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

Colin O'Neill, MSW

Individual provider Clinical Social Worker · NPI 1780028191

Colin O'Neill, MSW is a Clinical Social Worker in Portland, Maine. Practices as a sole proprietor. Licensed in Maine.

Licensed in
ME
In the registry since
2013
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

222 Saint John St Ste 210
Portland, ME 04102-3041
Phone: (207) 828-0759
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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 LC5345 (ME)

Record details

NPI number1780028191
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedApril 29, 2013
Last updated in NPPESSeptember 7, 2023

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