David Shack, AGPCNP-BC
NPI 1255889978 · Adult Health Nurse Practitioner · New York, NY
David Shack, AGPCNP-BC is a Adult Health Nurse Practitioner provider in New York, NY (NPI 1255889978).
Provider details
- NPI number
- 1255889978
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGPCNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- F307993 (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
9 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
- 2016-09-12
- Last updated
- 2017-04-05
Frequently asked questions
- What is David Shack's NPI number?
- David Shack's National Provider Identifier (NPI) is 1255889978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Shack's specialty?
- David Shack is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Shack located?
- David Shack's practice location on file with NPPES is 75 Maiden Ln, New York, NY 10038-4810.
- What is David Shack's phone number?
- The practice phone number listed in the NPPES registry for David Shack is (212) 995-6495.
- Is David Shack's NPI active?
- Yes — David Shack's NPI (1255889978) is active in the NPPES registry as of the last update on 2017-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.