Doctor profile · Federal record
Dr. Guillaume Bassil, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Interventional Cardiology Physician · Cardiovascular Disease Physician · New York, NY
- NPI 1235524372
- Accepts Medicare
- MIPS 76.5 / 100 · 2023
- 13 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
18 W 18Th St
New York, NY 100114607
(917) 512-8500 - Additional location
-
2200 Whitney Ave Ste 180
Hamden, CT 065183602
(203) 407-2500 - Mailing address
-
505 E 70Th St, Weill Cornell Internal Medicine As
New York, NY 100214872
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- February 13, 2026
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State licenses (2)
- Connecticut #67298 · New York #293038
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235524372. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
224
Distinct HCPCS
7
Medicare allowed
$36,011
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 61 | 60 | $218 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 45 | 25 | $140 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 34 | 34 | $190 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 32 | 32 | $17 | |
93971 |
Ultrasound study of one arm or leg veins with compression and maneuvers | 24 | 24 | $140 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 15 | 15 | $214 | |
93880 |
Ultrasound of both sides of head and neck blood flow | 13 | 13 | $220 |
In context: peer comparison
Among 234 peers in this city , average services per provider: 176. This provider delivers 1.3× the peer median.Open Payments
Industry payments received
All-time total
$398
Transactions
3
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ShockWave Medical, Inc | 2 | $366.44 | |
| Lilly USA, LLC | 1 | $31.10 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
371
Patients
169
Total drug cost
$38,640
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 59 | 34 | $1,079 |
| Rosuvastatin Calcium | Generic | 50 | 24 | $900 |
| Atorvastatin Calcium | Generic | 37 | 22 | $594 |
| Losartan Potassium | Generic | 35 | 21 | $349 |
| Amlodipine Besylate | Generic | 32 | 15 | $192 |
| Hydrochlorothiazide | Generic | 31 | 14 | $113 |
| Eliquis (Apixaban) | Brand | 25 | 14 | $34,201 |
| Furosemide | Generic | 23 | 12 | $177 |
| Chlorthalidone | Generic | 22 | 13 | $516 |
| Lisinopril | Generic | 21 | 0 | $195 |
Frequently asked questions
What is Dr. Guillaume Bassil's medical specialty?
Dr. Guillaume Bassil practices Cardiovascular Disease Physician in New York, NY.
Where does Dr. Guillaume Bassil practice?
Dr. Guillaume Bassil practices at 18 W 18Th St, New York, NY 100114607. Office phone: 9175128500.
What is Dr. Guillaume Bassil's NPI?
Dr. Guillaume Bassil's National Provider Identifier (NPI) is 1235524372, issued by NPPES.
Does Dr. Guillaume Bassil accept Medicare assignment?
Yes. Dr. Guillaume Bassil accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Guillaume Bassil commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.