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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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Methodology•Download Data
  1. Home
  2. Providers
  3. Elizabeth Clayton
⚕️
MDIndividual

Elizabeth Clayton, MD

NPI: 1104051945
Easton, MD
10 years of data
Rheumatology
$26.2M
Total Payments
193
Beneficiaries
1.9M
Services
1.69x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$26.2M
Specialty median$352.6K

📋 Key Findings

1Billed $26.2M over 10 years
21.69x markup ratio
399th percentile in Rheumatology by payments
4779 services/day — physically implausible
5Payments surged 129% in 2015
63 procedures with >3x markup

⚠️ This provider averages 779 services per working day — physically unusual for an individual practitioner

Based on 1.9M total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $26.2M in total Medicare payments ranks in the 99th percentile of Rheumatology providers nationally.

Averaging 779 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 3005% 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

📈

Notable: Payments increased 129% in 2015

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

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$109.09$60.221.81x$48.87$227.5K3.8K8
2015$89.89$49.381.82x$40.51$520.5K10.5K13
2016$72.52$43.391.67x$29.13$1.1M24.7K14
2017$40.99$24.891.65x$16.10$1.2M46.7K18
2018$24.67$14.881.66x$9.79$2.4M162.7K21
2019$21.81$12.721.71x$9.09$2.7M211.7K21
2020$20.17$11.991.68x$8.18$2.7M227.5K23
2021$20.80$12.431.67x$8.37$3.4M273.6K21
2022$22.30$13.141.70x$9.16$5.0M377.1K26
2023$19.78$11.601.71x$8.18$7.1M608.8K28

Top Procedures (20)

J1745Injection, infliximab, excludes biosimilar, 10 mg
$5.0M
107.5K services$46.07/svc1.89x markup
J0897Injection, denosumab, 1 mg
$3.5M
215.0K services$16.44/svc1.44x markup
J0717Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
$2.8M
536.0K services$5.14/svc1.99x markup
J3111Injection, romosozumab-aqqg, 1 mg
$2.7M
354.1K services$7.64/svc1.40x markup
J0129Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
$2.4M
62.9K services$37.40/svc1.48x markup
J3262Injection, tocilizumab, 1 mg
$1.9M
470.4K services$4.05/svc1.51x markup
J9312Injection, rituximab, 10 mg
$1.8M
27.4K services$67.03/svc1.49x markup
J3245Injection, tildrakizumab, 1 mg
$1.6M
14.3K services$108.62/svc1.30x markup
J3380Injection, vedolizumab, 1 mg
$1.0M
60.0K services$17.23/svc1.45x markup
96413Administration of chemotherapy into vein, 1 hour or less⚠ 3.1x markup
$666.1K
5.8K services$114.39/svc3.06x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$659.7K
7.8K services$84.93/svc1.92x markup
96401Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle
$457.1K
7.2K services$63.86/svc1.49x markup
J1306Injection, inclisiran, 1 mg
$393.2K
42.0K services$9.35/svc1.71x markup
Q5103Injection, infliximab-dyyb, biosimilar, (inflectra), 10 mg
$358.8K
10.0K services$35.98/svc2.29x markup
J9310Injection, rituximab, 100 mg
$321.7K
488 services$659.30/svc1.44x markup
99204New patient office or other outpatient visit, 45-59 minutes
$196.3K
1.6K services$121.08/svc1.68x markup
99213Established patient office or other outpatient visit, 20-29 minutes
$136.4K
2.3K services$58.30/svc2.21x markup
96415Administration of chemotherapy into vein, each additional hour⚠ 4.1x markup
$108.5K
4.4K services$24.41/svc4.09x markup
Q5121Injection, infliximab-axxq, biosimilar, (avsola), 10 mg
$81.6K
3.2K services$25.42/svc2.65x markup
J1602Injection, golimumab, 1 mg, for intravenous use⚠ 3.2x markup
$60.7K
6.4K services$9.46/svc3.17x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J1745Injection, infliximab, excludes biosimilar, 10 mg107.5K$5.0M$46.071.89x
J0897Injection, denosumab, 1 mg215.0K$3.5M$16.441.44x
J0717Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)536.0K$2.8M$5.141.99x
J3111Injection, romosozumab-aqqg, 1 mg354.1K$2.7M$7.641.40x
J0129Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)62.9K$2.4M$37.401.48x
J3262Injection, tocilizumab, 1 mg470.4K$1.9M$4.051.51x
J9312Injection, rituximab, 10 mg27.4K$1.8M$67.031.49x
J3245Injection, tildrakizumab, 1 mg14.3K$1.6M$108.621.30x
J3380Injection, vedolizumab, 1 mg60.0K$1.0M$17.231.45x
96413Administration of chemotherapy into vein, 1 hour or less5.8K$666.1K$114.393.06x
99214Established patient office or other outpatient visit, 30-39 minutes7.8K$659.7K$84.931.92x
96401Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle7.2K$457.1K$63.861.49x
J1306Injection, inclisiran, 1 mg42.0K$393.2K$9.351.71x
Q5103Injection, infliximab-dyyb, biosimilar, (inflectra), 10 mg10.0K$358.8K$35.982.29x
J9310Injection, rituximab, 100 mg488$321.7K$659.301.44x
99204New patient office or other outpatient visit, 45-59 minutes1.6K$196.3K$121.081.68x
99213Established patient office or other outpatient visit, 20-29 minutes2.3K$136.4K$58.302.21x
96415Administration of chemotherapy into vein, each additional hour4.4K$108.5K$24.414.09x
Q5121Injection, infliximab-axxq, biosimilar, (avsola), 10 mg3.2K$81.6K$25.422.65x
J1602Injection, golimumab, 1 mg, for intravenous use6.4K$60.7K$9.463.17x

Markup Analysis

Charge-to-Payment Ratio

1.69x

This provider submits charges 1.69 times higher than what Medicare actually pays.

What This Means

A markup ratio of 1.69x means for every $100 Medicare pays, this provider initially charges $169. This is lower than the national average.

Location

Easton, MD

Provider Verification

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

Similar Providers

Other Rheumatology providers in MD for peer comparison.

Elizabeth Clayton (you)
$26.2M
Howard Hauptman, M.D.
$35.5M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Howard Hauptman, M.D.Baltimore, MD$35.5M✓ Clear

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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.

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