Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Susan E Dieterich PHD LLC

Organization Adult Mental Health Clinic/Center · NPI 1598217614

Susan E Dieterich PHD LLC is an Adult Mental Health Clinic/Center in Westport, Connecticut. Licensed in Connecticut. Registered with an NPI since 2016.

Licensed in
CT
In the registry since
2016
Specialties on file
2
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

64 Post Rd W
Westport, CT 06880-4208
Phone: (203) 635-2622
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adolescent and Children Mental Health Clinic/Center (primary) Taxonomy 261QM0855X · Licence 002826 (CT)
Adult Mental Health Clinic/Center Taxonomy 261QM0850X · Licence 002826 (CT)

Record details

NPI number1598217614
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Susan Dieterich — Psychologist · (203) 635-2622
NPI enumeratedOctober 25, 2016
Last updated in NPPESOctober 25, 2016
Mailing address64 Post Rd W, Westport, CT 06880-4208

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