Nitin Mariwalla MD PLLC
NPI 1659943942 · 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)
Nitin Mariwalla MD PLLC is a Neurological Surgery Physician organization in West Islip, NY (NPI 1659943942).
Provider details
- NPI number
- 1659943942
- Entity type
- Organization
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Christian Galan, Director of Client Services(631) 500-9400
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
4 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
- 2021-07-15
- Last updated
- 2025-10-21
- Certified
- 2025-10-21
Frequently asked questions
- What is Nitin Mariwalla MD PLLC's NPI number?
- Nitin Mariwalla MD PLLC's National Provider Identifier (NPI) is 1659943942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nitin Mariwalla MD PLLC?
- Nitin Mariwalla MD PLLC is classified in the NPPES registry as Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Nitin Mariwalla MD PLLC located?
- Nitin Mariwalla MD PLLC's practice location on file with NPPES is 1175 Montauk Hwy Ste 3, West Islip, NY 11795-4939.
- What is Nitin Mariwalla MD PLLC's phone number?
- The practice phone number listed in the NPPES registry for Nitin Mariwalla MD PLLC is (631) 500-9400.
- Does Nitin Mariwalla MD PLLC accept Medicare?
- Nitin Mariwalla MD PLLC 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 Nitin Mariwalla MD PLLC?
- The authorized official listed on Nitin Mariwalla MD PLLC's NPPES record is Christian Galan, Director of Client Services. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nitin Mariwalla MD PLLC's NPI active?
- Yes — Nitin Mariwalla MD PLLC's NPI (1659943942) is active in the NPPES registry as of the last update on 2025-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.