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 · OpenFeds · OpenSpending

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

Methodology•Download Data
  1. Home
  2. Providers
  3. David Dagate
❤️
MDIndividual

David Dagate, M.D.

NPI: 1790784395
Smithtown, NY
10 years of data
Cardiology
$11.8M
Total Payments
94.7K
Beneficiaries
122.5K
Services
2.93x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$11.8M
Specialty median$193.1K

📋 Key Findings

1Billed $11.8M over 10 years
22.93x markup ratio (above median)
399th percentile in Cardiology by payments
49 procedures with >3x markup
✓ No flags detected

🔎 Data Analysis

This provider's $11.8M in total Medicare payments ranks in the 99th percentile of Cardiology 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$194.10$88.902.18x$105.20$1.1M12.2K9.7K
2015$200.35$89.782.23x$110.57$1.2M12.1K9.6K
2016$194.90$86.082.26x$108.82$1.3M13.6K11.0K
2017$196.86$89.742.19x$107.12$1.2M12.8K10.2K
2018$202.48$87.492.31x$114.99$1.2M11.7K9.2K
2019$257.63$89.472.88x$168.16$1.2M12.2K9.6K
2020$334.74$89.053.76x$245.69$1.1M11.8K9.1K
2021$331.85$92.313.59x$239.54$1.2M12.0K8.9K
2022$332.31$87.273.81x$245.04$1.1M11.7K8.4K
2023$336.43$94.493.56x$241.94$1.2M12.5K9.0K

Top Procedures (20)

93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck⚠ 3.0x markup
$2.4M
14.3K services$171.17/svc3.04x markup
78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies
$2.2M
5.0K services$444.73/svc2.41x markup
93306Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function⚠ 3.5x markup
$2.0M
11.6K services$173.61/svc3.50x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$1.1M
11.5K services$95.93/svc2.65x markup
99213Established patient office or other outpatient visit, typically 15 minutes⚠ 3.2x markup
$1.0M
14.6K services$69.45/svc3.24x markup
A9502Technetium tc-99m tetrofosmin, diagnostic, per study dose
$637.1K
5.0K services$126.27/svc1.86x markup
93000Routine EKG using at least 12 leads including interpretation and report⚠ 3.9x markup
$378.2K
26.7K services$14.16/svc3.90x markup
93015Exercise or drug-induced heart and blood vessel stress test with EKG monitoring, physician supervision, interpretation, and report⚠ 3.8x markup
$300.2K
5.1K services$58.46/svc3.75x markup
99233Subsequent hospital inpatient care, typically 35 minutes per day
$289.2K
3.2K services$91.05/svc1.81x markup
99204New patient office or other outpatient visit, typically 45 minutes
$275.0K
2.0K services$139.03/svc2.62x markup
93224Heart rhythm tracing, analysis, and interpretation of 48-hour EKG⚠ 4.3x markup
$194.7K
2.8K services$70.62/svc4.30x markup
93351Ultrasound examination and continuous monitoring of the heart performed during rest, exercise, and/or drug-induced stress with interpretation and report
$149.2K
656 services$227.41/svc2.72x markup
93923Ultrasound study of arteries of both arms and legs⚠ 3.1x markup
$124.3K
1.1K services$113.65/svc3.06x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$114.9K
1.8K services$63.30/svc2.25x markup
99215Established patient office or other outpatient, visit typically 40 minutes
$84.3K
609 services$138.41/svc2.70x markup
99284Emergency department visit, problem of high severity
$53.8K
524 services$102.67/svc1.77x markup
J2785Injection, regadenoson, 0.1 mg
$51.7K
1.2K services$43.75/svc2.66x markup
93320Doppler ultrasound study of heart blood flow, valves, and chambers⚠ 4.0x markup
$32.3K
655 services$49.27/svc4.00x markup
93299Remote evaluations of implantable heart recorder system including transmissions, technician review, support, and distribution of results up to 30 days
$27.3K
145 services$188.49/svc1.48x markup
99222Initial hospital inpatient care, typically 50 minutes per day⚠ 3.3x markup
$26.4K
210 services$125.63/svc3.29x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
93880Ultrasound scanning of blood flow (outside the brain) on both sides of head and neck14.3K$2.4M$171.173.04x
78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies5.0K$2.2M$444.732.41x
93306Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function11.6K$2.0M$173.613.50x
99214Established patient office or other outpatient, visit typically 25 minutes11.5K$1.1M$95.932.65x
99213Established patient office or other outpatient visit, typically 15 minutes14.6K$1.0M$69.453.24x
A9502Technetium tc-99m tetrofosmin, diagnostic, per study dose5.0K$637.1K$126.271.86x
93000Routine EKG using at least 12 leads including interpretation and report26.7K$378.2K$14.163.90x
93015Exercise or drug-induced heart and blood vessel stress test with EKG monitoring, physician supervision, interpretation, and report5.1K$300.2K$58.463.75x
99233Subsequent hospital inpatient care, typically 35 minutes per day3.2K$289.2K$91.051.81x
99204New patient office or other outpatient visit, typically 45 minutes2.0K$275.0K$139.032.62x
93224Heart rhythm tracing, analysis, and interpretation of 48-hour EKG2.8K$194.7K$70.624.30x
93351Ultrasound examination and continuous monitoring of the heart performed during rest, exercise, and/or drug-induced stress with interpretation and report656$149.2K$227.412.72x
93923Ultrasound study of arteries of both arms and legs1.1K$124.3K$113.653.06x
99232Subsequent hospital inpatient care, typically 25 minutes per day1.8K$114.9K$63.302.25x
99215Established patient office or other outpatient, visit typically 40 minutes609$84.3K$138.412.70x
99284Emergency department visit, problem of high severity524$53.8K$102.671.77x
J2785Injection, regadenoson, 0.1 mg1.2K$51.7K$43.752.66x
93320Doppler ultrasound study of heart blood flow, valves, and chambers655$32.3K$49.274.00x
93299Remote evaluations of implantable heart recorder system including transmissions, technician review, support, and distribution of results up to 30 days145$27.3K$188.491.48x
99222Initial hospital inpatient care, typically 50 minutes per day210$26.4K$125.633.29x

Markup Analysis

Charge-to-Payment Ratio

2.93x

This provider submits charges 2.93 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.93x means for every $100 Medicare pays, this provider initially charges $293. This is higher than the national average.

Location

Smithtown, NY

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

Related

Browse
← Back to Provider Directory
State
All providers in NY →
Specialty
All Cardiology providers →
Tool
Compare this provider →
Analysis
Fraud Watchlist →
Search
Search all providers →

Share This Provider

Share this provider's Medicare payment information

Share:

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.

Believe this data is inaccurate? Dispute this data