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. Joseph Gretzula
๐Ÿงด
DOIndividual

Joseph Gretzula, DO

NPI: 1952590218
Boynton Beach, FL
10 years of data
Dermatology
$5.2M
Total Payments
44.7K
Beneficiaries
93.7K
Services
2.28x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$5.2M
Specialty median$212.7K

๐Ÿ“‹ Key Findings

1Billed $5.2M over 10 years
22.28x markup ratio (above median)
398th percentile in Dermatology by payments
44 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.2M in total Medicare payments ranks in the 98th percentile of Dermatology providers nationally.

This provider's billing patterns fall within normal ranges for their specialty.

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$165.29$71.652.31x$93.64$686.1K11.6K5.5K
2015$141.73$69.932.03x$71.80$552.3K11.7K5.3K
2016$131.62$70.971.85x$60.65$527.6K10.7K5.0K
2017$158.89$70.642.25x$88.25$495.8K9.7K4.6K
2018$150.35$65.582.29x$84.77$483.9K9.5K4.5K
2019$166.39$73.642.26x$92.75$504.5K9.2K4.3K
2020$166.43$70.922.35x$95.51$447.8K7.7K3.9K
2021$172.14$77.612.22x$94.53$512.1K8.2K4.0K
2022$178.24$77.412.30x$100.83$506.7K8.0K3.8K
2023$181.61$78.352.32x$103.26$491.2K7.4K3.8K

Top Procedures (20)

17004Destruction of 15 or more skin growths
$1.1M
8.6K services$129.78/svc2.16x markup
11100Biopsy of single growth of skin and/or tissue
$652.3K
9.2K services$71.10/svc1.89x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$535.3K
9.5K services$56.34/svc1.73x markup
11102Tangential biopsy of single skin lesion
$477.9K
7.0K services$68.56/svc2.19x markup
88305Pathology examination of tissue using a microscope, intermediate complexityโš  3.8x markup
$461.6K
16.0K services$28.88/svc3.81x markup
17262Destruction of malignant growth (1.1 to 2.0 centimeters) of trunk, arms, or legs
$342.2K
3.2K services$108.23/svc2.26x markup
11103Tangential biopsy of additional skin lesion
$283.5K
6.4K services$44.10/svc1.70x markup
17282Destruction of malignant growth (1.1 to 2.0 centimeters) of face, ears, eyelids, nose, lips, or mouth
$229.8K
1.5K services$155.81/svc1.84x markup
11101Biopsy of each additional growth of skin and/or tissue
$228.9K
8.4K services$27.31/svc1.76x markup
17000Destruction of skin growthโš  3.8x markup
$228.7K
8.1K services$28.16/svc3.84x markup
17272Destruction of malignant growth (1.1 to 2.0 centimeters) of scalp, neck, hands, feet, or genitals
$215.4K
1.7K services$128.36/svc2.13x markup
99214Established patient outpatient visit, total time 30-39 minutes
$154.5K
1.6K services$99.46/svc1.99x markup
17281Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth
$81.6K
684 services$119.29/svc2.11x markup
69100Biopsy of earโš  4.2x markup
$61.1K
1.4K services$43.48/svc4.19x markup
99203New patient office or other outpatient visit, typically 30 minutes
$48.0K
629 services$76.34/svc1.93x markup
17003Destruction of 2-14 skin growthsโš  3.3x markup
$41.4K
8.0K services$5.16/svc3.34x markup
99204New patient outpatient visit, total time 45-59 minutes
$15.9K
130 services$122.01/svc1.92x markup
40490Biopsy of lip
$12.0K
129 services$92.76/svc2.02x markup
88342Special stained specimen slides to examine tissue, initial procedure
$6.4K
81 services$79.30/svc2.52x markup
Q0112All potassium hydroxide (koh) preparations
$4.0K
695 services$5.71/svc2.26x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
17004Destruction of 15 or more skin growths8.6K$1.1M$129.782.16x
11100Biopsy of single growth of skin and/or tissue9.2K$652.3K$71.101.89x
99213Established patient office or other outpatient visit, typically 15 minutes9.5K$535.3K$56.341.73x
11102Tangential biopsy of single skin lesion7.0K$477.9K$68.562.19x
88305Pathology examination of tissue using a microscope, intermediate complexity16.0K$461.6K$28.883.81x
17262Destruction of malignant growth (1.1 to 2.0 centimeters) of trunk, arms, or legs3.2K$342.2K$108.232.26x
11103Tangential biopsy of additional skin lesion6.4K$283.5K$44.101.70x
17282Destruction of malignant growth (1.1 to 2.0 centimeters) of face, ears, eyelids, nose, lips, or mouth1.5K$229.8K$155.811.84x
11101Biopsy of each additional growth of skin and/or tissue8.4K$228.9K$27.311.76x
17000Destruction of skin growth8.1K$228.7K$28.163.84x
17272Destruction of malignant growth (1.1 to 2.0 centimeters) of scalp, neck, hands, feet, or genitals1.7K$215.4K$128.362.13x
99214Established patient outpatient visit, total time 30-39 minutes1.6K$154.5K$99.461.99x
17281Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth684$81.6K$119.292.11x
69100Biopsy of ear1.4K$61.1K$43.484.19x
99203New patient office or other outpatient visit, typically 30 minutes629$48.0K$76.341.93x
17003Destruction of 2-14 skin growths8.0K$41.4K$5.163.34x
99204New patient outpatient visit, total time 45-59 minutes130$15.9K$122.011.92x
40490Biopsy of lip129$12.0K$92.762.02x
88342Special stained specimen slides to examine tissue, initial procedure81$6.4K$79.302.52x
Q0112All potassium hydroxide (koh) preparations695$4.0K$5.712.26x

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

Boynton Beach, 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.

Joseph Gretzula (you)
$5.2M
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