Katherine Clark, N.P.
NPI 1326432717 · Adult Health Nurse Practitioner · New York, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Clark, N.P. is a Adult Health Nurse Practitioner provider in New York, NY (NPI 1326432717).
Provider details
- NPI number
- 1326432717
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 686947-1 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-03-24
- Last updated
- 2017-01-13
Frequently asked questions
- What is Katherine Clark's NPI number?
- Katherine Clark's National Provider Identifier (NPI) is 1326432717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Clark's specialty?
- Katherine Clark is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Clark located?
- Katherine Clark's practice location on file with NPPES is 51 W 51st St, New York, NY 10019-6113.
- What is Katherine Clark's phone number?
- The practice phone number listed in the NPPES registry for Katherine Clark is (212) 326-5705.
- Does Katherine Clark accept Medicare?
- Katherine Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Clark's NPI active?
- Yes — Katherine Clark's NPI (1326432717) is active in the NPPES registry as of the last update on 2017-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.