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. Isaac George
๐Ÿ”ช
MDIndividual

Isaac George, M.D.

NPI: 1457430837
New York, NY
10 years of data
Cardiac Surgery
$3.6M
Total Payments
6.9K
Beneficiaries
6.9K
Services
8.16x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$3.6M
Specialty median$102.2K

๐Ÿ“‹ Key Findings

1Billed $3.6M over 10 years
28.16x markup ratio (above median)
399th percentile in Cardiac Surgery by payments
4Payments surged 152% in 2015
520 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $3.6M in total Medicare payments ranks in the 99th percentile of Cardiac Surgery providers nationally.

Their average markup ratio of 8.16x is significantly above the specialty median of 4.7x.

Medicare payments to this provider grew 127% 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

๐Ÿ“ˆ

Notable: Payments increased 152% in 2015

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
2014$6.0K$791.767.55x$5.2K$156.5K212212
2015$6.0K$864.036.95x$5.1K$394.1K665665
2016$6.9K$923.037.44x$5.9K$404.3K707707
2017$5.8K$778.367.42x$5.0K$438.4K774774
2018$4.0K$524.117.65x$3.5K$330.1K620620
2019$6.4K$785.908.14x$5.6K$398.2K699699
2020$3.5K$419.958.37x$3.1K$315.3K702698
2021$3.3K$433.657.63x$2.9K$394.1K947933
2022$4.4K$573.137.67x$3.8K$400.3K876872
2023$6.3K$745.908.44x$5.5K$355.3K745739

Top Procedures (20)

33361Replacement of aortic valve with prosthetic valve, accessed through the skinโš  9.5x markup
$1.8M
2.3K services$786.18/svc9.51x markup
33405Replacement of left lower heart chamber valve using artificial valve on heart-lung machineโš  7.3x markup
$532.0K
280 services$1.9K/svc7.33x markup
99205New patient office or other outpatient visit, typically 60 minutesโš  4.3x markup
$450.5K
2.3K services$192.12/svc4.31x markup
33533Heart artery bypass to repair one arteryโš  8.9x markup
$209.3K
161 services$1.3K/svc8.92x markup
33430Replacement of valve between left upper and lower chambers on heart-lung machineโš  6.9x markup
$201.3K
83 services$2.4K/svc6.93x markup
33025Creation of opening or partial removal of sac that covers the heartโš  13.0x markup
$69.9K
179 services$390.73/svc13.00x markup
99204New patient office or other outpatient visit, typically 45 minutesโš  4.7x markup
$64.7K
434 services$149.05/svc4.70x markup
99215Established patient office or other outpatient, visit typically 40 minutesโš  4.5x markup
$31.6K
216 services$146.20/svc4.54x markup
33534Heart artery bypass to repair multiple arteriesโš  6.1x markup
$28.6K
14 services$2.0K/svc6.07x markup
0483TInsertion of artificial valve between left heart chambers, accessed through the skinโš  8.4x markup
$22.5K
26 services$864.93/svc8.43x markup
33365Replacement of aortic valve with prosthetic valveโš  10.3x markup
$21.4K
20 services$1.1K/svc10.29x markup
33418Repair of mitral valve through the skin, initial prosthesisโš  10.4x markup
$19.8K
18 services$1.1K/svc10.45x markup
99223Initial hospital inpatient care, typically 70 minutes per dayโš  5.0x markup
$18.1K
107 services$169.45/svc4.99x markup
33464Repair of heart valve between right chambers with insertion of prosthetic valve ringโš  8.5x markup
$17.6K
11 services$1.6K/svc8.49x markup
33518Combined multiple vein and artery heart artery bypassesโš  5.5x markup
$17.0K
44 services$386.46/svc5.45x markup
99214Established patient office or other outpatient, visit typically 25 minutesโš  5.1x markup
$10.6K
108 services$98.61/svc5.13x markup
99222Initial hospital inpatient care, typically 50 minutes per dayโš  4.6x markup
$8.2K
66 services$124.73/svc4.57x markup
33257Destruction and reconstruction of right upper heartโš  5.3x markup
$7.8K
14 services$555.71/svc5.34x markup
99203New patient office or other outpatient visit, typically 30 minutesโš  5.3x markup
$5.6K
57 services$98.20/svc5.31x markup
99221Initial hospital inpatient care, typically 30 minutes per dayโš  4.5x markup
$5.5K
60 services$91.92/svc4.49x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
33361Replacement of aortic valve with prosthetic valve, accessed through the skin2.3K$1.8M$786.189.51x
33405Replacement of left lower heart chamber valve using artificial valve on heart-lung machine280$532.0K$1.9K7.33x
99205New patient office or other outpatient visit, typically 60 minutes2.3K$450.5K$192.124.31x
33533Heart artery bypass to repair one artery161$209.3K$1.3K8.92x
33430Replacement of valve between left upper and lower chambers on heart-lung machine83$201.3K$2.4K6.93x
33025Creation of opening or partial removal of sac that covers the heart179$69.9K$390.7313.00x
99204New patient office or other outpatient visit, typically 45 minutes434$64.7K$149.054.70x
99215Established patient office or other outpatient, visit typically 40 minutes216$31.6K$146.204.54x
33534Heart artery bypass to repair multiple arteries14$28.6K$2.0K6.07x
0483TInsertion of artificial valve between left heart chambers, accessed through the skin26$22.5K$864.938.43x
33365Replacement of aortic valve with prosthetic valve20$21.4K$1.1K10.29x
33418Repair of mitral valve through the skin, initial prosthesis18$19.8K$1.1K10.45x
99223Initial hospital inpatient care, typically 70 minutes per day107$18.1K$169.454.99x
33464Repair of heart valve between right chambers with insertion of prosthetic valve ring11$17.6K$1.6K8.49x
33518Combined multiple vein and artery heart artery bypasses44$17.0K$386.465.45x
99214Established patient office or other outpatient, visit typically 25 minutes108$10.6K$98.615.13x
99222Initial hospital inpatient care, typically 50 minutes per day66$8.2K$124.734.57x
33257Destruction and reconstruction of right upper heart14$7.8K$555.715.34x
99203New patient office or other outpatient visit, typically 30 minutes57$5.6K$98.205.31x
99221Initial hospital inpatient care, typically 30 minutes per day60$5.5K$91.924.49x

Markup Analysis

Charge-to-Payment Ratio

8.16x

This provider submits charges 8.16 times higher than what Medicare actually pays.

What This Means

A markup ratio of 8.16x means for every $100 Medicare pays, this provider initially charges $816. 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.

Related

Browse
โ† Back to Provider Directory
State
All providers in NY โ†’
Specialty
All Cardiac Surgery 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