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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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Methodology•Download Data
  1. Home
  2. Providers
  3. Dean Preddie
📡
MDIndividual

Dean Preddie, M.D.

NPI: 1407934425
New York, NY
10 years of data
Interventional Radiology
$20.7M
Total Payments
22.6K
Beneficiaries
31.6K
Services
3.46x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$20.7M
Specialty median$146.5K

📋 Key Findings

1Billed $20.7M over 10 years
23.46x markup ratio (above median)
399th percentile in Interventional Radiology by payments
420 procedures with >3x markup
✓ No flags detected

🔎 Data Analysis

This provider's $20.7M in total Medicare payments ranks in the 99th percentile of Interventional Radiology 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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$2.5K$686.533.64x$1.8K$2.7M4.6K3.0K
2015$2.5K$678.003.67x$1.8K$2.4M4.0K2.7K
2016$2.6K$696.893.70x$1.9K$2.0M3.7K2.6K
2017$3.2K$966.403.31x$2.2K$1.9M2.7K2.0K
2018$3.4K$1.0K3.38x$2.4K$2.2M3.0K2.3K
2019$3.2K$1.0K3.16x$2.2K$2.4M3.4K2.6K
2020$3.5K$1.1K3.23x$2.4K$2.7M3.5K2.8K
2021$3.4K$1.0K3.21x$2.3K$2.0M2.7K1.8K
2022$3.0K$937.163.22x$2.1K$1.5M2.4K1.6K
2023$2.8K$858.093.32x$2.0K$786.9K1.5K1.2K

Top Procedures (20)

36902Insertion of needle and/or catheter into dialysis circuit and balloon dilation of dialysis segment, with imaging including radiological supervision and interpretation⚠ 3.2x markup
$3.5M
2.9K services$1.2K/svc3.18x markup
36906Excision of blood clot and/or infusion to dissolve blood clot and balloon dilation of dialysis segment, accessed through the skin, with imaging including radiological supervision and interpretation⚠ 3.2x markup
$2.7M
432 services$6.2K/svc3.17x markup
35476Balloon dilation of narrowed or blocked vein, accessed through the skin⚠ 3.8x markup
$1.9M
1.6K services$1.2K/svc3.76x markup
36905Excision of blood clot and/or infusion to dissolve blood clot in dialysis circuit and balloon dilation of dialysis segment, , accessed through the skin, with imaging including radiological supervision and interpretation⚠ 3.2x markup
$1.9M
835 services$2.3K/svc3.16x markup
36903Insertion of needle and/or catheter into dialysis circuit and insertion of stent in dialysis segment, with imaging including radiological supervision and interpretation⚠ 3.1x markup
$1.6M
325 services$5.0K/svc3.14x markup
37238Insertion of intravascular stents in vein, open or accessed through the skin, with radiological supervision and interpretation⚠ 3.3x markup
$1.4M
347 services$3.9K/svc3.26x markup
36147Insertion of needle and/or catheter for dialysis⚠ 5.4x markup
$1.1M
2.4K services$472.35/svc5.43x markup
36907Balloon dilation of dialysis segment, accessed through the skin, with imaging including radiological supervision and interpretation⚠ 3.1x markup
$1.0M
1.5K services$675.06/svc3.13x markup
36870Catheter removal of blood clot from dialysis graft, accessed through the skin⚠ 3.8x markup
$924.7K
628 services$1.5K/svc3.82x markup
37248Balloon dilation of first vein, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation⚠ 3.3x markup
$773.4K
562 services$1.4K/svc3.26x markup
35475Balloon dilation of narrowed or blocked upper arm artery, accessed through the skin⚠ 3.9x markup
$618.5K
505 services$1.2K/svc3.93x markup
37241Occlusion of venous malformations (other than hemorrhage) with radiological supervision and interpretation, roadmapping, and imaging guidance⚠ 3.2x markup
$337.4K
76 services$4.4K/svc3.20x markup
36901Insertion of needle and/or catheter into dialysis circuit, with imaging including radiological supervision and interpretation⚠ 3.4x markup
$330.3K
555 services$595.10/svc3.42x markup
36581Replacement of central venous catheter⚠ 5.1x markup
$283.2K
617 services$459.07/svc5.14x markup
36909Permanent blockage of dialysis circuit, with imaging including radiological supervision and interpretation⚠ 3.1x markup
$280.3K
145 services$1.9K/svc3.14x markup
36908Insertion of stent in dialysis segment, with imaging including radiological supervision and interpretation⚠ 3.1x markup
$237.3K
110 services$2.2K/svc3.14x markup
75978Radiological supervision and interpretation of balloon dilation of narrowed vein⚠ 3.2x markup
$213.9K
1.6K services$131.63/svc3.23x markup
37252Ultrasound evaluation of blood vessel during diagnosis or treatment⚠ 3.1x markup
$196.1K
196 services$1.0K/svc3.14x markup
36215Insertion of catheter into chest or arm artery⚠ 4.5x markup
$178.6K
241 services$741.03/svc4.48x markup
37249Balloon dilation of additional vein, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation⚠ 3.1x markup
$174.9K
331 services$528.55/svc3.12x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
36902Insertion of needle and/or catheter into dialysis circuit and balloon dilation of dialysis segment, with imaging including radiological supervision and interpretation2.9K$3.5M$1.2K3.18x
36906Excision of blood clot and/or infusion to dissolve blood clot and balloon dilation of dialysis segment, accessed through the skin, with imaging including radiological supervision and interpretation432$2.7M$6.2K3.17x
35476Balloon dilation of narrowed or blocked vein, accessed through the skin1.6K$1.9M$1.2K3.76x
36905Excision of blood clot and/or infusion to dissolve blood clot in dialysis circuit and balloon dilation of dialysis segment, , accessed through the skin, with imaging including radiological supervision and interpretation835$1.9M$2.3K3.16x
36903Insertion of needle and/or catheter into dialysis circuit and insertion of stent in dialysis segment, with imaging including radiological supervision and interpretation325$1.6M$5.0K3.14x
37238Insertion of intravascular stents in vein, open or accessed through the skin, with radiological supervision and interpretation347$1.4M$3.9K3.26x
36147Insertion of needle and/or catheter for dialysis2.4K$1.1M$472.355.43x
36907Balloon dilation of dialysis segment, accessed through the skin, with imaging including radiological supervision and interpretation1.5K$1.0M$675.063.13x
36870Catheter removal of blood clot from dialysis graft, accessed through the skin628$924.7K$1.5K3.82x
37248Balloon dilation of first vein, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation562$773.4K$1.4K3.26x
35475Balloon dilation of narrowed or blocked upper arm artery, accessed through the skin505$618.5K$1.2K3.93x
37241Occlusion of venous malformations (other than hemorrhage) with radiological supervision and interpretation, roadmapping, and imaging guidance76$337.4K$4.4K3.20x
36901Insertion of needle and/or catheter into dialysis circuit, with imaging including radiological supervision and interpretation555$330.3K$595.103.42x
36581Replacement of central venous catheter617$283.2K$459.075.14x
36909Permanent blockage of dialysis circuit, with imaging including radiological supervision and interpretation145$280.3K$1.9K3.14x
36908Insertion of stent in dialysis segment, with imaging including radiological supervision and interpretation110$237.3K$2.2K3.14x
75978Radiological supervision and interpretation of balloon dilation of narrowed vein1.6K$213.9K$131.633.23x
37252Ultrasound evaluation of blood vessel during diagnosis or treatment196$196.1K$1.0K3.14x
36215Insertion of catheter into chest or arm artery241$178.6K$741.034.48x
37249Balloon dilation of additional vein, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation331$174.9K$528.553.12x

Markup Analysis

Charge-to-Payment Ratio

3.46x

This provider submits charges 3.46 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.46x means for every $100 Medicare pays, this provider initially charges $346. This is higher than the national average.

Location

New York, NY

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 NY for peer comparison.

Dean Preddie (you)
$20.7M
Harry Tsou, MD
$40.1M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Harry Tsou, MDLong Island City, NY$40.1M✓ Clear

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Data Sources

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • 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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