IndividualActive
Chris Keizerstein
NPI 1912781758 · Social Worker · East Hampton, NY
Chris Keizerstein is a Social Worker provider in East Hampton, NY (NPI 1912781758).
Provider details
- NPI number
- 1912781758
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(51/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% 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
316 Accabonac Rd
East Hampton, NY 11937-1932
Phone: (631) 324-3344
Street-level locationGet directions
Mailing address
26 Farmstead Ln
Water Mill, NY 11976-2138
Registry dates
- Enumerated
- 2023-08-22
- Last updated
- 2023-08-22
- Certified
- 2023-08-22
Frequently asked questions
- What is Chris Keizerstein's NPI number?
- Chris Keizerstein's National Provider Identifier (NPI) is 1912781758, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chris Keizerstein's specialty?
- Chris Keizerstein is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Chris Keizerstein located?
- Chris Keizerstein's practice location on file with NPPES is 316 Accabonac Rd, East Hampton, NY 11937-1932.
- What is Chris Keizerstein's phone number?
- The practice phone number listed in the NPPES registry for Chris Keizerstein is (631) 324-3344.
- Is Chris Keizerstein's NPI active?
- Yes — Chris Keizerstein's NPI (1912781758) is active in the NPPES registry as of the last update on 2023-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.