgery.…30$50$1.5K

    Showing 1–10 of 15

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 15 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    15 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    8830543300460$40$44.8K
    8834115240190$30$7.4K
    883422127090$40$6.9K
    883072721060$60$5K
    G0416556020$140$4.6K
    883124415040$40$4.5K
    88309508020$110$2.3K
    8836013714050$30$2.3K
    88331388030$50$2.3K
    883136114040$20$1.4K

    Showing 1–10 of 15

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Daniel ForsytheWIAnatomic Pathology & Clinical Pathology Physician$70.4K$0
    Adam MorganWIAnatomic Pathology & Clinical Pathology Physician$44.5K$22.9K
    John FlickingerWIClinical Pathology/Laboratory Medicine Physician$55.6K$0
    Joel MendelinNCAnatomic Pathology & Clinical Pathology Physician$55.6K$40
    Kevin KurtzWIAnatomic Pathology & Clinical Pathology Physician$54.9K$160

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Dean Health Systems, IncWIAllergy & Immunology Physician$0$26.3M
    Meriter Hospital, Inc.WIGeneral Acute Care Hospital$0$25.5M
    Ssm Health Care Of Wisconsin, Inc.WIGeneral Acute Care Hospital$0$14.7M
    Ssm Health Care Of Wisconsin, IncWIClinical Medical Laboratory$0$6.4M
    Madison Surgery Center, Inc.WIAmbulatory Surgical Clinic/Center$3.6M$549.2K
    Ryan Bros Ambulance LLCWILand Ambulance$1.5M$2.3M
    Madison Emergency Physicians, ScWIEmergency Medicine Physician$0$3.2M
    Dean Health Systems, Inc.WIAmbulatory Surgical Clinic/Center$2M$856.3K
    Emergency Medicine Associates Of Madison, ScWIEmergency Medicine Physician$0$2.1M
    Amol KulkarniWIOphthalmology Physician$2.1M$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. Wisconsin Distribution
    Chen Chang — 0 of 15 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Wisconsin