Leonard Guitar, PSY.D.
NPI 1164570339 · Clinical Psychologist · Old Saybrook, CT
Leonard Guitar, PSY.D. is a Clinical Psychologist provider in Old Saybrook, CT (NPI 1164570339).
Provider details
- NPI number
- 1164570339
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 001434 (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
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
Mailing address
Registry dates
- Enumerated
- 2007-01-06
- Last updated
- 2013-06-12
Frequently asked questions
- What is Leonard Guitar's NPI number?
- Leonard Guitar's National Provider Identifier (NPI) is 1164570339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Guitar's specialty?
- Leonard Guitar is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Leonard Guitar located?
- Leonard Guitar's practice location on file with NPPES is 154 Main St, Old Saybrook, CT 06475-2373.
- What is Leonard Guitar's phone number?
- The practice phone number listed in the NPPES registry for Leonard Guitar is (860) 358-3923.
- Is Leonard Guitar's NPI active?
- Yes — Leonard Guitar's NPI (1164570339) is active in the NPPES registry as of the last update on 2013-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.