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

Dr. Jason Johannesen, PHD

Individual provider Clinical Psychologist · NPI 1215352836

Dr. Jason Johannesen, PHD is a Clinical Psychologist in West Haven, Connecticut. Licensed in Connecticut. Registered with an NPI since 2014.

Licensed in
CT
In the registry since
2014
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 →

Practice location Address checks out

950 Campbell Ave Psychology Service 116B
West Haven, CT 06516-2770
Phone: (203) 932-5711
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 003277 (CT)

Record details

NPI number1215352836
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 19, 2014
Last updated in NPPESFebruary 19, 2014

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