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

Matthew Koslowski

Individual provider Mental Health Counselor · NPI 1205775640

Matthew Koslowski is a Mental Health Counselor in Webster, Massachusetts. Registered with an NPI since 2026.

In the registry since
2026

Practice location Address checks out

32 W Ave
Webster, MA 01570-2010
Phone: (617) 671-9695
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1205775640
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 27, 2026
Last updated in NPPESMarch 27, 2026
Certification dateMarch 27, 2026
Mailing address32 West Ave, Webster, MA 01570-2010

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