Total Payments
$111,259
2024 Payments
$9,679
Companies
31
Transactions
320
Medicare Patients
2,678
Medicare Billing
$397,899
Payment Breakdown by Category
Other$80,469 (72.3%)
Food & Beverage$13,926 (12.5%)
Travel$9,854 (8.9%)
Consulting$6,843 (6.2%)
Research$168.07 (0.2%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $79,469 | 60 | 71.4% |
| Food and Beverage | $13,926 | 235 | 12.5% |
| Travel and Lodging | $9,854 | 21 | 8.9% |
| Consulting Fee | $6,843 | 2 | 6.2% |
| Honoraria | $1,000 | 1 | 0.9% |
| Unspecified | $168.07 | 1 | 0.2% |
Payments by Type
General
$111,091
319 transactions
Research
$168.07
1 transactions
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $47,380 | 97 | $0 (2024) |
| Amgen Inc. | $45,116 | 63 | $0 (2024) |
| Penumbra, Inc. | $8,809 | 18 | $0 (2023) |
| ABIOMED | $2,513 | 26 | $0 (2024) |
| Medtronic, Inc. | $1,231 | 14 | $0 (2024) |
| Chiesi USA, Inc. | $1,128 | 7 | $0 (2021) |
| Medtronic Vascular, Inc. | $995.68 | 12 | $0 (2020) |
| Novartis Pharmaceuticals Corporation | $733.96 | 17 | $0 (2024) |
| Janssen Scientific Affairs, LLC | $420.02 | 5 | $0 (2024) |
| Philips Electronics North America Corporation | $409.49 | 4 | $0 (2023) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $9,679 | 70 | Amgen Inc. ($4,631) |
| 2023 | $24,666 | 47 | Amgen Inc. ($20,012) |
| 2022 | $32,512 | 70 | Amgen Inc. ($19,778) |
| 2021 | $11,239 | 39 | ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($8,915) |
| 2020 | $11,673 | 25 | ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($10,695) |
| 2019 | $20,613 | 56 | ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($19,687) |
| 2018 | $643.35 | 10 | Medtronic Vascular, Inc. ($467.21) |
| 2017 | $233.74 | 3 | Medtronic Vascular, Inc. ($125.42) |
All Payment Transactions
320 individual payment records from CMS Open Payments — Page 1 of 13
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/20/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $14.81 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/17/2024 | Philips North America LLC | (CM9) Amb Mon & Diag Und (Device) | Food and Beverage | Cash or cash equivalent | $120.84 | General |
| Category: Medical Device | ||||||
| 12/09/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $7.70 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/06/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $23.11 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 12/04/2024 | Merck Sharp & Dohme LLC | VERQUVO (Drug), VERQUVO | Food and Beverage | In-kind items and services | $15.37 | General |
| Category: CARDIOVASCULAR | ||||||
| 11/08/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Travel and Lodging | In-kind items and services | $97.00 | General |
| Category: Stents | ||||||
| 11/04/2024 | Boehringer Ingelheim Pharmaceuticals, Inc. | JARDIANCE (Drug) | Food and Beverage | In-kind items and services | $70.00 | General |
| Category: DIABETES | ||||||
| 10/23/2024 | Regeneron Healthcare Solutions, Inc. | EVKEEZA (Biological) | Food and Beverage | In-kind items and services | $24.92 | General |
| Category: CARDIOVASCULAR AND METABOLISM | ||||||
| 10/17/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $127.14 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 10/17/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $18.40 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 10/16/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $104.57 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 10/16/2024 | Novartis Pharmaceuticals Corporation | LEQVIO (Drug) | Food and Beverage | In-kind items and services | $28.32 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 10/16/2024 | ABIOMED | Impella (Device) | Food and Beverage | Cash or cash equivalent | $23.79 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 10/10/2024 | SCPHARMACEUTICALS INC. | FUROSCIX (Drug) | Food and Beverage | In-kind items and services | $19.97 | General |
| Category: Cardiology | ||||||
| 10/09/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Travel and Lodging | In-kind items and services | $42.83 | General |
| Category: Stents | ||||||
| 10/02/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Travel and Lodging | In-kind items and services | $209.00 | General |
| Category: Stents | ||||||
| 10/02/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Food and Beverage | In-kind items and services | $174.87 | General |
| Category: Stents | ||||||
| 10/02/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Travel and Lodging | In-kind items and services | $40.32 | General |
| Category: Stents | ||||||
| 10/02/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Food and Beverage | In-kind items and services | $2.44 | General |
| Category: Stents | ||||||
| 10/01/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Food and Beverage | In-kind items and services | $18.66 | General |
| Category: Stents | ||||||
| 09/27/2024 | Medtronic, Inc. | ONYX FRONTIER (Device) | Travel and Lodging | In-kind items and services | $46.50 | General |
| Category: Stents | ||||||
| 09/12/2024 | ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | LifeVest (Device) | Food and Beverage | Cash or cash equivalent | $4.68 | General |
| Category: Electromedical and Electrotherapeutic Apparatus | ||||||
| 09/04/2024 | Novartis Pharmaceuticals Corporation | LEQVIO (Drug) | Food and Beverage | In-kind items and services | $113.96 | General |
| Category: Cardiology/Vascular Diseases | ||||||
| 08/30/2024 | Kiniksa Pharmaceuticals International, plc | Arcalyst (Drug) | Food and Beverage | In-kind items and services | $27.86 | General |
| Category: Not Applicable | ||||||
| 08/28/2024 | Novartis Pharmaceuticals Corporation | LEQVIO (Drug) | Food and Beverage | In-kind items and services | $27.11 | General |
| Category: Cardiology/Vascular Diseases | ||||||
Research Studies & Clinical Trials
| Study Name | Company | Amount | Records |
|---|---|---|---|
| A PHASE 3, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY TO INVESTIGATE THE EFFECT OF LEPODISIRAN ON THE REDUCTION OF MAJOR ADVERSE CARDIOVASCULAR EVENTS IN ADULTS WITH ELEVATED LIPOPROTEIN(A) WHO HAVE ESTABLISHED ATHEROSCLEROTIC CARDIOVASCULAR DISEASE OR ARE AT RISK FOR A FIRST CARDIOVASCULAR EVENT - ACCLAIM-LP(A) | Eli Lilly and Company | $168.07 | 1 |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 15 | 595 | 773 | $378,025 | $97,576 |
| 2022 | 15 | 606 | 771 | $292,465 | $82,553 |
| 2021 | 16 | 757 | 920 | $333,550 | $101,271 |
| 2020 | 17 | 720 | 922 | $395,525 | $116,499 |
Total Patients
2,678
Total Services
3,386
Medicare Billing
$397,899
Procedure Codes
63
All Medicare Procedures & Services
63 procedure records from CMS Medicare Utilization — Page 1 of 3
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 92928 | Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | Facility | 2023 | 22 | 29 | $68,150 | $15,955 | 23.4% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 109 | 143 | $51,480 | $14,982 | 29.1% |
| 93458 | Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | Facility | 2023 | 59 | 62 | $76,260 | $13,275 | 17.4% |
| 99291 | Critical care, first 30-74 minutes | Facility | 2023 | 21 | 50 | $29,060 | $10,057 | 34.6% |
| 92941 | Removal of plaque and blood clot, insertion of stent and/or balloon dilation of single vessel | Facility | 2023 | 13 | 13 | $33,605 | $8,607 | 25.6% |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Facility | 2023 | 32 | 72 | $20,280 | $7,995 | 39.4% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 48 | 49 | $24,140 | $7,911 | 32.8% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 18 | 18 | $10,440 | $3,762 | 36.0% |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Facility | 2023 | 23 | 23 | $11,855 | $3,720 | 31.4% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 20 | 20 | $8,900 | $3,010 | 33.8% |
| 92978 | Ultrasound evaluation of heart blood vessel or graft with review by radiologist, initial vessel | Facility | 2023 | 27 | 32 | $12,000 | $2,987 | 24.9% |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Office | 2023 | 159 | 218 | $21,800 | $2,821 | 12.9% |
| 99238 | Hospital discharge day management, 30 minutes or less | Facility | 2023 | 17 | 17 | $3,305 | $1,285 | 38.9% |
| 93571 | Ultrasound evaluation of heart blood vessel during diagnosis or treatment, initial vessel | Facility | 2023 | 12 | 12 | $4,500 | $852.36 | 18.9% |
| 93228 | Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | Office | 2023 | 15 | 15 | $2,250 | $357.60 | 15.9% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 110 | 136 | $48,960 | $14,985 | 30.6% |
| 99233 | Follow-up hospital inpatient care per day, typically 35 minutes | Facility | 2022 | 78 | 139 | $37,530 | $13,453 | 35.8% |
| 99291 | Critical care, first 30-74 minutes | Facility | 2022 | 28 | 56 | $32,480 | $11,745 | 36.2% |
| 93458 | Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | Facility | 2022 | 40 | 47 | $57,810 | $11,407 | 19.7% |
| 92928 | Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | Facility | 2022 | 12 | 12 | $27,775 | $7,316 | 26.3% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 44 | 44 | $19,580 | $6,007 | 30.7% |
| 99223 | Initial hospital inpatient care per day, typically 70 minutes | Facility | 2022 | 30 | 30 | $15,450 | $5,564 | 36.0% |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Office | 2022 | 150 | 189 | $18,900 | $2,477 | 13.1% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2022 | 13 | 15 | $8,700 | $2,415 | 27.8% |
| 99238 | Hospital discharge day management, 30 minutes or less | Facility | 2022 | 31 | 31 | $5,735 | $2,011 | 35.1% |
About Dr. On Chen, M.D
Dr. On Chen, M.D is a Interventional Cardiology healthcare provider based in Stony Brook, New York. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 10/21/2010. The National Provider Identifier (NPI) number assigned to this provider is 1750681912.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. On Chen, M.D has received a total of $111,259 in payments from pharmaceutical and medical device companies, with $9,679 received in 2024. These payments were reported across 320 transactions from 31 companies. The most common payment nature is "Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program" ($79,469).
As a Medicare-enrolled provider, Chen has provided services to 2,678 Medicare beneficiaries, totaling 3,386 services with total Medicare billing of $397,899. Data is available for 4 years (2020–2023), covering 63 distinct procedure/service records.
Ad
Practice Information
- Specialty Interventional Cardiology
- Location Stony Brook, NY
- Active Since 10/21/2010
- Last Updated 07/21/2022
- Taxonomy Code 207RI0011X
- Entity Type Individual
- NPI Number 1750681912
Products in Payments
- LifeVest (Device) $47,380
- Repatha (Biological) $44,992
- Indigo System (Device) $8,795
- Impella (Device) $2,513
- ONYX FRONTIER (Device) $1,120
- KENGREAL (Drug) $1,029
- Resolute (Device) $904.13
- LEQVIO (Drug) $693.24
- XARELTO (Drug) $420.02
- EVKEEZA (Biological) $344.14
- CoreValve Evolut (Device) $195.48
- (5091) Amb Mon & Diag Und (Device) $192.52
- SYNERGY (Device) $150.00
- Turbo Elite (Device) $141.89
- JARDIANCE (Drug) $140.78
- PRALUENT (Drug) $139.60
- OPTIS (Device) $137.82
- Arcalyst (Drug) $127.52
- BRILINTA (Drug) $126.54
- Mitra Clip system (Device) $124.96
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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.