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    OpenPayerNPI Medicare & MedicaidTimothy Gillison
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    Timothy Gillison — Billing Profile & Reimbursement Data

    NPI 1710905906 · Springfield, IL · Hematology & Oncology Physician

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    Timothy Gillison is a hematology & oncology physician provider located in Springfield, Illinois. This profile covers 40 Medicare and 9 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
    OrganizationTimothy Gillison
    Address900 N. 1st Street
    CitySpringfield
    StateIL
    ZIP62702
    TaxonomyHematology & Oncology Physician
    NPI EnumeratedJuly 17, 2006

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

    Payer SourceTotal Paid
    Medicare$1.7M
    Medicaid$54.1K

    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.

    40 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    J9271Injection, pembrolizumab, 1 mg27,800$40$1.2M
    J0897Injection, denosumab, 1 mg7,740$20$147.1K
    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…890$100$84.7K
    96413Chemotherapy is a therapeutic procedure used for the treatment of cancer via the use of chemical agents. These chemical agents (drugs) work on the cancerous cells of the body to destroy them. These…400$100$38.3K
    J1439Injection, ferric carboxymaltose, 1 mg35,250$1$35.3K
    99213The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a low level of medical decision making, and/or the…480$60$30.7K
    99215The provider sees an established 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…190$140$25.2K
    96365The provider administers the initial intravenous infusion of a medication or other substance for a period up to one hour to prevent, treat, or diagnose a condition or disease.360$50$16.1K
    J9217Leuprolide acetate (for depot suspension), 7.5 mg110$130$14.5K
    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…90$120$11.3K

    Showing 1–10 of 40

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 40 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    40 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    J9271511011,600$40$564.2K
    J0897644102,520$20$90.8K
    J1439258025,500$1$30K
    J9217111160140$130$21.1K
    J34905514050$210$19.4K
    9641351370130$100$19.3K
    9921443518,540110$80$17.1K
    992235,6906,19050$140$10.4K
    992156346,24040$120$10.1K
    992131,02417,39070$60$8.8K

    Showing 1–10 of 40

    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.

    9 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…1,280$20$30.6K
    99213The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a low level of medical decision making, and/or the…500$20$8.5K
    96413Chemotherapy is a therapeutic procedure used for the treatment of cancer via the use of chemical agents. These chemical agents (drugs) work on the cancerous cells of the body to destroy them. These…140$30$4.9K
    96365The provider administers the initial intravenous infusion of a medication or other substance for a period up to one hour to prevent, treat, or diagnose a condition or disease.190$20$4.1K
    J1756Injection, iron sucrose, 1 mg120$20$2.9K
    85025A complete blood count (better known as a CBC) is a blood test request by a doctor that provides detailed information about various types of cells in a patient's blood. Usually a pathologist or a…230$10$1.4K
    99215The provider sees an established 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…20$50$1.3K
    96375Following the administration of a drug or other substance via intravenous, or IV, push, the provider sequentially infuses a different medication or medications, also via IV push. He administers the…30$10$230
    3008FNo Summary found for this code20$0$0

    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

    9 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    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…2,86014,680300$50$48.7K
    85025A complete blood count (better known as a CBC) is a blood test request by a doctor that provides detailed information about various types of cells in a patient's blood. Usually a pathologist or a…511830700$1$47.5K
    96413Chemotherapy is a therapeutic procedure used for the treatment of cancer via the use of chemical agents. These chemical agents (drugs) work on the cancerous cells of the body to destroy them. These…84150170$50$39.9K
    99213The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a low level of medical decision making, and/or the…5,57814,190280$20$38.9K
    96365The provider administers the initial intravenous infusion of a medication or other substance for a period up to one hour to prevent, treat, or diagnose a condition or disease.3180150$40$29.3K
    96375Following the administration of a drug or other substance via intravenous, or IV, push, the provider sequentially infuses a different medication or medications, also via IV push. He administers the…6380120$20$17.1K
    99215The provider sees an established 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…1,7662,32070$50$13.8K
    J1756Injection, iron sucrose, 1 mg42060$10$2.7K
    3008FNo Summary found for this code560650130$1$10

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Ayman RawdaILPediatrics Physician$0$15M
    Unity HealthcareIAGeneral Acute Care Hospital$0$12.7M
    Springfield Clinic, LLPILClinical Medical Laboratory$3.5M$7.4M
    Springfield Clinic, LLPILRural Health Clinic/Center$0$9.4M
    Enric SolansILAnatomic Pathology & Clinical Pathology Physician$58.5K$7.9M
    Lake Hospital System IncOHFamily Medicine Physician$0$6.9M
    Samer DolaWIHematology (Pathology) Physician$103.3K$5.8M
    Michael BlairILRetina Specialist (Ophthalmology) Physician$3M$2.6M
    Mazen RachidILPediatrics Physician$0$5.1M
    Aaron WeinbergILRetina Specialist (Ophthalmology) Physician$3.3M$1.2M

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Mental Health Centers Of Central IllinoisILMental Health Clinic/Center (Including Community Mental Health Center)$0$38.4M
    Board Of Trustees Of Southern Illinois UniversityILFederally Qualified Health Center (FQHC)$0$25.7M
    Zhenqiang GaoILAnatomic Pathology & Clinical Pathology Physician$67.5K$19.5M
    Advanced Medical Transport Of Springfield IncILAmbulance$879.6K$8.4M
    Memorial Home Services Of Central Illinois, IncILDurable Medical Equipment & Medical Supplies$0$8.9M
    Lifestar Ambulance Service, Inc.ILAmbulance$249.2K$5.6M
    Board Of Trustees Of Southern Illinois UniversityILFederally Qualified Health Center (FQHC)$0$4.5M
    Scott MinkILHematology & Oncology Physician$1.6M$60.3K
    Amit GuptaILHematology & Oncology Physician$1.5M$9.4K
    Mhd Yahia ZeinoILObstetrics & Gynecology Physician$9.2K$1.3M

    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
    Timothy Gillison — 4 of 25 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 7 years billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. Illinois Distribution
    Timothy Gillison — 0 of 8 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Illinois