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

William M. Olivier, LICSW

Individual provider Clinical Social Worker · NPI 1275864761

William M. Olivier, LICSW is a Clinical Social Worker in Worcester, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2010.

Licensed in
MA
In the registry since
2010
What do these letters mean?
LICSW — Licensed Independent Clinical Social Worker
The title some states use for an independently practising clinical social worker.

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Practice location Address checks out

305 Belmont Street Worcester State Hospital
Worcester, MA 01604 Not confirmed with CMS for 16 years — call before visiting
Phone: (508) 368-3300
Fax: (508) 363-1512
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 104384 (MA)

Record details

NPI number1275864761
Entity typeIndividual (Type 1)
GenderMale
Credentials LICSW
Sole proprietorNo
NPI enumeratedJanuary 22, 2010
Last updated in NPPESJanuary 22, 2010

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