Doctor profile · Federal record
Dr. Silas Nwaishienyi, M.D
Adult Medicine Physician (CMS: Emergency Medicine) · Emergency Medical Services (Emergency Medicine) Physician · Westbury, NY
- NPI 1336269802
- Accepts Medicare
- MIPS 90.0 / 100 · 2023
- 31 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
167 Evergreen Dr
Westbury, NY 115901208
(516) 610-8704
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- June 22, 2013
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207QA0505X — NUCC code
- State license (1)
- New York #243375
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336269802. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
64
Distinct HCPCS
3
Medicare allowed
$9,520
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 34 | 34 | $141 | |
99285 |
Emergency department visit with high level of medical decision making | 18 | 18 | $206 | |
99283 |
Emergency department visit with low level of medical decision making | 12 | 12 | $85 |
In context: peer comparison
Among 1 peers in Westbury Adult Medicine Physician, average services per provider: 21. This provider delivers 3.0× the peer median.Open Payments
Industry payments received
All-time total
$416
Transactions
16
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals INC. | 10 | $285.87 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $89.06 | |
| Lilly USA, LLC | 2 | $41.43 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
527
Patients
158
Total drug cost
$22,936
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 92 | 20 | $680 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 67 | 20 | $2,288 |
| Naproxen | Generic | 56 | 46 | $293 |
| Simvastatin | Generic | 40 | 13 | $425 |
| Famotidine | Generic | 36 | 24 | $526 |
| Lisinopril | Generic | 34 | 0 | $199 |
| Atorvastatin Calcium | Generic | 28 | 0 | $270 |
| Metformin Hcl | Generic | 24 | 0 | $121 |
| Prednisone | Generic | 23 | 16 | $51 |
| Atenolol | Generic | 22 | 0 | $180 |
Frequently asked questions
What is Dr. Silas Nwaishienyi's medical specialty?
Dr. Silas Nwaishienyi practices Adult Medicine Physician in Westbury, NY.
Where does Dr. Silas Nwaishienyi practice?
Dr. Silas Nwaishienyi practices at 167 Evergreen Dr, Westbury, NY 115901208. Office phone: 5166108704.
What is Dr. Silas Nwaishienyi's NPI?
Dr. Silas Nwaishienyi's National Provider Identifier (NPI) is 1336269802, issued by NPPES.
Does Dr. Silas Nwaishienyi accept Medicare assignment?
Yes. Dr. Silas Nwaishienyi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Silas Nwaishienyi commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.