OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending

Explore

  • Providers
  • Procedures
  • States
  • Specialties
  • Search

Fraud Analysis

  • Still Out There (AI)
  • Fraud Overview
  • Fraud Watchlist
  • Deep Dive Profiles
  • Impossible Numbers
  • Report Fraud

Investigations

  • The Algorithm Knows
  • How We Built the Model
  • Internal Medicine Crisis
  • Florida & California Fraud
  • Million Dollar Flagged
  • All Investigations

Tools

  • Provider Lookup
  • Compare
  • Cost Calculator
  • Your Medicare Dollar
  • Downloads

About

  • About OpenMedicare
  • Methodology
  • Glossary
  • Data Sources
  • API Docs
  • Updates
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. Dennis Kwon
๐Ÿ“ก
MDIndividual

Dennis Kwon, M.D.

NPI: 1467865261
Kearny, NJ
4 years of data
Interventional Radiology
$6.0M
Total Payments
3.9K
Beneficiaries
4.8K
Services
3.84x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$6.0M
Specialty median$146.5K

๐Ÿ“‹ Key Findings

1Billed $6.0M over 4 years
23.84x markup ratio (above median)
399th percentile in Interventional Radiology by payments
4Payments surged 10498% in 2022
511 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $6.0M in total Medicare payments ranks in the 99th percentile of Interventional Radiology providers nationally.

Medicare payments to this provider grew 44101% from 2020 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 10498% 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
2020$313.23$76.154.11x$237.08$6.1K117111
2021$441.06$93.184.73x$347.88$31.1K517459
2022$5.8K$1.5K3.75x$4.2K$3.3M2.3K1.8K
2023$6.1K$1.5K4.14x$4.6K$2.7M1.9K1.6K

Top Procedures (20)

37227Removal of plaque and insertion of stents in arteries of legโš  3.3x markup
$2.4M
237 services$10.2K/svc3.32x markup
37229Removal of plaque in artery of leg, initial vesselโš  4.7x markup
$2.1M
351 services$5.9K/svc4.68x markup
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vessel
$485.1K
546 services$888.51/svc2.81x markup
37225Removal of plaque in arteries of legโš  5.7x markup
$241.7K
51 services$4.7K/svc5.70x markup
37238Insertion of stent in vein with review by radiologist, initial vein
$235.6K
72 services$3.3K/svc2.14x markup
37221Insertion of stent in groin artery, initial vesselโš  7.0x markup
$86.3K
54 services$1.6K/svc7.01x markup
37253Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel
$80.9K
536 services$150.89/svc2.65x markup
37233Removal of plaque in artery of leg, each additional vesselโš  3.8x markup
$67.0K
71 services$944.21/svc3.84x markup
75710Radiological supervision and interpretation of imaging of artery of one arm or legโš  3.2x markup
$47.7K
367 services$129.87/svc3.19x markup
36902Insertion of needle and/or catheter into dialysis circuit and balloon dilation of dialysis segment, with imaging including radiological supervision and interpretation
$46.1K
62 services$744.12/svc2.59x markup
75625Review by radiologist of abdominal aorta imageโš  3.2x markup
$36.3K
326 services$111.47/svc3.23x markup
36012Insertion of tube into vein, second order branch
$31.8K
77 services$413.55/svc2.54x markup
37184Primary removal and dissolving of blood clot from artery or artery graft using fluoroscopic guidance, initial vesselโš  5.7x markup
$30.7K
38 services$806.79/svc5.70x markup
37232Balloon dilation of artery of leg, each additional vesselโš  3.9x markup
$30.2K
39 services$774.46/svc3.94x markup
36901Insertion of needle and/or catheter into dialysis circuit, with imaging including radiological supervision and interpretationโš  3.3x markup
$28.2K
55 services$511.87/svc3.26x markup
37239Insertion of stent in vein with review by radiologist, each additional vein
$21.3K
13 services$1.6K/svc1.71x markup
76937Ultrasound guidance for accessing into blood vessel
$18.1K
525 services$34.45/svc1.70x markup
37197Retrieval of foreign body in blood vessel with review by radiologist
$16.5K
23 services$716.37/svc2.79x markup
75822Review by radiologist of both arms and legs veins of both arms or legs image
$5.9K
51 services$115.86/svc1.73x markup
36558Insertion of central venous catheter for infusion, patient 5 years or olderโš  5.0x markup
$5.9K
26 services$225.44/svc5.05x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
37227Removal of plaque and insertion of stents in arteries of leg237$2.4M$10.2K3.32x
37229Removal of plaque in artery of leg, initial vessel351$2.1M$5.9K4.68x
37252Ultrasound evaluation of blood vessel with review by radiologist, initial vessel546$485.1K$888.512.81x
37225Removal of plaque in arteries of leg51$241.7K$4.7K5.70x
37238Insertion of stent in vein with review by radiologist, initial vein72$235.6K$3.3K2.14x
37221Insertion of stent in groin artery, initial vessel54$86.3K$1.6K7.01x
37253Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel536$80.9K$150.892.65x
37233Removal of plaque in artery of leg, each additional vessel71$67.0K$944.213.84x
75710Radiological supervision and interpretation of imaging of artery of one arm or leg367$47.7K$129.873.19x
36902Insertion of needle and/or catheter into dialysis circuit and balloon dilation of dialysis segment, with imaging including radiological supervision and interpretation62$46.1K$744.122.59x
75625Review by radiologist of abdominal aorta image326$36.3K$111.473.23x
36012Insertion of tube into vein, second order branch77$31.8K$413.552.54x
37184Primary removal and dissolving of blood clot from artery or artery graft using fluoroscopic guidance, initial vessel38$30.7K$806.795.70x
37232Balloon dilation of artery of leg, each additional vessel39$30.2K$774.463.94x
36901Insertion of needle and/or catheter into dialysis circuit, with imaging including radiological supervision and interpretation55$28.2K$511.873.26x
37239Insertion of stent in vein with review by radiologist, each additional vein13$21.3K$1.6K1.71x
76937Ultrasound guidance for accessing into blood vessel525$18.1K$34.451.70x
37197Retrieval of foreign body in blood vessel with review by radiologist23$16.5K$716.372.79x
75822Review by radiologist of both arms and legs veins of both arms or legs image51$5.9K$115.861.73x
36558Insertion of central venous catheter for infusion, patient 5 years or older26$5.9K$225.445.05x

Markup Analysis

Charge-to-Payment Ratio

3.84x

This provider submits charges 3.84 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.84x means for every $100 Medicare pays, this provider initially charges $384. This is higher than the national average.

Location

Kearny, NJ

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 Interventional Radiology providers in NJ for peer comparison.

Dennis Kwon (you)
$6.0M
Daniel Simon, M.D.
$46.1M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Daniel Simon, M.D.New Brunswick, NJ$46.1Mโœ“ Clear

Related

Browse
โ† Back to Provider Directory
State
All providers in NJ โ†’
Specialty
All Interventional Radiology providers โ†’
Tool
Compare this provider โ†’
Analysis
Fraud Watchlist โ†’
Search
Search all providers โ†’

Share This Provider

Share this provider's Medicare payment information

Share:

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.

Believe this data is inaccurate? Dispute this data