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Joel Hammer, PHD
NPI 1376575290 · Clinical Psychologist · Walton, NY
Joel Hammer, PHD is a Clinical Psychologist provider in Walton, NY (NPI 1376575290).
Provider details
- NPI number
- 1376575290
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 009956 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
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
1 Hospital Rd
Walton, NY 13856-1454
Phone: (607) 865-6522
Fax: (607) 865-7424
Street-level locationGet directions
Mailing address
194 Arbor Hill Ln
Delhi, NY 13753-2218
Registry dates
- Enumerated
- 2006-07-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joel Hammer's NPI number?
- Joel Hammer's National Provider Identifier (NPI) is 1376575290, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Hammer's specialty?
- Joel Hammer is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Joel Hammer located?
- Joel Hammer's practice location on file with NPPES is 1 Hospital Rd, Walton, NY 13856-1454.
- What is Joel Hammer's phone number?
- The practice phone number listed in the NPPES registry for Joel Hammer is (607) 865-6522.
- Is Joel Hammer's NPI active?
- Yes — Joel Hammer's NPI (1376575290) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.