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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. William Shin
⚕️
MDIndividual

William Shin, M.D.

NPI: 1699973545
Roslyn, NY
10 years of data
Clinical Cardiac Electrophysiology
$11.3M
Total Payments
68.9K
Beneficiaries
133.7K
Services
7.25x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$11.3M
Specialty median$207.8K

📋 Key Findings

1Billed $11.3M over 10 years
27.25x markup ratio (above median)
399th percentile in Clinical Cardiac Electrophysiology by payments
453 services/day — unusually high
5Payments surged 74% in 2019
619 procedures with >3x markup

This provider averages 53 services per working day

Based on 133.7K total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $11.3M in total Medicare payments ranks in the 99th percentile of Clinical Cardiac Electrophysiology providers nationally.

Their average markup ratio of 7.25x is significantly above the specialty median of 4.2x.

Averaging 53 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 197% from 2014 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

📈

Notable: Payments increased 74% in 2019

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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$989.38$150.046.59x$839.34$500.0K7.6K5.5K
2015$912.68$152.006.00x$760.68$517.4K6.3K4.5K
2016$964.30$141.586.81x$822.72$599.9K7.7K5.1K
2017$1.0K$155.716.47x$852.44$674.8K9.0K5.9K
2018$1.3K$168.487.44x$1.1K$912.7K11.3K6.7K
2019$3.0K$263.5711.42x$2.7K$1.6M16.6K8.4K
2020$3.9K$282.7713.91x$3.6K$1.2M11.8K6.9K
2021$4.0K$291.3813.76x$3.7K$1.5M15.1K7.3K
2022$1.4K$155.969.25x$1.3K$2.3M22.8K10.5K
2023$3.2K$290.1411.04x$2.9K$1.5M25.5K8.1K

Top Procedures (20)

G2066Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec⚠ 4.6x markup
$3.3M
19.9K services$164.40/svc4.59x markup
99214Established patient office or other outpatient, visit typically 25 minutes⚠ 4.6x markup
$1.6M
15.6K services$100.76/svc4.60x markup
93299Remote evaluations of implantable heart recorder system including transmissions, technician review, support, and distribution of results up to 30 days
$1.2M
5.5K services$212.85/svc2.29x markup
33249Insertion or replacement of single or dual chamber pacing defibrillator leads⚠ 7.3x markup
$507.3K
551 services$920.75/svc7.27x markup
93280Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report⚠ 6.8x markup
$461.3K
7.4K services$61.97/svc6.76x markup
33285Insertion of heart rhythm monitor under skin⚠ 20.0x markup
$451.7K
201 services$2.2K/svc20.02x markup
93298Remote evaluations of implantable heart recorder system including physician analysis, review, and report up to 30 days⚠ 26.8x markup
$405.5K
17.0K services$23.84/svc26.76x markup
99222Initial hospital inpatient care, typically 50 minutes per day⚠ 4.5x markup
$387.9K
3.1K services$125.06/svc4.53x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day⚠ 4.7x markup
$358.8K
5.5K services$65.77/svc4.69x markup
33208Insertion of new or replacement of permanent pacemaker including upper and lower chamber electrodes⚠ 7.5x markup
$348.4K
668 services$521.62/svc7.49x markup
93000Routine EKG using at least 12 leads including interpretation and report⚠ 8.4x markup
$250.2K
17.9K services$13.96/svc8.44x markup
93282Evaluation, testing, and programming adjustment of permanent single lead cardioverter-defibrillator including physician analysis, review, and report⚠ 6.5x markup
$218.9K
3.5K services$63.44/svc6.51x markup
93297Remote evaluations of implantable heart monitoring system with physician analysis, review, and report up to 30 days⚠ 24.0x markup
$210.5K
8.8K services$23.79/svc23.97x markup
93284Evaluation, testing, and programming adjustment of permanent multiple lead cardioverter-defibrillator including physician analysis, review, and report⚠ 7.3x markup
$185.0K
2.1K services$87.77/svc7.28x markup
99204New patient office or other outpatient visit, typically 45 minutes⚠ 4.9x markup
$163.1K
1.2K services$138.56/svc4.89x 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⚠ 19.5x markup
$162.2K
7.2K services$22.48/svc19.47x markup
93295Remote evaluations of single, dual, or multiple lead cardioverter-defibrillator with physician analysis, review, and report up to 90 days⚠ 15.3x markup
$123.6K
3.2K services$39.15/svc15.29x markup
33228Removal and replacement of dual lead permanent pacemaker pulse generator⚠ 9.0x markup
$116.2K
321 services$361.87/svc8.96x markup
93620Insertion of catheters for recording, pacing, and attempted induction of abnormal rhythm in right upper and lower heart⚠ 7.8x markup
$112.0K
177 services$633.04/svc7.77x markup
93294Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days⚠ 10.9x markup
$106.4K
4.1K services$25.90/svc10.92x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
G2066Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec19.9K$3.3M$164.404.59x
99214Established patient office or other outpatient, visit typically 25 minutes15.6K$1.6M$100.764.60x
93299Remote evaluations of implantable heart recorder system including transmissions, technician review, support, and distribution of results up to 30 days5.5K$1.2M$212.852.29x
33249Insertion or replacement of single or dual chamber pacing defibrillator leads551$507.3K$920.757.27x
93280Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report7.4K$461.3K$61.976.76x
33285Insertion of heart rhythm monitor under skin201$451.7K$2.2K20.02x
93298Remote evaluations of implantable heart recorder system including physician analysis, review, and report up to 30 days17.0K$405.5K$23.8426.76x
99222Initial hospital inpatient care, typically 50 minutes per day3.1K$387.9K$125.064.53x
99232Subsequent hospital inpatient care, typically 25 minutes per day5.5K$358.8K$65.774.69x
33208Insertion of new or replacement of permanent pacemaker including upper and lower chamber electrodes668$348.4K$521.627.49x
93000Routine EKG using at least 12 leads including interpretation and report17.9K$250.2K$13.968.44x
93282Evaluation, testing, and programming adjustment of permanent single lead cardioverter-defibrillator including physician analysis, review, and report3.5K$218.9K$63.446.51x
93297Remote evaluations of implantable heart monitoring system with physician analysis, review, and report up to 30 days8.8K$210.5K$23.7923.97x
93284Evaluation, testing, and programming adjustment of permanent multiple lead cardioverter-defibrillator including physician analysis, review, and report2.1K$185.0K$87.777.28x
99204New patient office or other outpatient visit, typically 45 minutes1.2K$163.1K$138.564.89x
93296Remote evaluations of single, dual, or multiple lead pacemaker or cardioverter-defibrillator transmissions, technician review, support, and distribution of results up to 90 days7.2K$162.2K$22.4819.47x
93295Remote evaluations of single, dual, or multiple lead cardioverter-defibrillator with physician analysis, review, and report up to 90 days3.2K$123.6K$39.1515.29x
33228Removal and replacement of dual lead permanent pacemaker pulse generator321$116.2K$361.878.96x
93620Insertion of catheters for recording, pacing, and attempted induction of abnormal rhythm in right upper and lower heart177$112.0K$633.047.77x
93294Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days4.1K$106.4K$25.9010.92x

Markup Analysis

Charge-to-Payment Ratio

7.25x

This provider submits charges 7.25 times higher than what Medicare actually pays.

What This Means

A markup ratio of 7.25x means for every $100 Medicare pays, this provider initially charges $725. This is higher than the national average.

Location

Roslyn, 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 Clinical Cardiac Electrophysiology providers in NY for peer comparison.

William Shin (you)
$11.3M
David Hoch, M.D.
$46.2M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
David Hoch, M.D.Roslyn, NY$46.2M✓ 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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