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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. William Long
๐Ÿ“ก
MDIndividual

William Long, M.D.

NPI: 1992767404
Alexandria, LA
10 years of data
Interventional Radiology
$4.1M
Total Payments
25.2K
Beneficiaries
28.7K
Services
5.55x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$4.1M
Specialty median$146.5K

๐Ÿ“‹ Key Findings

1Billed $4.1M over 10 years
25.55x markup ratio (above median)
398th percentile in Interventional Radiology by payments
4Payments surged 499% in 2022
520 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.1M in total Medicare payments ranks in the 98th percentile of Interventional Radiology providers nationally.

Their average markup ratio of 5.55x is significantly above the specialty median of 5.1x.

Medicare payments to this provider grew 911% 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 499% in 2022

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$302.72$55.155.49x$247.57$160.0K4.1K3.7K
2015$780.21$177.284.40x$602.93$268.5K3.9K3.5K
2016$1.2K$265.284.52x$933.19$354.1K3.9K3.5K
2017$356.51$69.475.13x$287.04$168.0K3.7K3.3K
2018$1.2K$242.464.84x$929.84$381.5K3.5K3.1K
2019$1.9K$293.056.46x$1.6K$374.0K3.1K2.7K
2020$982.94$65.8414.93x$917.10$99.8K2.0K1.8K
2021$886.48$61.0214.53x$825.46$100.7K1.9K1.8K
2022$2.7K$429.226.38x$2.3K$603.5K1.2K1.0K
2023$4.5K$1.0K4.48x$3.5K$1.6M1.4K876

Top Procedures (20)

37229Removal of plaque in artery in one leg, endovascular, accessed through the skin or open procedureโš  4.1x markup
$1.8M
251 services$7.0K/svc4.08x markup
37225Removal of plaque in arteries in one leg, endovascular, accessed through the skin or open procedureโš  4.9x markup
$766.7K
127 services$6.0K/svc4.88x markup
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vesselโš  3.9x markup
$179.8K
239 services$752.25/svc3.93x markup
32555Removal of fluid from chest cavity with imaging guidanceโš  14.2x markup
$75.4K
859 services$87.72/svc14.20x markup
75635CT scan of abdominal aorta and both leg arteries with contrastโš  8.1x markup
$75.1K
853 services$88.06/svc8.14x markup
37232Balloon dilation of artery of leg, each additional vesselโš  4.0x markup
$73.1K
113 services$646.62/svc3.99x markup
62311Injections of substances into lower or sacral spineโš  7.6x markup
$60.4K
510 services$118.49/svc7.59x markup
62323Injection of substance into spinal canal of lower back or sacrum using imaging guidanceโš  7.8x markup
$60.2K
379 services$158.93/svc7.84x markup
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neckโš  10.3x markup
$56.7K
2.0K services$28.38/svc10.33x markup
99213Established patient office or other outpatient visit, typically 15 minutesโš  6.0x markup
$53.5K
990 services$54.05/svc5.97x markup
70496CT scan of blood vessel of head with contrastโš  8.0x markup
$52.1K
788 services$66.10/svc7.95x markup
75710Radiological supervision and interpretation of imaging of artery of one arm or legโš  7.4x markup
$48.1K
403 services$119.36/svc7.40x markup
36558Insertion of central venous catheter for infusion, patient 5 years or olderโš  8.9x markup
$45.1K
216 services$208.91/svc8.93x markup
36556Insertion of central venous catheter for infusion, patient 5 years or olderโš  8.9x markup
$44.8K
525 services$85.27/svc8.92x markup
70498CT scan of neck blood vessels with contrastโš  10.3x markup
$43.3K
742 services$58.35/svc10.28x markup
93925Ultrasound study of arteries and arterial grafts of both legsโš  7.0x markup
$37.7K
678 services$55.64/svc6.97x markup
74174CT scan of abdominal and pelvic blood vessels with contrastโš  10.2x markup
$36.8K
453 services$81.23/svc10.21x markup
37253Ultrasound evaluation of blood vessel with review by radiologist, each additional vesselโš  3.6x markup
$31.0K
233 services$132.90/svc3.57x markup
49083Drainage of fluid from abdominal cavity using imaging guidanceโš  9.2x markup
$28.1K
343 services$81.95/svc9.18x markup
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuversโš  7.2x markup
$26.8K
1.0K services$26.28/svc7.21x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
37229Removal of plaque in artery in one leg, endovascular, accessed through the skin or open procedure251$1.8M$7.0K4.08x
37225Removal of plaque in arteries in one leg, endovascular, accessed through the skin or open procedure127$766.7K$6.0K4.88x
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vessel239$179.8K$752.253.93x
32555Removal of fluid from chest cavity with imaging guidance859$75.4K$87.7214.20x
75635CT scan of abdominal aorta and both leg arteries with contrast853$75.1K$88.068.14x
37232Balloon dilation of artery of leg, each additional vessel113$73.1K$646.623.99x
62311Injections of substances into lower or sacral spine510$60.4K$118.497.59x
62323Injection of substance into spinal canal of lower back or sacrum using imaging guidance379$60.2K$158.937.84x
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck2.0K$56.7K$28.3810.33x
99213Established patient office or other outpatient visit, typically 15 minutes990$53.5K$54.055.97x
70496CT scan of blood vessel of head with contrast788$52.1K$66.107.95x
75710Radiological supervision and interpretation of imaging of artery of one arm or leg403$48.1K$119.367.40x
36558Insertion of central venous catheter for infusion, patient 5 years or older216$45.1K$208.918.93x
36556Insertion of central venous catheter for infusion, patient 5 years or older525$44.8K$85.278.92x
70498CT scan of neck blood vessels with contrast742$43.3K$58.3510.28x
93925Ultrasound study of arteries and arterial grafts of both legs678$37.7K$55.646.97x
74174CT scan of abdominal and pelvic blood vessels with contrast453$36.8K$81.2310.21x
37253Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel233$31.0K$132.903.57x
49083Drainage of fluid from abdominal cavity using imaging guidance343$28.1K$81.959.18x
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuvers1.0K$26.8K$26.287.21x

Markup Analysis

Charge-to-Payment Ratio

5.55x

This provider submits charges 5.55 times higher than what Medicare actually pays.

What This Means

A markup ratio of 5.55x means for every $100 Medicare pays, this provider initially charges $555. This is higher than the national average.

Location

Alexandria, LA

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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