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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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Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Mark Carter
๐Ÿ“ก
MDIndividual

Mark Carter, M.D.

NPI: 1932128337
Jacksonville, FL
10 years of data
Diagnostic Radiology
$5.4M
Total Payments
51.3K
Beneficiaries
54.2K
Services
5.02x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$5.4M
Specialty median$115.6K

๐Ÿ“‹ Key Findings

1Billed $5.4M over 10 years
25.02x markup ratio (above median)
399th percentile in Diagnostic Radiology by payments
420 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $5.4M in total Medicare payments ranks in the 99th percentile of Diagnostic Radiology providers nationally.

Their average markup ratio of 5.02x is significantly above the specialty median of 5.4x.

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$688.84$138.144.99x$550.70$511.3K4.8K4.5K
2015$741.86$140.905.27x$600.96$624.7K5.6K5.4K
2016$728.54$135.385.38x$593.16$640.0K5.7K5.3K
2017$758.41$142.325.33x$616.09$608.5K5.7K5.3K
2018$742.62$134.885.51x$607.74$505.9K5.1K4.9K
2019$776.82$137.875.63x$638.95$539.4K5.7K5.3K
2020$775.76$138.445.60x$637.32$529.2K5.5K5.2K
2021$780.36$135.645.75x$644.72$532.6K5.6K5.2K
2022$776.17$129.216.01x$646.96$493.0K5.5K5.2K
2023$746.23$120.306.20x$625.93$443.7K5.1K4.9K

Top Procedures (20)

74183MRI scan of abdomen before and after contrastโš  5.0x markup
$1.5M
4.7K services$312.42/svc5.02x markup
74177CT scan of abdomen and pelvis with contrastโš  4.2x markup
$1.3M
5.4K services$236.76/svc4.22x markup
74178CT scan of abdomen and pelvis before and after contrastโš  4.8x markup
$557.6K
2.1K services$263.88/svc4.81x markup
76700Ultrasound of abdomenโš  4.5x markup
$301.1K
3.4K services$89.48/svc4.46x markup
76705Ultrasound of abdomenโš  4.5x markup
$288.6K
4.5K services$64.27/svc4.52x markup
74176CT scan of abdomen and pelvisโš  4.4x markup
$288.2K
2.0K services$146.90/svc4.37x markup
74181MRI scan of abdomenโš  5.5x markup
$261.7K
1.4K services$188.15/svc5.48x markup
72197MRI scan of pelvis before and after contrastโš  7.0x markup
$154.5K
687 services$224.90/svc6.99x markup
74261Diagnostic CT scan of large bowelโš  8.7x markup
$128.4K
741 services$173.31/svc8.66x markup
74170CT scan abdomen before and after contrastโš  6.0x markup
$96.9K
509 services$190.39/svc5.96x markup
71260CT scan chest with contrastโš  7.8x markup
$78.1K
627 services$124.50/svc7.79x markup
74174CT scan of abdominal and pelvic blood vessels with contrastโš  5.3x markup
$74.6K
240 services$310.87/svc5.31x markup
72195MRI scan of pelvisโš  5.5x markup
$67.4K
333 services$202.32/svc5.52x markup
82570Creatinine level to test for kidney function or muscle injuryโš  3.7x markup
$60.7K
10.4K services$5.81/svc3.73x markup
74160CT scan abdomen with contrastโš  5.8x markup
$57.6K
343 services$168.07/svc5.83x markup
J1610Injection, glucagon hydrochloride, per 1 mgโš  3.2x markup
$57.1K
378 services$151.09/svc3.22x markup
74185MRI scan of blood vessels of abdomenโš  4.2x markup
$40.9K
138 services$296.20/svc4.23x markup
70480CT scan of cranial cavityโš  7.2x markup
$34.6K
339 services$102.18/svc7.21x markup
91200Measuring the stiffness in the liver via elastographyโš  18.5x markup
$27.4K
1.0K services$27.08/svc18.46x markup
76770Ultrasound behind abdominal cavityโš  4.3x markup
$24.1K
277 services$86.83/svc4.28x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
74183MRI scan of abdomen before and after contrast4.7K$1.5M$312.425.02x
74177CT scan of abdomen and pelvis with contrast5.4K$1.3M$236.764.22x
74178CT scan of abdomen and pelvis before and after contrast2.1K$557.6K$263.884.81x
76700Ultrasound of abdomen3.4K$301.1K$89.484.46x
76705Ultrasound of abdomen4.5K$288.6K$64.274.52x
74176CT scan of abdomen and pelvis2.0K$288.2K$146.904.37x
74181MRI scan of abdomen1.4K$261.7K$188.155.48x
72197MRI scan of pelvis before and after contrast687$154.5K$224.906.99x
74261Diagnostic CT scan of large bowel741$128.4K$173.318.66x
74170CT scan abdomen before and after contrast509$96.9K$190.395.96x
71260CT scan chest with contrast627$78.1K$124.507.79x
74174CT scan of abdominal and pelvic blood vessels with contrast240$74.6K$310.875.31x
72195MRI scan of pelvis333$67.4K$202.325.52x
82570Creatinine level to test for kidney function or muscle injury10.4K$60.7K$5.813.73x
74160CT scan abdomen with contrast343$57.6K$168.075.83x
J1610Injection, glucagon hydrochloride, per 1 mg378$57.1K$151.093.22x
74185MRI scan of blood vessels of abdomen138$40.9K$296.204.23x
70480CT scan of cranial cavity339$34.6K$102.187.21x
91200Measuring the stiffness in the liver via elastography1.0K$27.4K$27.0818.46x
76770Ultrasound behind abdominal cavity277$24.1K$86.834.28x

Markup Analysis

Charge-to-Payment Ratio

5.02x

This provider submits charges 5.02 times higher than what Medicare actually pays.

What This Means

A markup ratio of 5.02x means for every $100 Medicare pays, this provider initially charges $502. This is higher than the national average.

Location

Jacksonville, FL

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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