OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending

Explore

  • Providers
  • Procedures
  • States
  • Specialties
  • Search

Fraud Analysis

  • Still Out There (AI)
  • Fraud Overview
  • Fraud Watchlist
  • Deep Dive Profiles
  • Impossible Numbers
  • Report Fraud

Investigations

  • The Algorithm Knows
  • How We Built the Model
  • Internal Medicine Crisis
  • Florida & California Fraud
  • Million Dollar Flagged
  • All Investigations

Tools

  • Provider Lookup
  • Compare
  • Cost Calculator
  • Your Medicare Dollar
  • Downloads

About

  • About OpenMedicare
  • Methodology
  • Glossary
  • Data Sources
  • API Docs
  • Updates
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. David Dorton
๐Ÿงด
DOIndividual

David Dorton, DO

NPI: 1073502209
Port Richey, FL
10 years of data
Dermatology
$6.0M
Total Payments
45.1K
Beneficiaries
58.1K
Services
3.08x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$6.0M
Specialty median$212.7K

๐Ÿ“‹ Key Findings

1Billed $6.0M over 10 years
23.08x markup ratio (above median)
398th percentile in Dermatology by payments
4Payments surged 94% in 2023
58 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $6.0M in total Medicare payments ranks in the 98th percentile of Dermatology providers nationally.

Medicare payments to this provider grew 74% 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

๐Ÿ“ˆ

Notable: Payments increased 94% in 2023

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
2014$503.54$165.283.05x$338.26$559.4K6.4K5.2K
2015$488.87$162.253.01x$326.62$544.4K6.0K4.8K
2016$495.21$163.523.03x$331.69$532.7K6.5K5.1K
2017$536.54$180.552.97x$355.99$521.2K5.5K4.4K
2018$555.79$193.812.87x$361.98$552.0K6.3K5.0K
2019$628.27$221.672.83x$406.60$680.4K6.3K5.1K
2020$571.02$195.542.92x$375.48$474.6K4.2K3.5K
2021$611.83$215.252.84x$396.58$648.2K5.9K4.7K
2022$573.01$204.812.80x$368.20$500.7K4.8K3.8K
2023$419.82$145.222.89x$274.60$971.4K6.1K3.5K

Top Procedures (20)

17311Removal and microscopic examination of growth of the head, neck, hands, feet, or genitals (first stage, up to 5 tissue blocks)โš  3.7x markup
$958.9K
2.6K services$365.15/svc3.66x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$557.0K
10.8K services$51.66/svc2.96x markup
17312Removal and microscopic examination of growth of the head, neck, hands, feet, or genitals
$412.6K
1.3K services$313.03/svc2.55x markup
Q4194Novachor, per square centimeter
$408.7K
505 services$809.29/svc2.62x markup
14041Tissue transfer repair of wound (10.1 to 30.0 sq centimeters) of the forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feet
$285.8K
388 services$736.59/svc2.59x markup
15260Relocation of patient skin to nose, ears, eyelids, and/or lips (20 sq centimeters or less)
$279.5K
351 services$796.36/svc2.60x markup
17000Destruction of skin growthโš  4.0x markup
$239.9K
6.6K services$36.24/svc4.02x markup
11100Biopsy of single growth of skin and/or tissueโš  3.0x markup
$236.7K
3.5K services$68.40/svc3.05x markup
17110Destruction of up to 14 skin growths
$165.6K
2.2K services$75.80/svc2.93x markup
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)
$162.7K
578 services$281.55/svc2.29x markup
13132Repair of wound (2.6 to 7.5 centimeters) of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feetโš  4.8x markup
$152.7K
695 services$219.75/svc4.79x markup
11102Tangential biopsy of single skin lesionโš  3.1x markup
$148.5K
2.3K services$64.82/svc3.10x markup
17004Destruction of 15 or more skin growths
$134.1K
1.2K services$112.05/svc2.98x markup
14060Tissue transfer repair of wound (10 sq centimeters or less) of eyelids, nose, ears, and/or lips
$132.8K
217 services$611.89/svc2.61x markup
13121Repair of wound (2.6 to 7.5 centimeters) of scalp, arms, and/or legsโš  3.2x markup
$131.5K
477 services$275.58/svc3.19x markup
14301Tissue transfer repair of wound (30.1 to 60.0 sq centimeters)
$129.1K
148 services$872.32/svc2.57x markup
13101Repair of wound (2.6 to 7.5 centimeters) of trunk
$113.9K
379 services$300.64/svc2.67x markup
17262Destruction of malignant growth (1.1 to 2.0 centimeters) of trunk, arms, or legsโš  3.1x markup
$108.7K
965 services$112.68/svc3.15x markup
14040Tissue transfer repair of wound (10 sq centimeters or less) of the forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feet
$104.1K
176 services$591.58/svc2.65x markup
99203New patient office or other outpatient visit, typically 30 minutesโš  3.1x markup
$96.9K
1.4K services$69.73/svc3.10x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
17311Removal and microscopic examination of growth of the head, neck, hands, feet, or genitals (first stage, up to 5 tissue blocks)2.6K$958.9K$365.153.66x
99213Established patient office or other outpatient visit, typically 15 minutes10.8K$557.0K$51.662.96x
17312Removal and microscopic examination of growth of the head, neck, hands, feet, or genitals1.3K$412.6K$313.032.55x
Q4194Novachor, per square centimeter505$408.7K$809.292.62x
14041Tissue transfer repair of wound (10.1 to 30.0 sq centimeters) of the forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feet388$285.8K$736.592.59x
15260Relocation of patient skin to nose, ears, eyelids, and/or lips (20 sq centimeters or less)351$279.5K$796.362.60x
17000Destruction of skin growth6.6K$239.9K$36.244.02x
11100Biopsy of single growth of skin and/or tissue3.5K$236.7K$68.403.05x
17110Destruction of up to 14 skin growths2.2K$165.6K$75.802.93x
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)578$162.7K$281.552.29x
13132Repair of wound (2.6 to 7.5 centimeters) of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feet695$152.7K$219.754.79x
11102Tangential biopsy of single skin lesion2.3K$148.5K$64.823.10x
17004Destruction of 15 or more skin growths1.2K$134.1K$112.052.98x
14060Tissue transfer repair of wound (10 sq centimeters or less) of eyelids, nose, ears, and/or lips217$132.8K$611.892.61x
13121Repair of wound (2.6 to 7.5 centimeters) of scalp, arms, and/or legs477$131.5K$275.583.19x
14301Tissue transfer repair of wound (30.1 to 60.0 sq centimeters)148$129.1K$872.322.57x
13101Repair of wound (2.6 to 7.5 centimeters) of trunk379$113.9K$300.642.67x
17262Destruction of malignant growth (1.1 to 2.0 centimeters) of trunk, arms, or legs965$108.7K$112.683.15x
14040Tissue transfer repair of wound (10 sq centimeters or less) of the forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, and/or feet176$104.1K$591.582.65x
99203New patient office or other outpatient visit, typically 30 minutes1.4K$96.9K$69.733.10x

Markup Analysis

Charge-to-Payment Ratio

3.08x

This provider submits charges 3.08 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.08x means for every $100 Medicare pays, this provider initially charges $308. This is higher than the national average.

Location

Port Richey, FL

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 Dermatology providers in FL for peer comparison.

David Dorton (you)
$6.0M
Thi Tran, DO
$37.6M
Neil Sandhu, MD
$36.2M
David Casper, M.D.
$35.4M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Thi Tran, DOThe Villages, FL$37.6Mโœ“ Clear
Neil Sandhu, MDOrange City, FL$36.2Mโœ“ Clear
David Casper, M.D.The Villages, FL$35.4Mโœ“ Clear

Related

Browse
โ† Back to Provider Directory
State
All providers in FL โ†’
Specialty
All Dermatology providers โ†’
Tool
Compare this provider โ†’
Analysis
Fraud Watchlist โ†’
Search
Search all providers โ†’

Share This Provider

Share this provider's Medicare payment information

Share:

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