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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. Danh Nguyen
๐Ÿ“ก
MDIndividual

Danh Nguyen, MD

NPI: 1003999103
Riverside, CA
10 years of data
Diagnostic Radiology
$4.0M
Total Payments
92.7K
Beneficiaries
94.6K
Services
4.7x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$4.0M
Specialty median$115.6K

๐Ÿ“‹ Key Findings

1Billed $4.0M over 10 years
24.7x markup ratio (above median)
399th percentile in Diagnostic Radiology by payments
4Payments surged 325% in 2017
519 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.0M in total Medicare payments ranks in the 99th percentile of Diagnostic Radiology providers nationally.

Medicare payments to this provider grew 176% 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 325% in 2017

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$224.93$37.605.98x$187.33$165.5K4.5K4.2K
2015$223.40$36.526.12x$186.88$147.2K4.6K4.3K
2016$278.00$41.706.67x$236.30$100.6K3.0K2.9K
2017$524.00$88.605.91x$435.40$427.0K8.0K7.9K
2018$387.95$83.224.66x$304.73$611.8K13.7K13.5K
2019$312.13$72.124.33x$240.01$538.2K11.6K11.4K
2020$273.30$65.404.18x$207.90$417.2K10.1K9.9K
2021$285.96$68.844.15x$217.12$541.1K14.0K13.8K
2022$293.62$71.524.11x$222.10$599.0K13.3K13.2K
2023$224.61$54.404.13x$170.21$456.3K11.7K11.6K

Top Procedures (20)

74178CT scan of abdomen and pelvis before and after contrastโš  4.7x markup
$247.7K
960 services$257.98/svc4.69x markup
71046X-ray of chest, 2 viewsโš  3.9x markup
$212.1K
9.2K services$23.18/svc3.94x markup
71250CT scan chestโš  5.5x markup
$171.0K
1.7K services$101.70/svc5.48x markup
77080Bone density measurement using dedicated X-ray machineโš  7.4x markup
$164.1K
3.9K services$41.97/svc7.36x markup
72100X-ray of lower and sacral spine, 2 or 3 viewsโš  4.2x markup
$155.3K
6.1K services$25.57/svc4.24x markup
74176CT scan of abdomen and pelvisโš  5.8x markup
$141.2K
1.3K services$108.85/svc5.79x markup
73562X-ray of knee, 3 viewsโš  3.9x markup
$135.6K
5.4K services$25.28/svc3.87x markup
74177CT scan of abdomen and pelvis with contrastโš  4.7x markup
$133.3K
766 services$173.99/svc4.72x markup
72148MRI scan of lower spinal canalโš  7.9x markup
$129.3K
881 services$146.74/svc7.89x markup
76700Ultrasound of abdomenโš  3.5x markup
$112.6K
1.6K services$71.30/svc3.51x markup
73030X-ray of shoulder, minimum of 2 viewsโš  4.0x markup
$96.2K
4.5K services$21.22/svc3.98x markup
73502X-ray of hip with pelvis, 2-3 viewsโš  3.7x markup
$93.4K
3.1K services$30.46/svc3.73x markup
73630X-ray of foot, minimum of 3 viewsโš  3.8x markup
$83.7K
4.1K services$20.52/svc3.79x markup
74183MRI scan of abdomen before and after contrastโš  5.0x markup
$78.2K
248 services$315.46/svc5.05x markup
71260CT scan chest with contrastโš  6.3x markup
$75.1K
892 services$84.21/svc6.33x markup
70450CT scan head or brainโš  6.7x markup
$73.6K
1.8K services$40.05/svc6.70x markup
72110X-ray of lower and sacral spine, minimum of 4 viewsโš  4.2x markup
$71.7K
2.1K services$34.22/svc4.22x markup
76536Ultrasound of head and neck
$65.6K
880 services$74.57/svc2.92x markup
73130X-ray of hand, minimum of 3 viewsโš  3.9x markup
$64.9K
3.6K services$18.24/svc3.92x markup
72050X-ray of upper spine, 4 or 5 viewsโš  4.0x markup
$59.4K
1.9K services$31.94/svc4.02x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
74178CT scan of abdomen and pelvis before and after contrast960$247.7K$257.984.69x
71046X-ray of chest, 2 views9.2K$212.1K$23.183.94x
71250CT scan chest1.7K$171.0K$101.705.48x
77080Bone density measurement using dedicated X-ray machine3.9K$164.1K$41.977.36x
72100X-ray of lower and sacral spine, 2 or 3 views6.1K$155.3K$25.574.24x
74176CT scan of abdomen and pelvis1.3K$141.2K$108.855.79x
73562X-ray of knee, 3 views5.4K$135.6K$25.283.87x
74177CT scan of abdomen and pelvis with contrast766$133.3K$173.994.72x
72148MRI scan of lower spinal canal881$129.3K$146.747.89x
76700Ultrasound of abdomen1.6K$112.6K$71.303.51x
73030X-ray of shoulder, minimum of 2 views4.5K$96.2K$21.223.98x
73502X-ray of hip with pelvis, 2-3 views3.1K$93.4K$30.463.73x
73630X-ray of foot, minimum of 3 views4.1K$83.7K$20.523.79x
74183MRI scan of abdomen before and after contrast248$78.2K$315.465.05x
71260CT scan chest with contrast892$75.1K$84.216.33x
70450CT scan head or brain1.8K$73.6K$40.056.70x
72110X-ray of lower and sacral spine, minimum of 4 views2.1K$71.7K$34.224.22x
76536Ultrasound of head and neck880$65.6K$74.572.92x
73130X-ray of hand, minimum of 3 views3.6K$64.9K$18.243.92x
72050X-ray of upper spine, 4 or 5 views1.9K$59.4K$31.944.02x

Markup Analysis

Charge-to-Payment Ratio

4.7x

This provider submits charges 4.7 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.7x means for every $100 Medicare pays, this provider initially charges $470. This is higher than the national average.

Location

Riverside, CA

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 Diagnostic Radiology providers in CA for peer comparison.

Danh Nguyen (you)
$4.0M
Stephen Liu, M.D.
$37.2M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Stephen Liu, M.D.Modesto, CA$37.2Mโœ“ Clear

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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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