Total Payments
$182,452
2024 Payments
$20,179
Companies
18
Transactions
412
Medicare Patients
7,005
Medicare Billing
$954,134
Payment Breakdown by Category
Other$83,735 (45.9%)
Travel$60,291 (33.0%)
Food & Beverage$20,043 (11.0%)
Consulting$16,898 (9.3%)
Education$1,484 (0.8%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Travel and Lodging | $60,291 | 84 | 33.0% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $34,350 | 13 | 18.8% |
| Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program | $31,500 | 20 | 17.3% |
| Food and Beverage | $20,043 | 257 | 11.0% |
| Compensation for serving as faculty or as a speaker for a medical education program | $17,000 | 9 | 9.3% |
| Consulting Fee | $16,898 | 12 | 9.3% |
| Education | $1,484 | 13 | 0.8% |
| Honoraria | $500.00 | 1 | 0.3% |
| Grant | $258.93 | 1 | 0.1% |
| Entertainment | $126.33 | 2 | 0.1% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| BIOTRONIK INC. | $106,624 | 186 | $0 (2024) |
| Medtronic Vascular, Inc. | $44,456 | 117 | $0 (2020) |
| Biosense Webster, Inc. | $18,967 | 19 | $0 (2024) |
| Boston Scientific Corporation | $3,395 | 33 | $0 (2024) |
| Abbott Laboratories | $2,615 | 19 | $0 (2024) |
| ATRICURE, INC. | $2,263 | 15 | $0 (2023) |
| Medical Device Business Services, Inc. | $1,192 | 6 | $0 (2024) |
| Stereotaxis Inc | $708.28 | 3 | $0 (2024) |
| AltaThera Pharmaceuticals LLC | $582.70 | 2 | $0 (2024) |
| Medtronic USA, Inc. | $500.00 | 1 | $0 (2018) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $20,179 | 61 | BIOTRONIK INC. ($17,415) |
| 2023 | $9,693 | 31 | BIOTRONIK INC. ($7,255) |
| 2022 | $20,273 | 50 | BIOTRONIK INC. ($18,226) |
| 2021 | $19,302 | 58 | BIOTRONIK INC. ($10,438) |
| 2020 | $34,086 | 33 | BIOTRONIK INC. ($17,334) |
| 2019 | $47,583 | 77 | BIOTRONIK INC. ($22,749) |
| 2018 | $16,141 | 46 | BIOTRONIK INC. ($9,175) |
| 2017 | $15,194 | 56 | Medtronic Vascular, Inc. ($11,058) |
All Payment Transactions
412 individual payment records from CMS Open Payments — Page 1 of 17
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/20/2024 | BIOTRONIK INC. | Solia (Device), Selectra | Travel and Lodging | In-kind items and services | $7,658.41 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/19/2024 | Abbott Laboratories | ENSITE (Device) | Food and Beverage | In-kind items and services | $99.13 | General |
| Category: Electrophysiology | ||||||
| 12/07/2024 | BIOTRONIK INC. | — | Food and Beverage | In-kind items and services | $85.34 | General |
| 12/07/2024 | BIOTRONIK INC. | Solia (Device), Selectra | Food and Beverage | In-kind items and services | $31.73 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/07/2024 | BIOTRONIK INC. | Solia (Device), Selectra | Travel and Lodging | In-kind items and services | $10.36 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/06/2024 | BIOTRONIK INC. | Selectra (Device), Solia | Food and Beverage | In-kind items and services | $29.82 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/06/2024 | BIOTRONIK INC. | Selectra (Device), Solia | Travel and Lodging | In-kind items and services | $10.36 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 11/22/2024 | BIOTRONIK INC. | — | Compensation for serving as faculty or as a speaker for a medical education program | Cash or cash equivalent | $4,000.00 | General |
| 11/21/2024 | Stereotaxis Inc | Genesis (Device) | Travel and Lodging | Cash or cash equivalent | $581.95 | General |
| Category: Cardiac | ||||||
| 11/21/2024 | Stereotaxis Inc | Genesis (Device) | Entertainment | Cash or cash equivalent | $27.20 | General |
| Category: Cardiac | ||||||
| 11/15/2024 | BIOTRONIK INC. | Acticor 7 VR-T DX (Device) | Food and Beverage | In-kind items and services | $149.57 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 11/14/2024 | Biosense Webster, Inc. | CARTO 3 (Device) | Food and Beverage | In-kind items and services | $136.94 | General |
| Category: Cardiology | ||||||
| 11/13/2024 | BIOTRONIK INC. | BIOMONITOR (Device) | Food and Beverage | In-kind items and services | $174.73 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 11/07/2024 | ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | LifeVest (Device) | Food and Beverage | Cash or cash equivalent | $99.13 | General |
| Category: Electromedical and Electrotherapeutic Apparatus | ||||||
| 11/07/2024 | Boston Scientific Corporation | EMBLEM MRI S-ICD (Device) | Food and Beverage | In-kind items and services | $99.13 | General |
| Category: EMBLEM_CRM | ||||||
| 11/06/2024 | BIOTRONIK INC. | Acticor 7 VR-T DX (Device) | Food and Beverage | In-kind items and services | $194.18 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 11/03/2024 | BIOTRONIK INC. | — | Travel and Lodging | In-kind items and services | $961.14 | General |
| 11/02/2024 | Stereotaxis Inc | Genesis (Device) | Entertainment | Cash or cash equivalent | $99.13 | General |
| Category: Cardiac | ||||||
| 10/30/2024 | BIOTRONIK INC. | — | Food and Beverage | In-kind items and services | $86.15 | General |
| 10/25/2024 | BIOTRONIK INC. | — | Food and Beverage | In-kind items and services | $28.48 | General |
| 10/24/2024 | BIOTRONIK INC. | Selectra (Device), Solia | Food and Beverage | In-kind items and services | $89.25 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 10/23/2024 | BIOTRONIK INC. | — | Travel and Lodging | In-kind items and services | $330.18 | General |
| 10/23/2024 | BIOTRONIK INC. | — | Food and Beverage | In-kind items and services | $88.54 | General |
| 10/23/2024 | BIOTRONIK INC. | — | Food and Beverage | In-kind items and services | $83.33 | General |
| 10/23/2024 | BIOTRONIK INC. | — | Food and Beverage | In-kind items and services | $79.52 | General |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 29 | 2,071 | 2,763 | $1.7M | $252,141 |
| 2022 | 29 | 1,977 | 2,698 | $1.8M | $254,578 |
| 2021 | 30 | 1,625 | 2,506 | $2.0M | $262,670 |
| 2020 | 28 | 1,332 | 1,902 | $1.0M | $184,746 |
Total Patients
7,005
Total Services
9,869
Medicare Billing
$954,134
Procedure Codes
133
All Medicare Procedures & Services
133 procedure records from CMS Medicare Utilization — Page 1 of 6
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 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 | 36 | 36 | $179,820 | $32,853 | 18.3% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 170 | 170 | $119,000 | $32,403 | 27.2% |
| 33340 | Repair of left upper heart chamber with implant with review by radiologist | Facility | 2023 | 56 | 57 | $159,600 | $31,913 | 20.0% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 152 | 194 | $106,700 | $30,152 | 28.3% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 142 | 169 | $71,825 | $18,177 | 25.3% |
| 33208 | Insertion of pacemaker and upper and lower heart chamber electrode | Facility | 2023 | 30 | 30 | $112,500 | $14,322 | 12.7% |
| 93653 | Comprehensive electrophysiologic evaluation with catheter destruction of abnormality of upper chamber of heart causing supraventricular tachycardia (rapid heart rate) | Facility | 2023 | 15 | 15 | $57,225 | $12,070 | 21.1% |
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Facility | 2023 | 201 | 292 | $36,500 | $7,684 | 21.1% |
| 93298 | Evaluation of cardiac rhythm monitor system, remote up to 30 days | Facility | 2023 | 91 | 313 | $31,300 | $7,437 | 23.8% |
| 93655 | Insertion of catheters and destruction of tissue to treat abnormal heart rhythm | Facility | 2023 | 24 | 25 | $45,000 | $7,374 | 16.4% |
| 92960 | External shock to heart to regulate heart beat | Facility | 2023 | 56 | 68 | $63,580 | $6,426 | 10.1% |
| 93657 | Destruction of tissue of upper heart chamber through tube to treat abnormal heart rhythm | Facility | 2023 | 20 | 20 | $31,000 | $5,899 | 19.0% |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Facility | 2023 | 33 | 34 | $22,100 | $5,375 | 24.3% |
| 93298 | Evaluation of cardiac rhythm monitor system, remote up to 30 days | Office | 2023 | 87 | 234 | $23,400 | $4,340 | 18.5% |
| 93623 | Programming of heart rhythm stimulation after drug infusion | Facility | 2023 | 54 | 54 | $35,100 | $4,249 | 12.1% |
| 93280 | Programming of dual lead pacemaker system | Facility | 2023 | 114 | 126 | $31,500 | $4,044 | 12.8% |
| 93662 | Ultrasound evaluation of heart blood vessel with review by radiologist | Facility | 2023 | 60 | 61 | $51,850 | $3,992 | 7.7% |
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Office | 2023 | 128 | 156 | $19,500 | $3,090 | 15.8% |
| 93295 | Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Facility | 2023 | 60 | 77 | $17,710 | $2,509 | 14.2% |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Facility | 2023 | 16 | 21 | $7,350 | $2,279 | 31.0% |
| 93297 | Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | Facility | 2023 | 52 | 79 | $7,900 | $1,829 | 23.2% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 12 | 12 | $6,300 | $1,699 | 27.0% |
| 93280 | Programming of dual lead pacemaker system | Office | 2023 | 61 | 64 | $16,000 | $1,521 | 9.5% |
| 93284 | Programming of multiple lead implantable defibrillator system | Facility | 2023 | 19 | 24 | $8,640 | $1,300 | 15.0% |
| 93295 | Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Office | 2023 | 41 | 46 | $10,580 | $1,155 | 10.9% |
About Dr. Christopher Liu, MD
Dr. Christopher Liu, MD is a Cardiovascular Disease healthcare provider based in New York, New York. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 10/07/2005. The National Provider Identifier (NPI) number assigned to this provider is 1710975404.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Christopher Liu, MD has received a total of $182,452 in payments from pharmaceutical and medical device companies, with $20,179 received in 2024. These payments were reported across 412 transactions from 18 companies. The most common payment nature is "Travel and Lodging" ($60,291).
As a Medicare-enrolled provider, Liu has provided services to 7,005 Medicare beneficiaries, totaling 9,869 services with total Medicare billing of $954,134. Data is available for 4 years (2020–2023), covering 133 distinct procedure/service records.
Ad
Practice Information
- Specialty Cardiovascular Disease
- Other Specialties Clinical Cardiac Electrophysiology
- Location New York, NY
- Active Since 10/07/2005
- Last Updated 09/27/2017
- Taxonomy Code 207RC0000X
- Entity Type Individual
- NPI Number 1710975404
Products in Payments
- Arctic Front (Device) $21,853
- Carto 3 System (Device) $11,453
- Solia (Device) $11,214
- Acticor 7 VR-T DX (Device) $5,682
- Edora 8 DR-T (Device) $3,995
- Edora (Device) $2,854
- Micra (Device) $2,335
- BIOMONITOR (Device) $2,169
- EPI-SENSE GUIDED COAGULATION SYSTEM WITH VISITRAX (Device) $1,922
- AMPLATZER Occluders (Device) $1,269
- Sentus (Device) $1,200
- WATCHMAN (Device) $1,104
- GENERAL THERAPIES (Device) $833.62
- Carto 3 (Device) $823.58
- TENDRIL (Device) $750.00
- Genesis (Device) $708.28
- Rivacor (Device) $652.85
- SelectSecure (Device) $612.34
- Sotalol Hydrochloride (Drug) $582.70
- CARTO 3 (Device) $551.22
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.
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