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. Don Wynn
๐Ÿซ
MDIndividual

Don Wynn, M.D.

NPI: 1750582458
Denison, TX
10 years of data
Pulmonary Disease
$9.4M
Total Payments
81.5K
Beneficiaries
175.3K
Services
2.16x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$9.4M
Specialty median$121.6K

๐Ÿ“‹ Key Findings

1Billed $9.4M over 10 years
22.16x markup ratio (above median)
399th percentile in Pulmonary Disease by payments
470 services/day โ€” unusually high
53 procedures with >3x markup

This provider averages 70 services per working day

Based on 175.3K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $9.4M in total Medicare payments ranks in the 99th percentile of Pulmonary Disease providers nationally.

Averaging 70 services per working day raises questions about billing patterns.

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 โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$153.67$55.032.79x$98.64$1.1M20.3K10.4K
2015$170.80$60.932.80x$109.87$981.5K18.9K9.4K
2016$182.67$57.013.20x$125.66$962.2K17.5K8.6K
2017$158.74$49.623.20x$109.12$1.1M21.2K9.0K
2018$145.05$49.232.95x$95.82$1.1M21.4K9.2K
2019$150.34$49.573.03x$100.77$1.1M20.6K9.2K
2020$164.61$55.722.95x$108.89$929.4K16.2K7.7K
2021$181.13$60.163.01x$120.97$883.8K15.0K6.9K
2022$140.23$46.533.01x$93.70$815.5K15.1K6.5K
2023$133.85$47.322.83x$86.53$506.3K9.2K4.7K

Top Procedures (20)

99233Subsequent hospital inpatient care, typically 35 minutes per day
$1.7M
22.4K services$77.74/svc1.93x markup
99215Established patient office or other outpatient, visit typically 40 minutes
$1.7M
15.9K services$105.20/svc2.10x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$835.2K
10.0K services$83.67/svc1.70x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$569.9K
3.8K services$149.65/svc1.80x markup
96401Non-hormonal anti-neoplastic chemotherapy beneath the skin or into muscle
$417.4K
7.6K services$54.93/svc2.19x markup
99205New patient office or other outpatient visit, typically 60 minutes
$314.5K
2.2K services$144.71/svc1.90x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$295.9K
5.4K services$54.74/svc1.84x markup
94060Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration
$261.8K
6.9K services$38.16/svc2.34x markup
87633Detection test for multiple types of respiratory virus
$250.0K
564 services$443.30/svc1.47x markup
94729Measurement of lung diffusing capacity
$242.4K
6.2K services$38.84/svc2.17x markup
71046X-ray of chest, 2 views
$231.4K
9.9K services$23.34/svc1.92x markup
99291Critical care delivery critically ill or injured patient, first 30-74 minutes
$230.1K
1.4K services$165.38/svc2.09x markup
94726Determination of lung volumes using plethysmography
$215.9K
5.8K services$37.21/svc2.66x markup
J2357Injection, omalizumab, 5 mg
$206.4K
7.6K services$27.11/svc1.59x markup
96365Infusion into a vein for therapy, prevention, or diagnosis up to 1 hour
$172.5K
3.4K services$50.28/svc1.88x markup
32555Removal of fluid from chest cavity with imaging guidanceโš  5.0x markup
$164.4K
995 services$165.20/svc5.02x markup
95811Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube
$147.1K
1.6K services$94.26/svc2.97x markup
31624Irrigation and suction of lung airways to obtain cells using an endoscopeโš  4.2x markup
$125.3K
1.5K services$83.01/svc4.24x markup
71020X-ray of chest, 2 views, front and side
$115.7K
5.8K services$19.84/svc2.77x markup
94620Pulmonary exercise testingโš  3.0x markup
$107.9K
2.7K services$39.91/svc3.01x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99233Subsequent hospital inpatient care, typically 35 minutes per day22.4K$1.7M$77.741.93x
99215Established patient office or other outpatient, visit typically 40 minutes15.9K$1.7M$105.202.10x
99214Established patient office or other outpatient, visit typically 25 minutes10.0K$835.2K$83.671.70x
99223Initial hospital inpatient care, typically 70 minutes per day3.8K$569.9K$149.651.80x
96401Non-hormonal anti-neoplastic chemotherapy beneath the skin or into muscle7.6K$417.4K$54.932.19x
99205New patient office or other outpatient visit, typically 60 minutes2.2K$314.5K$144.711.90x
99232Subsequent hospital inpatient care, typically 25 minutes per day5.4K$295.9K$54.741.84x
94060Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration6.9K$261.8K$38.162.34x
87633Detection test for multiple types of respiratory virus564$250.0K$443.301.47x
94729Measurement of lung diffusing capacity6.2K$242.4K$38.842.17x
71046X-ray of chest, 2 views9.9K$231.4K$23.341.92x
99291Critical care delivery critically ill or injured patient, first 30-74 minutes1.4K$230.1K$165.382.09x
94726Determination of lung volumes using plethysmography5.8K$215.9K$37.212.66x
J2357Injection, omalizumab, 5 mg7.6K$206.4K$27.111.59x
96365Infusion into a vein for therapy, prevention, or diagnosis up to 1 hour3.4K$172.5K$50.281.88x
32555Removal of fluid from chest cavity with imaging guidance995$164.4K$165.205.02x
95811Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube1.6K$147.1K$94.262.97x
31624Irrigation and suction of lung airways to obtain cells using an endoscope1.5K$125.3K$83.014.24x
71020X-ray of chest, 2 views, front and side5.8K$115.7K$19.842.77x
94620Pulmonary exercise testing2.7K$107.9K$39.913.01x

Markup Analysis

Charge-to-Payment Ratio

2.16x

This provider submits charges 2.16 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.16x means for every $100 Medicare pays, this provider initially charges $216. This is higher than the national average.

Location

Denison, TX

Provider Verification

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

Related

Browse
โ† Back to Provider Directory
State
All providers in TX โ†’
Specialty
All Pulmonary Disease 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