Doctor profile · Federal record
Dr. Erik Reiersen, M.D.
Anesthesiology Physician · West Islip, NY
- NPI 1740348531
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
471 Montauk Hwy
West Islip, NY 117954414
(631) 849-1050
fax (631) 849-1052 - Mailing address
-
217 Cook St
Huntington Station, NY 117463503
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- December 13, 2023
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- New York #213746-1
- Medicaid
- NY #01962298
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1740348531. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
239
Distinct HCPCS
4
Medicare allowed
$33,463
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 76 | 75 | $145 | |
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 75 | 75 | $137 | |
00812 |
Anesthesia for exam of colon using an endoscope | 57 | 57 | $114 | |
00813 |
Anesthesia for procedure on small and large bowel using an endoscope | 31 | 31 | $183 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 25. This provider delivers 9.6× the peer median.Open Payments
Industry payments received
All-time total
$245
Transactions
9
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Phathom Pharmaceuticals, Inc. | 5 | $139.55 | |
| Ardelyx, Inc. | 3 | $73.06 | |
| Lilly USA, LLC | 1 | $32.16 |
By nature of payment
Frequently asked questions
What is Dr. Erik Reiersen's medical specialty?
Dr. Erik Reiersen practices Anesthesiology Physician in West Islip, NY.
Where does Dr. Erik Reiersen practice?
Dr. Erik Reiersen practices at 471 Montauk Hwy, West Islip, NY 117954414. Office phone: 6318491050.
What is Dr. Erik Reiersen's NPI?
Dr. Erik Reiersen's National Provider Identifier (NPI) is 1740348531, issued by NPPES.
What procedures does Dr. Erik Reiersen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.