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

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Marguerite Germain
๐Ÿงด
MDIndividual

Marguerite Germain, MD

NPI: 1750308219
Mt Pleasant, SC
10 years of data
Dermatology
$8.8M
Total Payments
70.8K
Beneficiaries
116.0K
Services
2.09x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$8.8M
Specialty median$212.7K

๐Ÿ“‹ Key Findings

1Billed $8.8M over 10 years
22.09x markup ratio (above median)
399th percentile in Dermatology by payments
4Payments surged 81% in 2020
52 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $8.8M in total Medicare payments ranks in the 99th percentile of Dermatology providers nationally.

Medicare payments to this provider grew 358% 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 81% 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
2014$214.92$104.802.05x$110.12$386.8K5.9K4.3K
2015$135.47$63.342.14x$72.13$316.4K5.4K4.1K
2016$155.46$67.742.29x$87.72$427.9K7.0K5.0K
2017$150.71$68.452.20x$82.26$501.7K8.2K6.0K
2018$162.01$72.582.23x$89.43$483.2K7.7K6.1K
2019$185.07$85.982.15x$99.09$638.1K8.9K6.0K
2020$322.57$126.072.56x$196.50$1.2M13.8K7.7K
2021$283.05$120.462.35x$162.59$1.6M18.2K9.5K
2022$219.55$96.172.28x$123.38$1.5M19.1K10.4K
2023$218.19$98.982.20x$119.21$1.8M21.7K11.7K

Top Procedures (20)

77280Management of radiation therapy simulation, simple
$1.5M
7.5K services$203.63/svc2.21x markup
G6001Ultrasonic guidance for placement of radiation therapy fields
$948.5K
8.1K services$117.38/svc1.90x markup
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)
$810.8K
2.9K services$278.04/svc1.51x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$785.7K
10.2K services$76.74/svc1.69x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$680.2K
12.2K services$55.71/svc1.58x markup
17004Destruction of 15 or more skin growthsโš  3.2x markup
$482.6K
4.5K services$106.36/svc3.16x markup
17000Destruction of skin growth
$480.9K
13.6K services$35.26/svc2.69x markup
11102Tangential biopsy of single skin lesion
$389.1K
6.2K services$62.88/svc2.23x markup
11100Biopsy of single growth of skin and/or tissue
$265.8K
4.0K services$66.12/svc2.01x markup
17110Destruction of up to 14 skin growths
$234.5K
3.2K services$74.01/svc1.68x markup
99203New patient office or other outpatient visit, typically 30 minutes
$229.1K
3.3K services$69.50/svc2.14x markup
77401Radiation treatment delivery, superficial
$203.5K
7.2K services$28.13/svc1.99x markup
77427Radiation treatment management, 5 treatments
$197.8K
1.3K services$146.97/svc1.94x markup
88305Pathology examination of tissue using a microscope, intermediate complexityโš  3.3x markup
$179.2K
3.5K services$51.75/svc3.30x markup
96574Application of light and light-sensitive drugs following removal of premalignant thickened skin growth, per day
$150.3K
786 services$191.16/svc1.69x markup
99204New patient outpatient visit, total time 45-59 minutes
$138.6K
1.3K services$109.10/svc1.97x markup
96567Application of light to aid destruction of premalignant and/or malignant skin growths, each session
$119.0K
1.4K services$83.59/svc1.72x markup
96573Application of light and light-sensitive drugs to aid destruction of premalignant skin growths, per day
$102.0K
677 services$150.60/svc1.67x markup
11602Removal of malignant growth (1.1 to 2.0 centimeters) of the trunk, arms, or legs
$92.2K
616 services$149.65/svc2.04x markup
17311Removal and microscopic examination of growth of the head, neck, hands, feet, or genitals (first stage, up to 5 tissue blocks)
$79.5K
180 services$441.94/svc2.63x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
77280Management of radiation therapy simulation, simple7.5K$1.5M$203.632.21x
G6001Ultrasonic guidance for placement of radiation therapy fields8.1K$948.5K$117.381.90x
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)2.9K$810.8K$278.041.51x
99214Established patient office or other outpatient, visit typically 25 minutes10.2K$785.7K$76.741.69x
99213Established patient office or other outpatient visit, typically 15 minutes12.2K$680.2K$55.711.58x
17004Destruction of 15 or more skin growths4.5K$482.6K$106.363.16x
17000Destruction of skin growth13.6K$480.9K$35.262.69x
11102Tangential biopsy of single skin lesion6.2K$389.1K$62.882.23x
11100Biopsy of single growth of skin and/or tissue4.0K$265.8K$66.122.01x
17110Destruction of up to 14 skin growths3.2K$234.5K$74.011.68x
99203New patient office or other outpatient visit, typically 30 minutes3.3K$229.1K$69.502.14x
77401Radiation treatment delivery, superficial7.2K$203.5K$28.131.99x
77427Radiation treatment management, 5 treatments1.3K$197.8K$146.971.94x
88305Pathology examination of tissue using a microscope, intermediate complexity3.5K$179.2K$51.753.30x
96574Application of light and light-sensitive drugs following removal of premalignant thickened skin growth, per day786$150.3K$191.161.69x
99204New patient outpatient visit, total time 45-59 minutes1.3K$138.6K$109.101.97x
96567Application of light to aid destruction of premalignant and/or malignant skin growths, each session1.4K$119.0K$83.591.72x
96573Application of light and light-sensitive drugs to aid destruction of premalignant skin growths, per day677$102.0K$150.601.67x
11602Removal of malignant growth (1.1 to 2.0 centimeters) of the trunk, arms, or legs616$92.2K$149.652.04x
17311Removal and microscopic examination of growth of the head, neck, hands, feet, or genitals (first stage, up to 5 tissue blocks)180$79.5K$441.942.63x

Markup Analysis

Charge-to-Payment Ratio

2.09x

This provider submits charges 2.09 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.09x means for every $100 Medicare pays, this provider initially charges $209. This is higher than the national average.

Location

Mt Pleasant, SC

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.

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