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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. Arthur Gonsalves
๐Ÿ”ช
MDIndividual

Arthur Gonsalves, MD

NPI: 1235216870
Methuen, MA
10 years of data
Vascular Surgery
$4.1M
Total Payments
20.9K
Beneficiaries
25.6K
Services
3.51x
Markup Ratio

Peer Comparison

98th
percentile in specialty
This provider$4.1M
Specialty median$184.1K

๐Ÿ“‹ Key Findings

1Billed $4.1M over 10 years
23.51x markup ratio (above median)
398th percentile in Vascular Surgery by payments
420 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 Vascular Surgery providers nationally.

This provider's billing patterns fall within normal ranges for their specialty.

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$799.03$220.393.63x$578.64$511.3K3.2K2.4K
2015$828.80$235.513.52x$593.29$402.8K2.6K2.2K
2016$855.90$243.753.51x$612.15$367.2K2.5K2.1K
2017$731.30$208.953.50x$522.35$387.6K2.6K2.1K
2018$1.2K$362.763.35x$852.87$387.4K2.2K1.7K
2019$885.83$253.843.49x$631.99$371.9K2.1K1.6K
2020$883.28$243.033.63x$640.25$330.0K1.9K1.5K
2021$899.78$240.963.73x$658.82$311.8K1.9K1.6K
2022$1.0K$271.603.77x$751.87$454.4K3.0K2.6K
2023$1.2K$305.493.97x$908.34$529.9K3.5K3.0K

Top Procedures (20)

93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neckโš  3.5x markup
$649.4K
4.0K services$160.99/svc3.46x markup
36482Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidanceโš  3.5x markup
$522.7K
321 services$1.6K/svc3.53x markup
36475Destruction of insufficient vein of arm or leg, accessed through the skinโš  3.4x markup
$465.9K
360 services$1.3K/svc3.36x markup
99213Established patient office or other outpatient visit, typically 15 minutesโš  3.2x markup
$437.7K
7.2K services$60.44/svc3.16x markup
93925Ultrasound study of arteries and arterial grafts of both legsโš  3.4x markup
$414.9K
2.1K services$201.58/svc3.42x markup
93978Ultrasound scan of vena cava or groin graft or vessel blood flowโš  3.9x markup
$364.1K
2.7K services$134.81/svc3.85x markup
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuversโš  3.3x markup
$234.3K
1.5K services$158.09/svc3.29x markup
99203New patient office or other outpatient visit, typically 30 minutesโš  3.3x markup
$165.5K
1.9K services$84.87/svc3.32x markup
35301Removal of blood clot and portion of artery of neckโš  3.4x markup
$132.8K
196 services$677.37/svc3.37x markup
93971Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuversโš  3.3x markup
$113.3K
1.2K services$97.33/svc3.26x markup
37765Multiple incisions for removal of varicose veins of arm or legโš  7.1x markup
$90.1K
369 services$244.14/svc7.06x markup
93926Ultrasound study of arteries and arterial grafts of one leg or limitedโš  3.7x markup
$82.3K
763 services$107.80/svc3.71x markup
99204New patient office or other outpatient visit, typically 45 minutesโš  3.3x markup
$70.8K
552 services$128.28/svc3.32x markup
99214Established patient office or other outpatient, visit typically 25 minutesโš  3.4x markup
$62.2K
755 services$82.43/svc3.37x markup
36821Relocation of arm vein with connection to arm artery, open procedureโš  3.3x markup
$54.6K
102 services$535.61/svc3.26x markup
99223Initial hospital inpatient care, typically 70 minutes per dayโš  3.3x markup
$50.8K
320 services$158.84/svc3.28x markup
36465Injection of chemical agent into single incompetent vein of leg using ultrasound guidanceโš  3.2x markup
$40.7K
30 services$1.4K/svc3.19x markup
93990Ultrasound of dialysis accessโš  4.0x markup
$37.1K
338 services$109.87/svc3.98x markup
99222Initial hospital inpatient care, typically 50 minutes per dayโš  3.2x markup
$27.1K
246 services$110.08/svc3.20x markup
35011Repair of diseased or bulging (aneurysm) artery of armโš  3.2x markup
$11.3K
14 services$806.97/svc3.18x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck4.0K$649.4K$160.993.46x
36482Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance321$522.7K$1.6K3.53x
36475Destruction of insufficient vein of arm or leg, accessed through the skin360$465.9K$1.3K3.36x
99213Established patient office or other outpatient visit, typically 15 minutes7.2K$437.7K$60.443.16x
93925Ultrasound study of arteries and arterial grafts of both legs2.1K$414.9K$201.583.42x
93978Ultrasound scan of vena cava or groin graft or vessel blood flow2.7K$364.1K$134.813.85x
93970Ultrasound scan of veins of both arms or legs including assessment of compression and functional maneuvers1.5K$234.3K$158.093.29x
99203New patient office or other outpatient visit, typically 30 minutes1.9K$165.5K$84.873.32x
35301Removal of blood clot and portion of artery of neck196$132.8K$677.373.37x
93971Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers1.2K$113.3K$97.333.26x
37765Multiple incisions for removal of varicose veins of arm or leg369$90.1K$244.147.06x
93926Ultrasound study of arteries and arterial grafts of one leg or limited763$82.3K$107.803.71x
99204New patient office or other outpatient visit, typically 45 minutes552$70.8K$128.283.32x
99214Established patient office or other outpatient, visit typically 25 minutes755$62.2K$82.433.37x
36821Relocation of arm vein with connection to arm artery, open procedure102$54.6K$535.613.26x
99223Initial hospital inpatient care, typically 70 minutes per day320$50.8K$158.843.28x
36465Injection of chemical agent into single incompetent vein of leg using ultrasound guidance30$40.7K$1.4K3.19x
93990Ultrasound of dialysis access338$37.1K$109.873.98x
99222Initial hospital inpatient care, typically 50 minutes per day246$27.1K$110.083.20x
35011Repair of diseased or bulging (aneurysm) artery of arm14$11.3K$806.973.18x

Markup Analysis

Charge-to-Payment Ratio

3.51x

This provider submits charges 3.51 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.51x means for every $100 Medicare pays, this provider initially charges $351. This is higher than the national average.

Location

Methuen, MA

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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