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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.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Leslie Denton
๐Ÿš‘
DOIndividual

Leslie Denton, DO

NPI: 1548385594
Las Vegas, NV
7 years of data
Emergency Medicine
$14.8M
Total Payments
122
Beneficiaries
518.8K
Services
2.81x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$14.8M
Specialty median$49.9K

๐Ÿ“‹ Key Findings

1Billed $14.8M over 7 years
22.81x markup ratio (above median)
399th percentile in Emergency Medicine by payments
4296 services/day โ€” physically implausible
5Payments surged 4703% in 2020
616 procedures with >3x markup

โš ๏ธ This provider averages 296 services per working day โ€” physically unusual for an individual practitioner

Based on 518.8K total services over 7 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $14.8M in total Medicare payments ranks in the 99th percentile of Emergency Medicine providers nationally.

Averaging 296 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 36001% from 2015 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

๐Ÿ“ˆ

Notable: Payments increased 4703% in 2020

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 โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2015$176.50$54.013.27x$122.49$19.3K3578
2016$1.7K$138.6712.39x$1.6K$4.0K291
2019$64.01$24.542.61x$39.47$47.4K1.9K6
2020$140.48$61.362.29x$79.12$2.3M37.1K17
2021$35.12$9.533.69x$25.59$1.0M106.5K25
2022$84.75$30.042.82x$54.71$4.4M147.4K32
2023$87.66$30.872.84x$56.79$7.0M225.4K33

Top Procedures (20)

J3241Injection, teprotumumab-trbw, 10 mg
$5.8M
23.1K services$253.69/svc1.82x markup
J3590Unclassified biologics
$1.9M
15.2K services$125.71/svc2.07x markup
J0897Injection, denosumab, 1 mgโš  3.3x markup
$1.0M
58.4K services$17.65/svc3.28x markup
J3380Injection, vedolizumab, 1 mgโš  3.5x markup
$984.4K
57.9K services$17.00/svc3.49x markup
J3111Injection, romosozumab-aqqg, 1 mgโš  3.5x markup
$964.3K
127.3K services$7.58/svc3.52x markup
J3245Injection, tildrakizumab, 1 mgโš  4.2x markup
$672.8K
6.5K services$103.50/svc4.24x markup
99487Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month
$458.7K
4.7K services$97.19/svc2.85x markup
J1745Injection, infliximab, excludes biosimilar, 10 mgโš  6.0x markup
$315.7K
11.4K services$27.65/svc6.04x markup
J3490Unclassified drugsโš  3.6x markup
$307.0K
10.7K services$28.63/svc3.65x markup
J2356Injection, tezepelumab-ekko, 1 mgโš  5.7x markup
$298.1K
21.2K services$14.05/svc5.69x markup
96365Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or lessโš  3.9x markup
$275.0K
5.0K services$54.74/svc3.86x markup
99489Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month
$239.8K
4.7K services$50.51/svc2.66x markup
J1306Injection, inclisiran, 1 mgโš  6.8x markup
$222.3K
23.9K services$9.32/svc6.78x markup
99213Established patient office or other outpatient visit, 20-29 minutesโš  3.1x markup
$205.1K
2.9K services$70.99/svc3.12x markup
99212Established patient office or other outpatient visit, 10-19 minutesโš  3.1x markup
$158.7K
3.5K services$44.73/svc3.13x markup
96360Infusion into a vein for hydration, 31-60 minutesโš  3.8x markup
$154.7K
5.6K services$27.57/svc3.76x markup
J0875Injection, dalbavancin, 5 mgโš  3.6x markup
$136.6K
11.1K services$12.31/svc3.60x markup
96366Infusion into a vein for therapy, prevention, or diagnosis, each additional hourโš  3.7x markup
$88.9K
5.2K services$17.03/svc3.74x markup
99214Established patient office or other outpatient visit, 30-39 minutesโš  3.2x markup
$87.0K
903 services$96.35/svc3.21x markup
J1439Injection, ferric carboxymaltose, 1 mgโš  5.6x markup
$84.2K
96.0K services$0.88/svc5.61x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J3241Injection, teprotumumab-trbw, 10 mg23.1K$5.8M$253.691.82x
J3590Unclassified biologics15.2K$1.9M$125.712.07x
J0897Injection, denosumab, 1 mg58.4K$1.0M$17.653.28x
J3380Injection, vedolizumab, 1 mg57.9K$984.4K$17.003.49x
J3111Injection, romosozumab-aqqg, 1 mg127.3K$964.3K$7.583.52x
J3245Injection, tildrakizumab, 1 mg6.5K$672.8K$103.504.24x
99487Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month4.7K$458.7K$97.192.85x
J1745Injection, infliximab, excludes biosimilar, 10 mg11.4K$315.7K$27.656.04x
J3490Unclassified drugs10.7K$307.0K$28.633.65x
J2356Injection, tezepelumab-ekko, 1 mg21.2K$298.1K$14.055.69x
96365Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less5.0K$275.0K$54.743.86x
99489Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month4.7K$239.8K$50.512.66x
J1306Injection, inclisiran, 1 mg23.9K$222.3K$9.326.78x
99213Established patient office or other outpatient visit, 20-29 minutes2.9K$205.1K$70.993.12x
99212Established patient office or other outpatient visit, 10-19 minutes3.5K$158.7K$44.733.13x
96360Infusion into a vein for hydration, 31-60 minutes5.6K$154.7K$27.573.76x
J0875Injection, dalbavancin, 5 mg11.1K$136.6K$12.313.60x
96366Infusion into a vein for therapy, prevention, or diagnosis, each additional hour5.2K$88.9K$17.033.74x
99214Established patient office or other outpatient visit, 30-39 minutes903$87.0K$96.353.21x
J1439Injection, ferric carboxymaltose, 1 mg96.0K$84.2K$0.885.61x

Markup Analysis

Charge-to-Payment Ratio

2.81x

This provider submits charges 2.81 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.81x means for every $100 Medicare pays, this provider initially charges $281. This is higher than the national average.

Location

Las Vegas, NV

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

  • โ€ข Centers for Medicare & Medicaid Services (CMS)
  • โ€ข Medicare Provider Utilization and Payment Data (2014-2023)
  • โ€ข 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