Total Payments
$339,300
2024 Payments
$35,590
Companies
14
Transactions
655
Medicare Patients
4,976
Medicare Billing
$376,555
Payment Breakdown by Category
Other$142,634 (42.0%)
Consulting$128,103 (37.8%)
Travel$40,791 (12.0%)
Food & Beverage$27,642 (8.1%)
Education$129.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Consulting Fee | $128,103 | 63 | 37.8% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $98,821 | 45 | 29.1% |
| Travel and Lodging | $40,791 | 169 | 12.0% |
| Food and Beverage | $27,642 | 337 | 8.1% |
| Compensation for serving as faculty or as a speaker for a medical education program | $23,916 | 25 | 7.0% |
| Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program | $13,888 | 11 | 4.1% |
| Honoraria | $5,750 | 3 | 1.7% |
| Grant | $258.93 | 1 | 0.1% |
| Education | $129.00 | 1 | 0.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Abbott Laboratories | $104,764 | 293 | $0 (2024) |
| Boston Scientific Corporation | $59,121 | 98 | $0 (2024) |
| Medical Device Business Services, Inc. | $56,053 | 50 | $0 (2024) |
| Biosense Webster, Inc. | $37,482 | 61 | $0 (2024) |
| Medtronic, Inc. | $30,192 | 57 | $0 (2024) |
| Medtronic Vascular, Inc. | $26,310 | 57 | $0 (2020) |
| BIOTRONIK INC. | $10,822 | 25 | $0 (2023) |
| BioSig Technologies, Inc. | $6,029 | 5 | $0 (2022) |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $4,000 | 2 | $0 (2022) |
| Baylis Medical Company Inc | $2,025 | 1 | $0 (2021) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $35,590 | 90 | Abbott Laboratories ($20,445) |
| 2023 | $67,865 | 137 | Biosense Webster, Inc. ($19,729) |
| 2022 | $53,059 | 128 | Medtronic, Inc. ($13,320) |
| 2021 | $62,595 | 81 | Abbott Laboratories ($20,907) |
| 2020 | $28,010 | 32 | Abbott Laboratories ($12,181) |
| 2019 | $40,056 | 68 | Abbott Laboratories ($13,180) |
| 2018 | $33,381 | 71 | Boston Scientific Corporation ($10,128) |
| 2017 | $18,744 | 48 | BOSTON SCIENTIFIC CORPORATION ($8,875) |
All Payment Transactions
655 individual payment records from CMS Open Payments — Page 1 of 27
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/12/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $10.13 | General |
| Category: Cardiology | ||||||
| 12/05/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $8.07 | General |
| Category: Cardiology | ||||||
| 12/04/2024 | Medtronic, Inc. | — | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $1,200.00 | General |
| 11/21/2024 | Biosense Webster, Inc. | NUVISION ICE CATHETER (Device) | Food and Beverage | In-kind items and services | $6.45 | General |
| Category: Cardiology | ||||||
| 10/28/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $31.74 | General |
| Category: Cardiology | ||||||
| 10/15/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Food and Beverage | In-kind items and services | $129.46 | General |
| Category: Electrophysiology | ||||||
| 10/09/2024 | Abbott Laboratories | ENSITE (Device) | Food and Beverage | In-kind items and services | $108.79 | General |
| Category: Electrophysiology | ||||||
| 10/09/2024 | Abbott Laboratories | ENSITE (Device) | Food and Beverage | In-kind items and services | $6.58 | General |
| Category: Electrophysiology | ||||||
| 10/01/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $9.32 | General |
| Category: Cardiology | ||||||
| 09/24/2024 | Abbott Laboratories | ENSITE (Device) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $2,076.40 | General |
| Category: Electrophysiology | ||||||
| 09/24/2024 | Abbott Laboratories | ENSITE (Device) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $1,557.30 | General |
| Category: Electrophysiology | ||||||
| 09/24/2024 | Abbott Laboratories | ENSITE (Device) | Travel and Lodging | In-kind items and services | $98.81 | General |
| Category: Electrophysiology | ||||||
| 09/24/2024 | Abbott Laboratories | ENSITE (Device) | Travel and Lodging | In-kind items and services | $78.96 | General |
| Category: Electrophysiology | ||||||
| 09/21/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $147.27 | General |
| Category: Cardiology | ||||||
| 09/20/2024 | Biosense Webster, Inc. | QDOT MICRO Catheter (Device) | Food and Beverage | In-kind items and services | $11.28 | General |
| 09/13/2024 | Medtronic, Inc. | AURORA EV-ICD MRI SURESCAN (Device) | Food and Beverage | In-kind items and services | $163.69 | General |
| Category: Implant Cardio Defib - ICDs | ||||||
| 09/11/2024 | Abbott Laboratories | ENSITE (Device) | Travel and Lodging | In-kind items and services | $314.17 | General |
| Category: Electrophysiology | ||||||
| 08/30/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $39.70 | General |
| Category: Cardiology | ||||||
| 08/28/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $11.18 | General |
| Category: Cardiology | ||||||
| 08/25/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Travel and Lodging | In-kind items and services | $170.04 | General |
| Category: Electrophysiology | ||||||
| 08/24/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Food and Beverage | In-kind items and services | $98.27 | General |
| Category: Electrophysiology | ||||||
| 08/24/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Food and Beverage | In-kind items and services | $94.14 | General |
| Category: Electrophysiology | ||||||
| 08/24/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Food and Beverage | In-kind items and services | $67.18 | General |
| Category: Electrophysiology | ||||||
| 08/24/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Food and Beverage | In-kind items and services | $42.17 | General |
| Category: Electrophysiology | ||||||
| 08/24/2024 | Abbott Laboratories | ENSITE PRECISION (Device) | Food and Beverage | In-kind items and services | $18.56 | General |
| Category: Electrophysiology | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 22 | 930 | 1,213 | $1.1M | $93,215 |
| 2022 | 17 | 850 | 1,106 | $843,180 | $77,872 |
| 2021 | 22 | 1,924 | 2,689 | $1.0M | $109,415 |
| 2020 | 20 | 1,272 | 1,963 | $960,184 | $96,052 |
Total Patients
4,976
Total Services
6,971
Medicare Billing
$376,555
Procedure Codes
90
All Medicare Procedures & Services
90 procedure records from CMS Medicare Utilization — Page 1 of 4
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 93654 | Comprehensive electrophysiologic evaluation with catheter destruction of abnormality of lower chamber of heart causing ventricular tachycardia (rapid heart rate) or ventricular ectopy (irregular heartbeat) | Facility | 2023 | 17 | 18 | $283,125 | $14,625 | 5.2% |
| 93656 | Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation | Facility | 2023 | 18 | 19 | $290,700 | $14,287 | 4.9% |
| 93653 | Comprehensive electrophysiologic evaluation with catheter destruction of abnormality of upper chamber of heart causing supraventricular tachycardia (rapid heart rate) | Facility | 2023 | 12 | 12 | $142,200 | $7,957 | 5.6% |
| 93655 | Insertion of catheters and destruction of tissue to treat abnormal heart rhythm | Facility | 2023 | 24 | 27 | $59,157 | $6,563 | 11.1% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Facility | 2023 | 46 | 46 | $33,120 | $6,427 | 19.4% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Facility | 2023 | 50 | 55 | $31,460 | $5,761 | 18.3% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 35 | 41 | $27,428 | $5,360 | 19.5% |
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Facility | 2023 | 102 | 157 | $29,045 | $3,618 | 12.5% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 32 | 34 | $16,664 | $3,193 | 19.2% |
| 93462 | Insertion of tube in left heart chamber through heart septum | Facility | 2023 | 19 | 19 | $20,520 | $3,117 | 15.2% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2023 | 39 | 42 | $16,296 | $3,073 | 18.9% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 28 | 28 | $15,204 | $2,733 | 18.0% |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Facility | 2023 | 16 | 16 | $12,832 | $2,244 | 17.5% |
| 93295 | Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Facility | 2023 | 49 | 79 | $26,623 | $2,222 | 8.3% |
| 93623 | Programming of heart rhythm stimulation after drug infusion | Facility | 2023 | 31 | 32 | $41,152 | $2,147 | 5.2% |
| 93298 | Evaluation of cardiac rhythm monitor system, remote up to 30 days | Facility | 2023 | 22 | 98 | $13,426 | $2,063 | 15.4% |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Facility | 2023 | 230 | 313 | $13,459 | $1,850 | 13.7% |
| 93662 | Ultrasound evaluation of heart blood vessel with review by radiologist | Facility | 2023 | 25 | 26 | $25,324 | $1,549 | 6.1% |
| 93288 | Evaluation of single, dual, multiple lead or leadless pacemaker system | Facility | 2023 | 55 | 64 | $6,912 | $998.24 | 14.4% |
| 99238 | Hospital discharge day management, 30 minutes or less | Facility | 2023 | 15 | 15 | $4,525 | $983.40 | 21.7% |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Facility | 2023 | 11 | 14 | $4,032 | $895.44 | 22.2% |
| 93289 | Evaluation of single, dual, or multiple lead implantable defibrillator system | Facility | 2023 | 26 | 29 | $6,612 | $835.59 | 12.6% |
| 93280 | Programming of dual lead pacemaker system | Facility | 2023 | 11 | 12 | $2,616 | $360.00 | 13.8% |
| 93248 | Heart rhythm review and interpretation of continous external ekg over 8-15 days | Facility | 2023 | 17 | 17 | $2,261 | $354.45 | 15.7% |
| 93656 | Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation | Facility | 2022 | 23 | 24 | $367,200 | $21,504 | 5.9% |
About Dr. Wendy Tzou, M.D
Dr. Wendy Tzou, M.D is a Internal Medicine healthcare provider based in Aurora, Colorado. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 09/28/2006. The National Provider Identifier (NPI) number assigned to this provider is 1952493843.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Wendy Tzou, M.D has received a total of $339,300 in payments from pharmaceutical and medical device companies, with $35,590 received in 2024. These payments were reported across 655 transactions from 14 companies. The most common payment nature is "Consulting Fee" ($128,103).
As a Medicare-enrolled provider, Tzou has provided services to 4,976 Medicare beneficiaries, totaling 6,971 services with total Medicare billing of $376,555. Data is available for 4 years (2020–2023), covering 90 distinct procedure/service records.
Ad
Practice Information
- Specialty Internal Medicine
- Other Specialties Cardiovascular Disease, Cardiovascular Disease
- Location Aurora, CO
- Active Since 09/28/2006
- Last Updated 11/25/2024
- Taxonomy Code 207R00000X
- Entity Type Individual
- NPI Number 1952493843
Products in Payments
- CARTO 3 (Device) $52,095
- Ensite Cardiac Mapping System (Device) $27,743
- ENSITE (Device) $26,318
- ENSITE PRECISION (Device) $21,106
- EnSite Precision Cardiac Mapping System (Device) $20,841
- Carto 3 System (Device) $20,425
- Carto 3 (Device) $19,228
- VersaCross Access Solution (Device) $10,588
- GENERAL - THERAPIES (Device) $9,232
- GENERAL THERAPIES (Device) $7,639
- GENERAL THERAPIES (Device) $7,050
- PURE EP SYSTEM (Device) $5,000
- General - Therapies (Device) $4,640
- LifeVest (Device) $4,000
- EP-WorkMate Recording System (Device) $3,090
- GENERAL THERAPIES (Device) $2,584
- THERAPIES (Device) $2,322
- GENERAL - BRADY (Device) $2,047
- Impella (Device) $1,750
- Arctic Front (Device) $1,621
Explore
Data Sources
Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.
Internal Medicine Doctors in Aurora
Dr. Payal Kohli, M.d, M.D
Internal Medicine — Payments: $1.2M
Internal Medicine $1.2M
Miss. Sapna Patel, Md, MD
Internal Medicine — Payments: $188,415
Internal Medicine $188,415
Viralkumar Shah, Md, MD
Internal Medicine — Payments: $178,835
Internal Medicine $178,835
Dr. Elena Shagisultanova, Md, Phd, MD, PHD
Internal Medicine — Payments: $171,856
Internal Medicine $171,856
Lohit Garg, Md, MD
Internal Medicine — Payments: $121,577
Internal Medicine $121,577
Bradley Haverkos, Md, MD
Internal Medicine — Payments: $112,514
Internal Medicine $112,514