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

Dr. Nancy Ellen Herse Sedlack, PHD

Individual provider Clinical Psychologist · NPI 1295292514

Dr. Nancy Ellen Herse Sedlack, PHD is a Clinical Psychologist in Darien, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2019
Specialties on file
4
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

36 Old Kings Hwy S Ste 310
Darien, CT 06820-4523
Phone: (203) 655-3307
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 001879 (CT)
Clinical Psychologist Taxonomy 103TC0700X · Licence 001879 (CT)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X
Family Psychologist Taxonomy 103TF0000X

Record details

NPI number1295292514
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 22, 2019
Last updated in NPPESFebruary 22, 2019

Other providers in Darien