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

Mr. Sean Thomas Morrissey, MS

Individual provider Mental Health Counselor · NPI 1265224653

Mr. Sean Thomas Morrissey, MS is a Mental Health Counselor in New Haven, Connecticut. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

1 Long Wharf Dr Ste 321
New Haven, CT 06511-5946
Phone: (203) 781-4600
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1265224653
Entity typeIndividual (Type 1)
GenderMale
Credentials MS
Sole proprietorNo
NPI enumeratedMay 21, 2025
Last updated in NPPESMay 21, 2025
Certification dateMay 21, 2025

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