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    OpenPayerNPI Medicare & MedicaidOlga Lyass
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    Olga Lyass — Billing Profile & Reimbursement Data

    NPI 1134271067 · Lancaster, CA · Nuclear Medicine Physician

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    Olga Lyass is a nuclear medicine physician provider located in Lancaster, California. This profile covers 19 Medicare and 1 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
    OrganizationOlga Lyass
    Address1600 W Avenue J
    CityLancaster
    StateCA
    ZIP93534
    TaxonomyNuclear Medicine Physician
    NPI EnumeratedJanuary 18, 2007

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

    Payer SourceTotal Paid
    Medicare$94.9K
    Medicaid$4.2K

    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.

    19 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    78452In this procedure, the provider performs multiple SPECT studies of the heart to determine the areas of deficient blood flow. The goal of the procedure is to determine areas that have deficient blood…840$60$46K
    78608In this diagnostic procedure, the provider performs PET, positron emission tomography, a type of nuclear imaging test. It tells how the brain is functioning with information on metabolism, such as…10$1,440$17.2K
    78306The provider performs a bone scan (also known as scintigraphy), a specialized nuclear medicine procedure in which the provider injects a radionuclide prior to imaging to examine the various bones of…170$30$5.3K
    78582In this diagnostic procedure, the provider performs both pulmonary ventilation and perfusion imaging in a nuclear scan test that evaluates the circulation of air and blood within the patient’s lungs.140$40$5.1K
    78226The provider images the liver, bile, bile ducts, and gallbladder to follow the production and flow of bile from the liver to the small intestine to diagnose a bile duct obstruction or leakage;…140$30$3.8K
    A9552Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries10$280$3.4K
    78803The provider uses a nuclear imaging test called SPECT to localize a tumor, inflammatory process, or radioactive tracer distribution. Vascular flow and blood pool imaging are included if performed.…50$40$2.1K
    78070The provider performs a study to image the parathyroid glands, taking two sets of images after administering very small amounts of two different radiopharmaceuticals or radioactive tracers. The…50$30$1.5K
    78264The provider images the stomach after the patient consumes a liquid, solid, or semisolid meal that has a radiopharmaceutical or tracer added to it. The provider then takes immediate and ongoing…50$30$1.5K
    78708A kidney scan is a nuclear medicine test that is used to evaluate the structure and function of the kidneys as well as blood flow to the kidneys. There are two types of kidney scans that can be…30$40$1.3K

    Showing 1–10 of 19

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 19 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    19 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    A955232333070$280$34.9K
    78608425020$980$34.5K
    7845271,19050$250$22.8K
    78451225020$140$8.2K
    78803169020$170$5.7K
    7847282020$150$3.7K
    7831574020$120$3.2K
    78306625020$70$2.3K
    7807012020$90$1.8K
    7826488020$70$1.7K

    Showing 1–10 of 19

    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.

    1 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    78452In this procedure, the provider performs multiple SPECT studies of the heart to determine the areas of deficient blood flow. The goal of the procedure is to determine areas that have deficient blood…90$50$4.2K

    Medicaid: Competitive Analysis & Benchmarks

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

    Full comparison — all codes billed, vs. California median

    1 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    78452In this procedure, the provider performs multiple SPECT studies of the heart to determine the areas of deficient blood flow. The goal of the procedure is to determine areas that have deficient blood…274460170$190$126.4K

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Renaissance Imaging Medical Associates, Inc.CADiagnostic Radiology Physician$0$68.3M
    Columbus Radiology CorpOHDiagnostic Radiology Physician$0$49.9M
    Leo PolosajianCAClinical Cardiac Electrophysiology Physician$6M$1.6M
    Amiel MoshfeghCAVascular & Interventional Radiology Physician$7.6M$0
    Homayoun TabandehCAOphthalmology Physician$5.1M$6.8K
    Sasan YadegarCANeurological Surgery Physician$250.4K$4.5M
    Saman FakheriCAInternal Medicine Physician$3.2M$0
    Chiwai ChanCAInterventional Pain Medicine Physician$857.1K$2.3M
    Ernst SchwarzCACardiovascular Disease Physician$1.1M$1.7M
    Michael HeegCAOphthalmology Physician$2.6M$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Antelope Valley Health Care DistrictCAGeneral Acute Care Hospital$0$222.3M
    Antelope Valley Emergency Medical Associates IncCAEmergency Medicine Physician$0$31.3M
    American Medical Response Of Southern CaliforniaCAAmbulance$3.7M$27M
    Southern California Permanente Medical GroupCAHealth Maintenance Organization$0$25.5M
    Advanced Endoscopy And Pain Center LLCCAAmbulatory Surgical Clinic/Center$972.5K$4.4M
    Embassy Surgery Center, LLCCAAmbulatory Surgical Clinic/Center$1.9M$55.5K
    Antelope Valley Outpatient Imaging Center, LLCCADiagnostic Radiology Physician$1.4M$182.8K
    Apollo Surgery Center LLCCAAmbulatory Surgical Clinic/Center$488.9K$648.9K
    Mark BellerCADiagnostic Radiology Physician$1.1M$510
    Kanagaratnam SivalingamCAGeriatric Medicine (Internal Medicine) Physician$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. California Distribution
    Olga Lyass — 5 of 19 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California
    Medicaid Revenue by Year vs. California Providers
    0 of 1 year billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Claims Volume vs. California Distribution
    Olga Lyass — 0 of 1 code billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California