True North Medical of South Nassau, PC
NPI 1659134575 · Neurological Surgery Physician · West Islip, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
True North Medical of South Nassau, PC is a Neurological Surgery Physician organization in West Islip, NY (NPI 1659134575).
Provider details
- NPI number
- 1659134575
- Entity type
- Organization
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Salvatore Zavarella, Administrator(833) 666-6066
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-02-02
- Last updated
- 2024-02-02
- Certified
- 2024-02-02
Frequently asked questions
- What is True North Medical of South Nassau, PC's NPI number?
- True North Medical of South Nassau, PC's National Provider Identifier (NPI) is 1659134575, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is True North Medical of South Nassau, PC?
- True North Medical of South Nassau, PC is classified in the NPPES registry as Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is True North Medical of South Nassau, PC located?
- True North Medical of South Nassau, PC's practice location on file with NPPES is 1175 Montauk Hwy, West Islip, NY 11795-4939.
- What is True North Medical of South Nassau, PC's phone number?
- The practice phone number listed in the NPPES registry for True North Medical of South Nassau, PC is (833) 666-6066.
- Does True North Medical of South Nassau, PC accept Medicare?
- True North Medical of South Nassau, PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for True North Medical of South Nassau, PC?
- The authorized official listed on True North Medical of South Nassau, PC's NPPES record is Salvatore Zavarella, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is True North Medical of South Nassau, PC's NPI active?
- Yes — True North Medical of South Nassau, PC's NPI (1659134575) is active in the NPPES registry as of the last update on 2024-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.