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

MS. Mariann Mankowski, MSW, PHD

Individual provider Clinical Social Worker · NPI 1023105475

MS. Mariann Mankowski, MSW, PHD is a Clinical Social Worker in East Hampton, Connecticut. Practices as a sole proprietor and works from 2 locations. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
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

11 Town Line Dr
East Hampton, CT 06424
Phone: (134) 687-8489
Show map & directions

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

Additional practice locations (1)

  • 325 Leverett Rd, Amherst, MA 01002-1235 — (413) 549-5540

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 111602 (MA)

Record details

NPI number1023105475
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , PHD
Sole proprietorYes
NPI enumeratedOctober 6, 2006
Last updated in NPPESSeptember 4, 2018

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