Marisa Larsen, FNP-BC
NPI 1740051945 · Family Nurse Practitioner · Belle Harbor, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marisa Larsen, FNP-BC is a Family Nurse Practitioner provider in Belle Harbor, NY (NPI 1740051945).
Provider details
- NPI number
- 1740051945
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 340590 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2024-01-16
- Last updated
- 2024-01-16
- Certified
- 2024-01-16
Frequently asked questions
- What is Marisa Larsen's NPI number?
- Marisa Larsen's National Provider Identifier (NPI) is 1740051945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marisa Larsen's specialty?
- Marisa Larsen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marisa Larsen located?
- Marisa Larsen's practice location on file with NPPES is 219 Beach 135th St, Belle Harbor, NY 11694-1305.
- What is Marisa Larsen's phone number?
- The practice phone number listed in the NPPES registry for Marisa Larsen is (347) 782-3632.
- Does Marisa Larsen accept Medicare?
- Marisa Larsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marisa Larsen's NPI active?
- Yes — Marisa Larsen's NPI (1740051945) is active in the NPPES registry as of the last update on 2024-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.