J Johnston, PHD
NPI 1477567816 · Clinical Neuropsychologist · New Britain, CT
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
J Johnston, PHD is a Clinical Neuropsychologist provider in New Britain, CT (NPI 1477567816).
Provider details
- NPI number
- 1477567816
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 001473 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-07-29
- Last updated
- 2024-02-08
- Certified
- 2024-02-08
Frequently asked questions
- What is J Johnston's NPI number?
- J Johnston's National Provider Identifier (NPI) is 1477567816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is J Johnston's specialty?
- J Johnston is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is J Johnston located?
- J Johnston's practice location on file with NPPES is 2150 Corbin Ave, New Britain, CT 06053-2266.
- What is J Johnston's phone number?
- The practice phone number listed in the NPPES registry for J Johnston is (860) 832-6248.
- Does J Johnston accept Medicare?
- J Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is J Johnston's NPI active?
- Yes — J Johnston's NPI (1477567816) is active in the NPPES registry as of the last update on 2024-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.