IndividualActive
Martin Klein, PH.D.
NPI 1902820871 · Clinical Psychologist · Westport, CT
Provider details
- NPI number
- 1902820871
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 001909 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(95/100 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
2 documented practice locations
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
64 Post Rd W
Westport, CT 06880-4208
Phone: (203) 915-0601
Fax: (203) 292-9845
Street-level locationGet directions
Mailing address
123 Saxonwood Rd
Fairfield, CT 06825-2362
Additional practice locations (1)
- 21 Rice Ter Ste 313Branford, CT 06405-3855Phone: (203) 915-0601Fax: (203) 292-9845
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2019-01-08
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.