Doctor profile · Federal record
Dr. On Chen, M.D
Interventional Cardiology Physician (CMS: Interventional Cardiology) · Stony Brook, NY
- NPI 1750681912
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Hsc T16-080
Stony Brook, NY 117946002
(631) 444-1060
fax (631) 444-1054 - Mailing address
-
Po Box 1554
Stony Brook, NY 117900988
Credentials & registration
- NPI registered
- October 2010 — 16 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State license (1)
- New York #278688
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750681912. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
773
Distinct HCPCS
10
Medicare allowed
$125,412
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 218 | 159 | $18 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 143 | 109 | $146 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 72 | 32 | $139 | |
93458 |
Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | 62 | 59 | $276 | |
99291 |
Critical care, first 30-74 minutes | 50 | 21 | $251 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 49 | 48 | $207 | |
92978 |
Ultrasound evaluation of heart blood vessel or graft with review by radiologist, initial vessel | 32 | 27 | $117 | |
92928 |
Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch | 29 | 22 | $687 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 23 | 23 | $202 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 20 | 20 | $198 |
In context: peer comparison
Among 4 peers in Stony Brook Interventional Cardiology Physician, average services per provider: 112. This provider delivers 6.9× the peer median.Open Payments
Industry payments received
All-time total
$9,511
Transactions
69
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 5 | $4,631.29 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 7 | $1,659.99 | |
| Medtronic, INC. | 11 | $944.85 | |
| Novartis Pharmaceuticals Corporation | 14 | $663.46 | |
| Abiomed | 10 | $512.96 | |
| Janssen Scientific Affairs, LLC | 4 | $347.65 | |
| Abbott Laboratories | 2 | $162.70 | |
| Philips North America LLC | 2 | $149.45 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $102.50 | |
| Kiniksa Pharmaceuticals International, Plc | 4 | $95.48 | |
| ShockWave Medical, INC | 1 | $82.61 | |
| Regeneron Healthcare Solutions, INC. | 2 | $53.60 | |
| Scpharmaceuticals INC. | 2 | $45.48 | |
| Merck Sharp & Dohme LLC | 2 | $33.22 | |
| Regeneron Pharmaceuticals, INC. | 1 | $25.78 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
913
Patients
362
Total drug cost
$197,704
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ezetimibe | Generic | 128 | 57 | $5,275 |
| Rosuvastatin Calcium | Generic | 100 | 40 | $3,154 |
| Atorvastatin Calcium | Generic | 95 | 49 | $1,099 |
| Metoprolol Succinate | Generic | 86 | 36 | $2,263 |
| Spironolactone | Generic | 83 | 32 | $887 |
| Carvedilol | Generic | 67 | 37 | $1,179 |
| Jardiance (Empagliflozin) | Brand | 66 | 25 | $85,479 |
| Losartan Potassium | Generic | 66 | 26 | $767 |
| Amlodipine Besylate | Generic | 49 | 18 | $269 |
| Praluent Pen (Alirocumab) | Brand | 43 | 0 | $26,877 |
Frequently asked questions
What is Dr. On Chen's medical specialty?
Dr. On Chen practices Interventional Cardiology Physician in Stony Brook, NY.
Where does Dr. On Chen practice?
Dr. On Chen practices at Hsc T16-080, Stony Brook, NY 117946002. Office phone: 6314441060.
What is Dr. On Chen's NPI?
Dr. On Chen's National Provider Identifier (NPI) is 1750681912, issued by NPPES.
Does Dr. On Chen accept Medicare assignment?
Yes. Dr. On Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. On Chen commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.