Marissa Botwinick
NPI 1659899268 · Pediatric Hematology & Oncology Physician · New Brunswick, NJ
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Botwinick is a Pediatric Hematology & Oncology Physician provider in New Brunswick, NJ (NPI 1659899268).
Provider details
- NPI number
- 1659899268
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA11499900 (NJ)
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
8 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
- 2017-09-03
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Marissa Botwinick's NPI number?
- Marissa Botwinick's National Provider Identifier (NPI) is 1659899268, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Botwinick's specialty?
- Marissa Botwinick is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marissa Botwinick located?
- Marissa Botwinick's practice location on file with NPPES is 195 Little Albany St, New Brunswick, NJ 08901-1914.
- What is Marissa Botwinick's phone number?
- The practice phone number listed in the NPPES registry for Marissa Botwinick is (732) 235-5437.
- Does Marissa Botwinick accept Medicare?
- Marissa Botwinick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Botwinick's NPI active?
- Yes — Marissa Botwinick's NPI (1659899268) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.