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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
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    © 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

    Methodology•Download Data
    1. Home
    2. Providers
    3. James Dunn
    ⚕️
    MDIndividual

    James Dunn, M.D.

    NPI: 1093700528
    Auburn, CA
    10 years of data
    Obstetrics & Gynecology
    $3.5M
    Total Payments
    22.4K
    Beneficiaries
    45.6K
    Services
    2.28x
    Markup Ratio

    Peer Comparison

    99th
    percentile in specialty
    This provider$3.5M
    Specialty median$14.0K

    📋 Key Findings

    1Billed $3.5M over 10 years
    22.28x markup ratio (above median)
    399th percentile in Obstetrics & Gynecology by payments
    43 procedures with >3x markup
    ✓ No flags detected

    🔎 Data Analysis

    This provider's $3.5M in total Medicare payments ranks in the 99th percentile of Obstetrics & Gynecology providers nationally.

    Medicare payments to this provider grew 54% from 2014 to 2023.

    AI-generated analysis based on Medicare payment data.

    Annual Medicare Payments

    Annual Services Provided

    Avg Payment per Service

    Markup Ratio Over Time

    Submitted Charges vs. Medicare Payments

    Average per-service amounts submitted by the provider compared to what Medicare actually paid — the gap represents the markup.

    YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
    2014$296.57$128.352.31x$168.22$262.3K3.5K1.9K
    2015$268.38$122.662.19x$145.72$251.4K3.4K1.6K
    2016$287.42$121.072.37x$166.35$280.3K3.7K1.8K
    2017$294.65$140.272.10x$154.38$358.1K4.3K2.0K
    2018$287.44$118.412.43x$169.03$404.0K5.7K2.8K
    2019$296.63$122.492.42x$174.14$367.9K5.0K2.6K
    2020$305.50$129.382.36x$176.12$360.3K4.7K2.5K
    2021$312.52$140.042.23x$172.48$377.0K5.0K2.3K
    2022$392.42$164.152.39x$228.27$387.2K5.2K2.4K
    2023$354.03$152.722.32x$201.31$403.4K5.1K2.4K

    Top Procedures (20)

    99214Established patient office or other outpatient, visit typically 25 minutes
    $494.1K
    5.9K services$83.64/svc2.03x markup
    64566Implantation of lower leg neurostimulator electrode, accessed through the skin
    $456.1K
    4.4K services$103.74/svc2.06x markup
    51700Bladder irrigation and/or instillation⚠ 3.2x markup
    $422.5K
    6.9K services$61.36/svc3.19x markup
    99213Established patient office or other outpatient visit, typically 15 minutes
    $341.6K
    5.3K services$63.94/svc1.97x markup
    52287Examination with injections of chemical for destruction of bladder using an endoscope
    $204.4K
    693 services$294.91/svc1.80x markup
    99204New patient office or other outpatient visit, typically 45 minutes
    $169.4K
    1.4K services$122.17/svc2.08x markup
    91122Study of anorectal pressure generated by muscles surrounding anus (sphincter)
    $160.0K
    825 services$193.96/svc1.86x markup
    57265Repair of herniated rectum and bladder into vaginal wall
    $141.9K
    206 services$689.03/svc2.01x markup
    52265Dilation of the bladder including local anesthetic using an endoscope
    $122.5K
    391 services$313.18/svc1.88x markup
    51729Insertion of electronic device into bladder with voiding and bladder canal (urethra) pressure studies
    $104.5K
    346 services$301.99/svc1.88x markup
    57150Irrigation of vagina and/or application of drug to treat infection
    $74.7K
    2.0K services$37.58/svc2.04x markup
    99205New patient office or other outpatient visit, typically 60 minutes
    $72.5K
    465 services$155.93/svc2.04x markup
    51784Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings⚠ 3.7x markup
    $69.6K
    797 services$87.33/svc3.66x markup
    57288Creation of sling around bladder canal (urethra) to control leakage
    $67.0K
    181 services$370.33/svc2.99x markup
    51701Insertion of temporary bladder catheter
    $64.0K
    1.7K services$38.64/svc2.53x markup
    57160Fitting and insertion of vaginal support device
    $52.7K
    888 services$59.40/svc2.20x markup
    99212Established patient office or other outpatient visit, typically 10 minutes
    $43.3K
    1.0K services$42.11/svc2.14x markup
    51797Insertion of device into the abdomen with measurement of pressure and urine flow rate
    $42.7K
    340 services$125.73/svc1.78x markup
    52260Dilation of the bladder using an endoscope under general or spinal anesthesia⚠ 3.3x markup
    $42.6K
    432 services$98.55/svc3.32x markup
    99215Established patient office or other outpatient, visit typically 40 minutes
    $38.4K
    333 services$115.35/svc2.05x markup
    Show detailed table ▾
    CodeDescriptionServicesPaymentsAvg/ServiceMarkup
    99214Established patient office or other outpatient, visit typically 25 minutes5.9K$494.1K$83.642.03x
    64566Implantation of lower leg neurostimulator electrode, accessed through the skin4.4K$456.1K$103.742.06x
    51700Bladder irrigation and/or instillation6.9K$422.5K$61.363.19x
    99213Established patient office or other outpatient visit, typically 15 minutes5.3K$341.6K$63.941.97x
    52287Examination with injections of chemical for destruction of bladder using an endoscope693$204.4K$294.911.80x
    99204New patient office or other outpatient visit, typically 45 minutes1.4K$169.4K$122.172.08x
    91122Study of anorectal pressure generated by muscles surrounding anus (sphincter)825$160.0K$193.961.86x
    57265Repair of herniated rectum and bladder into vaginal wall206$141.9K$689.032.01x
    52265Dilation of the bladder including local anesthetic using an endoscope391$122.5K$313.181.88x
    51729Insertion of electronic device into bladder with voiding and bladder canal (urethra) pressure studies346$104.5K$301.991.88x
    57150Irrigation of vagina and/or application of drug to treat infection2.0K$74.7K$37.582.04x
    99205New patient office or other outpatient visit, typically 60 minutes465$72.5K$155.932.04x
    51784Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings797$69.6K$87.333.66x
    57288Creation of sling around bladder canal (urethra) to control leakage181$67.0K$370.332.99x
    51701Insertion of temporary bladder catheter1.7K$64.0K$38.642.53x
    57160Fitting and insertion of vaginal support device888$52.7K$59.402.20x
    99212Established patient office or other outpatient visit, typically 10 minutes1.0K$43.3K$42.112.14x
    51797Insertion of device into the abdomen with measurement of pressure and urine flow rate340$42.7K$125.731.78x
    52260Dilation of the bladder using an endoscope under general or spinal anesthesia432$42.6K$98.553.32x
    99215Established patient office or other outpatient, visit typically 40 minutes333$38.4K$115.352.05x

    Markup Analysis

    Charge-to-Payment Ratio

    2.28x

    This provider submits charges 2.28 times higher than what Medicare actually pays.

    What This Means

    A markup ratio of 2.28x means for every $100 Medicare pays, this provider initially charges $228. This is higher than the national average.

    Location

    Auburn, CA

    Provider Verification

    Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

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    Data Sources

    • • Centers for Medicare & Medicaid Services (CMS)
    • • Medicare Provider Utilization and Payment Data (2014-2023)
    • • National Plan and Provider Enumeration System (NPPES)

    Last Updated: February 2026 (data through 2023, the latest CMS release)

    Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.

    Believe this data is inaccurate? Dispute this data