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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. Shang Wu
๐Ÿฅ
MDIndividual

Shang Wu, M.D.

NPI: 1336228253
Hacienda Heights, CA
10 years of data
Gastroenterology
$4.5M
Total Payments
36.7K
Beneficiaries
58.2K
Services
2.22x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$4.5M
Specialty median$87.0K

๐Ÿ“‹ Key Findings

1Billed $4.5M over 10 years
22.22x markup ratio (above median)
399th percentile in Gastroenterology by payments
48 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.5M in total Medicare payments ranks in the 99th percentile of Gastroenterology providers nationally.

Medicare payments to this provider grew 62% 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

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$295.57$100.862.93x$194.71$344.7K5.1K2.8K
2015$302.45$99.353.04x$203.10$317.0K4.6K2.6K
2016$307.54$95.393.22x$212.15$328.7K4.2K2.7K
2017$292.43$90.773.22x$201.66$377.1K4.9K3.1K
2018$299.33$91.933.26x$207.40$433.6K5.9K3.7K
2019$308.01$92.053.35x$215.96$489.0K6.6K4.2K
2020$308.99$95.703.23x$213.29$431.6K5.7K3.5K
2021$294.64$102.082.89x$192.56$616.2K7.1K4.6K
2022$328.18$99.073.31x$229.11$624.9K7.4K5.0K
2023$311.35$98.483.16x$212.87$559.5K6.6K4.7K

Top Procedures (20)

99214Established patient office or other outpatient, visit typically 25 minutes
$1.5M
15.7K services$95.99/svc1.44x markup
76700Ultrasound of abdomen
$744.4K
6.9K services$108.31/svc2.31x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$733.8K
10.9K services$67.33/svc1.56x markup
76536Ultrasound of head and neck
$273.3K
2.6K services$103.33/svc2.52x markup
99204New patient office or other outpatient visit, typically 45 minutes
$200.6K
1.5K services$133.44/svc1.52x markup
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscopeโš  7.0x markup
$191.5K
2.1K services$91.72/svc7.00x markup
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck
$142.4K
792 services$179.75/svc1.56x markup
45380Biopsy of large bowel using an endoscopeโš  6.3x markup
$129.7K
1.1K services$122.94/svc6.25x markup
83013Breath test analysis for helicobacter pylori
$114.1K
1.5K services$76.55/svc1.52x markup
99212Established patient office or other outpatient visit, typically 10 minutes
$72.1K
1.8K services$40.19/svc1.83x markup
46930Destruction of internal anal hemorrhoids
$69.2K
366 services$189.04/svc1.85x markup
45385Removal of polyps or growths of large bowel using an endoscopeโš  4.0x markup
$62.8K
330 services$190.31/svc3.98x markup
G0008Administration of influenza virus vaccine
$49.3K
2.0K services$24.53/svc1.32x markup
45384Removal of polyps or growths in large bowel using an endoscopeโš  4.2x markup
$45.3K
299 services$151.58/svc4.24x markup
45378Diagnostic examination of large bowel using an endoscopeโš  6.0x markup
$41.1K
255 services$161.06/svc6.04x markup
90694Influenza virus vaccine, quadrivalent (aiiv4), inactivated, adjuvanted, preservative free, for injection into muscle, 0.5 ml dosage
$39.0K
548 services$71.08/svc1.19x markup
36415Insertion of needle into vein for collection of blood sampleโš  5.7x markup
$20.3K
5.8K services$3.50/svc5.71x markup
91200Measuring the stiffness in the liver via elastographyโš  3.1x markup
$17.2K
568 services$30.35/svc3.13x markup
45382Control of bleeding in upper large bowel using an endoscope
$13.9K
63 services$220.62/svc1.96x markup
83014Administration of drug for helicobacter pyloriโš  10.4x markup
$13.3K
1.5K services$8.93/svc10.44x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99214Established patient office or other outpatient, visit typically 25 minutes15.7K$1.5M$95.991.44x
76700Ultrasound of abdomen6.9K$744.4K$108.312.31x
99213Established patient office or other outpatient visit, typically 15 minutes10.9K$733.8K$67.331.56x
76536Ultrasound of head and neck2.6K$273.3K$103.332.52x
99204New patient office or other outpatient visit, typically 45 minutes1.5K$200.6K$133.441.52x
43239Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope2.1K$191.5K$91.727.00x
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck792$142.4K$179.751.56x
45380Biopsy of large bowel using an endoscope1.1K$129.7K$122.946.25x
83013Breath test analysis for helicobacter pylori1.5K$114.1K$76.551.52x
99212Established patient office or other outpatient visit, typically 10 minutes1.8K$72.1K$40.191.83x
46930Destruction of internal anal hemorrhoids366$69.2K$189.041.85x
45385Removal of polyps or growths of large bowel using an endoscope330$62.8K$190.313.98x
G0008Administration of influenza virus vaccine2.0K$49.3K$24.531.32x
45384Removal of polyps or growths in large bowel using an endoscope299$45.3K$151.584.24x
45378Diagnostic examination of large bowel using an endoscope255$41.1K$161.066.04x
90694Influenza virus vaccine, quadrivalent (aiiv4), inactivated, adjuvanted, preservative free, for injection into muscle, 0.5 ml dosage548$39.0K$71.081.19x
36415Insertion of needle into vein for collection of blood sample5.8K$20.3K$3.505.71x
91200Measuring the stiffness in the liver via elastography568$17.2K$30.353.13x
45382Control of bleeding in upper large bowel using an endoscope63$13.9K$220.621.96x
83014Administration of drug for helicobacter pylori1.5K$13.3K$8.9310.44x

Markup Analysis

Charge-to-Payment Ratio

2.22x

This provider submits charges 2.22 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.22x means for every $100 Medicare pays, this provider initially charges $222. This is higher than the national average.

Location

Hacienda Heights, CA

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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