Maryanne Henderson, NP
NPI 1811945165 · Gerontology Nurse Practitioner · New York, NY
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryanne Henderson, NP is a Gerontology Nurse Practitioner provider in New York, NY (NPI 1811945165).
Provider details
- NPI number
- 1811945165
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- License
- F3401281 (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
20 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
- 2006-05-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Maryanne Henderson's NPI number?
- Maryanne Henderson's National Provider Identifier (NPI) is 1811945165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryanne Henderson's specialty?
- Maryanne Henderson is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maryanne Henderson located?
- Maryanne Henderson's practice location on file with NPPES is 423 E 23rd St, New York, NY 10010-5011.
- What is Maryanne Henderson's phone number?
- The practice phone number listed in the NPPES registry for Maryanne Henderson is (212) 951-6848.
- Does Maryanne Henderson accept Medicare?
- Maryanne Henderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryanne Henderson's NPI active?
- Yes — Maryanne Henderson's NPI (1811945165) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.