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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. Gregory Sampognaro
❤️
MDIndividual

Gregory Sampognaro, M.D.

NPI: 1467546168
Monroe, LA
10 years of data
Cardiology
$9.6M
Total Payments
116.3K
Beneficiaries
152.6K
Services
3.57x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$9.6M
Specialty median$193.1K

📋 Key Findings

1Billed $9.6M over 10 years
23.57x markup ratio (above median)
399th percentile in Cardiology by payments
461 services/day — unusually high
514 procedures with >3x markup

This provider averages 61 services per working day

Based on 152.6K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $9.6M in total Medicare payments ranks in the 99th percentile of Cardiology providers nationally.

Averaging 61 services per working day raises questions about billing patterns.

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$406.05$120.973.36x$285.08$1.1M12.4K9.8K
2015$806.49$130.876.16x$675.62$981.4K11.3K8.6K
2016$572.40$96.545.93x$475.86$954.6K11.3K9.0K
2017$465.73$100.814.62x$364.92$1.0M15.1K11.6K
2018$392.90$93.964.18x$298.94$965.0K16.6K12.4K
2019$438.97$105.164.17x$333.81$1.1M18.7K13.5K
2020$508.97$108.904.67x$400.07$1.0M18.2K13.6K
2021$437.82$95.854.57x$341.97$959.6K17.6K13.0K
2022$332.67$101.423.28x$231.25$857.8K16.4K12.6K
2023$391.14$93.404.19x$297.74$776.2K15.0K12.2K

Top Procedures (20)

99214Established patient office or other outpatient, visit typically 25 minutes
$2.8M
36.3K services$76.16/svc2.76x markup
92928Catheter insertion of stents in major coronary artery or branch, accessed through the skin⚠ 4.2x markup
$987.3K
2.3K services$434.17/svc4.16x markup
78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies⚠ 3.6x markup
$874.6K
6.1K services$142.93/svc3.60x markup
93458Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart⚠ 4.3x markup
$599.1K
2.9K services$203.37/svc4.26x markup
99204New patient office or other outpatient visit, typically 45 minutes
$498.8K
4.3K services$114.82/svc2.72x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$457.1K
8.1K services$56.57/svc2.37x markup
99222Initial hospital inpatient care, typically 50 minutes per day
$385.7K
3.7K services$104.49/svc2.47x markup
93306Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function⚠ 5.8x markup
$381.6K
7.4K services$51.24/svc5.76x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$205.9K
4.2K services$49.02/svc2.49x markup
A9500Technetium tc-99m sestamibi, diagnostic, per study dose
$147.9K
1.8K services$80.99/svc1.56x markup
33208Insertion of new or replacement of permanent pacemaker including upper and lower chamber electrodes⚠ 3.6x markup
$146.4K
349 services$419.49/svc3.65x markup
33249Insertion or replacement of single or dual chamber pacing defibrillator leads⚠ 3.7x markup
$134.2K
181 services$741.60/svc3.72x markup
92937Insertion of stent, removal of plaque and/or balloon dilation of coronary vessel, accessed through the skin⚠ 4.1x markup
$115.9K
266 services$435.87/svc4.06x markup
93459Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart⚠ 4.8x markup
$107.6K
506 services$212.66/svc4.85x markup
92933Removal of plaque and insertion of stent in major coronary artery or branch, accessed through the skin⚠ 4.1x markup
$93.6K
174 services$537.68/svc4.13x markup
93015Exercise or drug-induced heart and blood vessel stress test with EKG monitoring, physician supervision, interpretation, and report⚠ 9.6x markup
$92.7K
1.9K services$48.28/svc9.55x markup
93016Exercise or drug-induced heart and blood vessel stress test with EKG monitoring and physician supervision⚠ 3.9x markup
$85.7K
5.2K services$16.54/svc3.86x markup
93296Remote evaluations of single, dual, or multiple lead pacemaker or cardioverter-defibrillator transmissions, technician review, support, and distribution of results up to 90 days⚠ 3.7x markup
$84.7K
5.2K services$16.44/svc3.66x markup
93294Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days⚠ 3.5x markup
$71.7K
3.2K services$22.50/svc3.50x markup
93295Remote evaluations of single, dual, or multiple lead cardioverter-defibrillator with physician analysis, review, and report up to 90 days⚠ 4.2x markup
$70.1K
1.9K services$36.01/svc4.23x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99214Established patient office or other outpatient, visit typically 25 minutes36.3K$2.8M$76.162.76x
92928Catheter insertion of stents in major coronary artery or branch, accessed through the skin2.3K$987.3K$434.174.16x
78452Nuclear medicine study of vessels of heart using drugs or exercise multiple studies6.1K$874.6K$142.933.60x
93458Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart2.9K$599.1K$203.374.26x
99204New patient office or other outpatient visit, typically 45 minutes4.3K$498.8K$114.822.72x
99232Subsequent hospital inpatient care, typically 25 minutes per day8.1K$457.1K$56.572.37x
99222Initial hospital inpatient care, typically 50 minutes per day3.7K$385.7K$104.492.47x
93306Ultrasound examination of heart including color-depicted blood flow rate, direction, and valve function7.4K$381.6K$51.245.76x
99213Established patient office or other outpatient visit, typically 15 minutes4.2K$205.9K$49.022.49x
A9500Technetium tc-99m sestamibi, diagnostic, per study dose1.8K$147.9K$80.991.56x
33208Insertion of new or replacement of permanent pacemaker including upper and lower chamber electrodes349$146.4K$419.493.65x
33249Insertion or replacement of single or dual chamber pacing defibrillator leads181$134.2K$741.603.72x
92937Insertion of stent, removal of plaque and/or balloon dilation of coronary vessel, accessed through the skin266$115.9K$435.874.06x
93459Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart506$107.6K$212.664.85x
92933Removal of plaque and insertion of stent in major coronary artery or branch, accessed through the skin174$93.6K$537.684.13x
93015Exercise or drug-induced heart and blood vessel stress test with EKG monitoring, physician supervision, interpretation, and report1.9K$92.7K$48.289.55x
93016Exercise or drug-induced heart and blood vessel stress test with EKG monitoring and physician supervision5.2K$85.7K$16.543.86x
93296Remote evaluations of single, dual, or multiple lead pacemaker or cardioverter-defibrillator transmissions, technician review, support, and distribution of results up to 90 days5.2K$84.7K$16.443.66x
93294Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days3.2K$71.7K$22.503.50x
93295Remote evaluations of single, dual, or multiple lead cardioverter-defibrillator with physician analysis, review, and report up to 90 days1.9K$70.1K$36.014.23x

Markup Analysis

Charge-to-Payment Ratio

3.57x

This provider submits charges 3.57 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.57x means for every $100 Medicare pays, this provider initially charges $357. This is higher than the national average.

Location

Monroe, LA

Provider Verification

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

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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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