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Gregory Barker, PH.D.
NPI 1205937158 · Psychologist · Rhinebeck, NY
Gregory Barker, PH.D. is a Psychologist provider in Rhinebeck, NY (NPI 1205937158).
Provider details
- NPI number
- 1205937158
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 7202-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 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
18-20 East Market St.
Rhinebeck, NY 12572
Phone: (845) 758-8477
Fax: (845) 758-8477
Street-level locationGet directions
Mailing address
8 Wildey Rd
Barrytown, NY 12507-5009
Registry dates
- Enumerated
- 2006-09-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Barker's NPI number?
- Gregory Barker's National Provider Identifier (NPI) is 1205937158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Barker's specialty?
- Gregory Barker is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Gregory Barker located?
- Gregory Barker's practice location on file with NPPES is 18-20 East Market St., Rhinebeck, NY 12572.
- What is Gregory Barker's phone number?
- The practice phone number listed in the NPPES registry for Gregory Barker is (845) 758-8477.
- Is Gregory Barker's NPI active?
- Yes — Gregory Barker's NPI (1205937158) 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.