2 NPI-registered Single Specialty Group providers practice in New Jersey. Switch states in the rail, or open the full search to filter by city and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| Steven GreensteinMD | Single Specialty Group | Teaneck, NJ | 1255627501 |
| William SugarmannM.D. | Single Specialty Group | Somerville, NJ | 1982717880 |
Source: CMS NPPES Data Dissemination (June 2026). Specialty taxonomy: NUCC.
