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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.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

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

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. David O'connor
๐Ÿ”ช
MDIndividual

David O'connor, M.D.

NPI: 1063736510
Hackensack, NJ
10 years of data
Vascular Surgery
$8.7M
Total Payments
295
Beneficiaries
31.2K
Services
10.64x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$8.7M
Specialty median$184.1K

๐Ÿ“‹ Key Findings

1Billed $8.7M over 10 years
210.64x markup ratio (above median)
399th percentile in Vascular Surgery by payments
4Payments surged 564% in 2021
518 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $8.7M in total Medicare payments ranks in the 99th percentile of Vascular Surgery providers nationally.

Their average markup ratio of 10.64x is significantly above the specialty median of 4.0x.

Medicare payments to this provider grew 1903% 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 564% in 2021

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$2.5K$94.7026.83x$2.4K$177.5K1.9K27
2015$2.7K$98.2027.53x$2.6K$247.6K2.5K33
2016$3.7K$88.9742.12x$3.7K$239.6K2.7K32
2017$3.5K$74.5646.58x$3.4K$186.4K2.5K30
2018$2.6K$69.9637.74x$2.6K$171.8K2.5K27
2019$4.3K$87.5948.71x$4.2K$199.4K2.3K25
2020$3.1K$91.4034.04x$3.0K$155.6K1.7K24
2021$3.1K$476.326.47x$2.6K$1.0M2.2K26
2022$3.0K$540.875.59x$2.5K$2.8M5.1K35
2023$2.4K$451.415.35x$2.0K$3.6M7.9K36

Top Procedures (20)

37227Removal of plaque and insertion of stents in arteries of legโš  5.3x markup
$3.2M
494 services$6.6K/svc5.32x markup
37229Removal of plaque in artery of leg, initial vesselโš  10.1x markup
$2.0M
564 services$3.5K/svc10.05x markup
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vesselโš  6.7x markup
$562.6K
755 services$745.11/svc6.65x markup
37231Removal of plaque and insertion of stents in artery of leg, initial vessel
$436.6K
40 services$10.9K/svc2.76x markup
37225Removal of plaque in arteries of legโš  20.4x markup
$347.9K
255 services$1.4K/svc20.35x markup
37253Ultrasound evaluation of blood vessel with review by radiologist, each additional vesselโš  8.2x markup
$267.9K
1.8K services$149.42/svc8.21x markup
37238Insertion of stent in vein with review by radiologist, initial veinโš  5.9x markup
$168.1K
78 services$2.2K/svc5.93x markup
93970Ultrasound study of arm or leg veins with compression and maneuversโš  33.5x markup
$143.0K
3.6K services$39.32/svc33.55x markup
93880Ultrasound of both sides of head and neck blood flowโš  26.7x markup
$137.5K
2.2K services$61.32/svc26.68x markup
36247Insertion of tube into abdominal, pelvic, or leg artery, initial third order branchโš  14.3x markup
$116.4K
291 services$399.88/svc14.34x markup
99213Established patient office or other outpatient visit, 20-29 minutesโš  3.7x markup
$103.3K
1.6K services$65.64/svc3.69x markup
99203New patient office or other outpatient visit, 30-44 minutesโš  4.0x markup
$100.9K
1.1K services$90.00/svc3.96x markup
93971Ultrasound study of one arm or leg veins with compression and maneuversโš  41.2x markup
$68.8K
2.3K services$29.29/svc41.21x markup
36903Insertion of needle and/or tube into hemodialysis circuit and insertion of stent in dialysis segment with review by radiologist
$68.1K
16 services$4.3K/svc1.88x markup
99223Initial hospital inpatient care, typically 70 minutes per dayโš  5.1x markup
$61.6K
386 services$159.59/svc5.13x markup
93923Complete ultrasound study of arm and leg arteriesโš  17.8x markup
$58.1K
953 services$60.96/svc17.76x markup
75716Review by radiologist of both arms or legs arteries imageโš  9.7x markup
$55.9K
487 services$114.75/svc9.70x markup
93925Ultrasound of leg arteries or artery graftsโš  18.3x markup
$55.8K
674 services$82.80/svc18.30x markup
75710Review by radiologist of arm or leg artery imageโš  26.6x markup
$50.6K
785 services$64.49/svc26.65x markup
37233Removal of plaque in artery of leg, each additional vesselโš  23.3x markup
$47.2K
65 services$726.31/svc23.34x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
37227Removal of plaque and insertion of stents in arteries of leg494$3.2M$6.6K5.32x
37229Removal of plaque in artery of leg, initial vessel564$2.0M$3.5K10.05x
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vessel755$562.6K$745.116.65x
37231Removal of plaque and insertion of stents in artery of leg, initial vessel40$436.6K$10.9K2.76x
37225Removal of plaque in arteries of leg255$347.9K$1.4K20.35x
37253Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel1.8K$267.9K$149.428.21x
37238Insertion of stent in vein with review by radiologist, initial vein78$168.1K$2.2K5.93x
93970Ultrasound study of arm or leg veins with compression and maneuvers3.6K$143.0K$39.3233.55x
93880Ultrasound of both sides of head and neck blood flow2.2K$137.5K$61.3226.68x
36247Insertion of tube into abdominal, pelvic, or leg artery, initial third order branch291$116.4K$399.8814.34x
99213Established patient office or other outpatient visit, 20-29 minutes1.6K$103.3K$65.643.69x
99203New patient office or other outpatient visit, 30-44 minutes1.1K$100.9K$90.003.96x
93971Ultrasound study of one arm or leg veins with compression and maneuvers2.3K$68.8K$29.2941.21x
36903Insertion of needle and/or tube into hemodialysis circuit and insertion of stent in dialysis segment with review by radiologist16$68.1K$4.3K1.88x
99223Initial hospital inpatient care, typically 70 minutes per day386$61.6K$159.595.13x
93923Complete ultrasound study of arm and leg arteries953$58.1K$60.9617.76x
75716Review by radiologist of both arms or legs arteries image487$55.9K$114.759.70x
93925Ultrasound of leg arteries or artery grafts674$55.8K$82.8018.30x
75710Review by radiologist of arm or leg artery image785$50.6K$64.4926.65x
37233Removal of plaque in artery of leg, each additional vessel65$47.2K$726.3123.34x

Markup Analysis

Charge-to-Payment Ratio

10.64x

This provider submits charges 10.64 times higher than what Medicare actually pays.

What This Means

A markup ratio of 10.64x means for every $100 Medicare pays, this provider initially charges $1064. This is higher than the national average.

Location

Hackensack, NJ

Provider Verification

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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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