Maryellen Keenan
NPI 1851540272 · Adult Psychiatric/Mental Health Registered Nurse · New York, NY
Maryellen Keenan is a Adult Psychiatric/Mental Health Registered Nurse provider in New York, NY (NPI 1851540272).
Provider details
- NPI number
- 1851540272
- Entity type
- Individual
- Primary specialty
- Adult Psychiatric/Mental Health Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 329271 (NY)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-09-10
- Last updated
- 2008-09-10
Frequently asked questions
- What is Maryellen Keenan's NPI number?
- Maryellen Keenan's National Provider Identifier (NPI) is 1851540272, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryellen Keenan's specialty?
- Maryellen Keenan is listed in the NPPES registry with a primary specialty of Adult Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Maryellen Keenan located?
- Maryellen Keenan's practice location on file with NPPES is 153 W 12th St, New York, NY 10011-8201.
- What is Maryellen Keenan's phone number?
- The practice phone number listed in the NPPES registry for Maryellen Keenan is (212) 604-8177.
- Is Maryellen Keenan's NPI active?
- Yes — Maryellen Keenan's NPI (1851540272) is active in the NPPES registry as of the last update on 2008-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.