Michelle Hammer, NP
NPI 1225169584 · Gerontology Nurse Practitioner · New York, NY
Michelle Hammer, NP is a Gerontology Nurse Practitioner provider in New York, NY (NPI 1225169584).
Provider details
- NPI number
- 1225169584
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 340632 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
19 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
- 2007-03-08
- Last updated
- 2025-09-11
Frequently asked questions
- What is Michelle Hammer's NPI number?
- Michelle Hammer's National Provider Identifier (NPI) is 1225169584, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Hammer's specialty?
- Michelle Hammer is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Hammer located?
- Michelle Hammer's practice location on file with NPPES is 122 W 27th St, New York, NY 10001-6227.
- What is Michelle Hammer's phone number?
- The practice phone number listed in the NPPES registry for Michelle Hammer is (212) 691-2900.
- Is Michelle Hammer's NPI active?
- Yes — Michelle Hammer's NPI (1225169584) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.