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

MS. Katherine Helen O'Brien, MSW, LICSW

Individual provider Mental Health Counselor · NPI 1356669253

MS. Katherine Helen O'Brien, MSW, LICSW is a Mental Health Counselor in Worcester, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2010.

Licensed in
MA
In the registry since
2010
Specialties on file
2
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LICSW — Licensed Independent Clinical Social Worker
The title some states use for an independently practising clinical social worker.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

81 Plantation St
Worcester, MA 01604-3069
Phone: (508) 849-5600
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

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 117584 (MA)
Mental Health Counselor Taxonomy 101YM0800X

Record details

NPI number1356669253
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LICSW
Sole proprietorNo
NPI enumeratedMay 17, 2010
Last updated in NPPESApril 29, 2013

Other providers in Worcester