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    OpenPayerNPI Medicare & MedicaidDarol Joseff
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    Darol Joseff — Billing Profile & Reimbursement Data

    NPI 1669554739 · Santa Barbara, CA · Nephrology Physician

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    Darol Joseff is a nephrology physician provider located in Santa Barbara, California. This profile covers 11 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
    OrganizationDarol Joseff
    Address2428 Castillo St Ste A
    CitySanta Barbara
    StateCA
    ZIP93105
    TaxonomyNephrology Physician
    NPI EnumeratedOctober 19, 2006

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

    Payer SourceTotal Paid
    Medicare$307.4K
    Medicaid$40.2K

    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.

    11 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    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…900$140$125.7K
    90960The provider manages all the services associated with the monthly care of a patient who is 20 years old or older and has a condition known as end stage renal disease or ESRD. For this service, the…200$290$59.8K
    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…440$100$43.3K
    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…130$140$19K
    90937Hemodialysis is a procedure that involves drawing blood via an intraarterial or intravenous catheter, then sieving it through a semipermeable membrane to remove the impurities and finally transfusing…190$80$15.9K
    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…70$170$11.2K
    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…100$100$9.9K
    99232The provider sees a patient for a subsequent hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a moderate level of medical decision making or…150$70$9.8K
    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$7.1K
    90961The provider manages all the services associated with the monthly care of a patient who is 20 years old or older and has a condition known as end stage renal disease, or ESRD. For this service, the…20$240$4.4K

    Showing 1–10 of 11

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 11 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    11 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    90960337620210$290$73.4K
    992331,77611,530120$100$26.2K
    9096157662060$240$24.2K
    9921420,01637,970120$90$23.2K
    992914,5697,22060$180$18.6K
    992324,33012,28090$70$16.3K
    9921512615,36050$130$14.4K
    9921332,01134,66080$70$13.2K
    992232,07013,19050$140$11.3K
    90937103070$80$11.1K

    Showing 1–10 of 11

    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
    90960The provider manages all the services associated with the monthly care of a patient who is 20 years old or older and has a condition known as end stage renal disease or ESRD. For this service, the…170$170$27.9K
    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…150$30$4.9K
    99232The provider sees a patient for a subsequent hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a moderate level of medical decision making or…160$30$4.1K
    90961The provider manages all the services associated with the monthly care of a patient who is 20 years old or older and has a condition known as end stage renal disease, or ESRD. For this service, the…20$140$2.2K
    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…30$40$1.1K

    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

    5 rows

    CPT/HCPCS CodeDescriptionRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    90960The provider manages all the services associated with the monthly care of a patient who is 20 years old or older and has a condition known as end stage renal disease or ESRD. For this service, the…256360880$130$408.5K
    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…9,48013,300640$40$169.6K
    99232The provider sees a patient for a subsequent hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a moderate level of medical decision making or…1,9192,840490$40$139.6K
    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…2,2482,730190$90$100.3K
    90961The provider manages all the services associated with the monthly care of a patient who is 20 years old or older and has a condition known as end stage renal disease, or ESRD. For this service, the…210240240$100$97.5K

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Christopher SkillernCAVascular Surgery Physician$1.2M$0
    Li Sheng KongCAVascular Surgery Physician$1.2M$0
    Jeffrey RodnickCARadiation Oncology Physician$975K$0
    Roberta SengelmannCADermatology Physician$938.5K$0
    Kevin CaseyCAVascular Surgery Physician$847K$0
    Philip DelioCANeurology Physician$601K$0
    Douglas KatsevCAOphthalmology Physician$576.2K$0
    Richard BelkinCAPulmonary Disease Physician$417.3K$127.2K
    Courtney StullCARheumatology Physician$446.6K$360
    Sanjay KumarCAInterventional Cardiology Physician$407.9K$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Hillside House, Inc.CAIntellectual and/or Developmental Disabilities Residential Treatment Facility$0$35.6M
    Sansum ClinicCAMulti-Specialty Clinic/Center$0$24.4M
    Daniel GreenwaldCAMedical Oncology Physician$3.5M$0
    Santa Barbara Outpatient Surgery Centers LLCCAAmbulatory Surgical Clinic/Center$3M$0
    Julian DavisCAHematology & Oncology Physician$2.7M$0
    David CarlsonCANuclear Medicine Physician$2.6M$0
    Mukul GuptaCAMedical Oncology Physician$2.3M$0
    Cold Springs Medical Surgical Group LLCCAAmbulatory Surgical Clinic/Center$633.1K$1.6M
    Sansum ClinicCAAmbulatory Surgical Clinic/Center$1.4M$699.5K
    Gregg NewmanCAHematology & Oncology Physician$2M$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
    Darol Joseff — 1 of 11 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
    Darol Joseff — 0 of 5 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California