IndividualActive
Marissa Leonidas
NPI 1942175765 · Registered Nurse · New Rochelle, NY
Marissa Leonidas is a Registered Nurse provider in New Rochelle, NY (NPI 1942175765).
Provider details
- NPI number
- 1942175765
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 809187-01 (NY)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
20 Sickles Ave
New Rochelle, NY 10801-4030
Phone: (914) 297-3448
Street-level locationGet directions
Mailing address
54 Drake Rd
Somerset, NJ 08873-2304
Registry dates
- Enumerated
- 2025-10-09
- Last updated
- 2025-10-09
- Certified
- 2025-10-09
Frequently asked questions
- What is Marissa Leonidas's NPI number?
- Marissa Leonidas's National Provider Identifier (NPI) is 1942175765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Leonidas's specialty?
- Marissa Leonidas is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Marissa Leonidas located?
- Marissa Leonidas's practice location on file with NPPES is 20 Sickles Ave, New Rochelle, NY 10801-4030.
- What is Marissa Leonidas's phone number?
- The practice phone number listed in the NPPES registry for Marissa Leonidas is (914) 297-3448.
- Is Marissa Leonidas's NPI active?
- Yes — Marissa Leonidas's NPI (1942175765) is active in the NPPES registry as of the last update on 2025-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.