Doctor profile · Federal record
Dr. William Sonstein, M.D.
Specialist (CMS: Neurosurgery) · Rockville Centre, NY
- NPI 1669495305
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Merrick RD, Suite 128 W
Rockville Centre, NY 115704800
(516) 255-9031
fax (516) 255-6230
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- New York #195202-2
- Medicaid
- NY #01827870
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669495305. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
344
Distinct HCPCS
6
Medicare allowed
$52,483
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 97 | 70 | $52 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 92 | 92 | $83 | |
64722 |
Release of unspecified nerve | 84 | 21 | $48 | |
63048 |
Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment | 30 | 12 | $171 | |
22614 |
Fusion of additional segment of spine | 22 | 13 | $319 | |
22612 |
Fusion of spine in lower back | 19 | 18 | $1,241 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 100. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$308
Transactions
6
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| DJO, LLC | 2 | $225.16 | |
| DePuy Synthes Sales Inc. | 2 | $42.69 | |
| 4WEB, Inc. | 2 | $39.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
26
Patients
11
Total drug cost
$275
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 14 | 0 | $168 |
| Methylprednisolone | Generic | 12 | 11 | $107 |
Hospital affiliations
Frequently asked questions
What is Dr. William Sonstein's medical specialty?
Dr. William Sonstein practices Specialist in Rockville Centre, NY.
Where does Dr. William Sonstein practice?
Dr. William Sonstein practices at 100 Merrick RD, Rockville Centre, NY 115704800. Office phone: 5162559031.
What is Dr. William Sonstein's NPI?
Dr. William Sonstein's National Provider Identifier (NPI) is 1669495305, issued by NPPES.
Does Dr. William Sonstein accept Medicare assignment?
Yes. Dr. William Sonstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Sonstein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99202); Release of unspecified nerve (HCPCS 64722). Source: CMS Medicare Physician & Other Practitioners file.