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

Mr. Mateusz Adam Marcinowski, LMHC

Individual provider Mental Health Counselor · NPI 1346532744

Mr. Mateusz Adam Marcinowski, LMHC is a Mental Health Counselor in Westfield, Massachusetts. Registered with an NPI since 2011.

In the registry since
2011
What do these letters mean?
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

See every abbreviation used in this directory →

Practice location Address checks out

28 Main St Unit 2
Westfield, MA 01085-3121
Phone: (413) 853-9104
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1346532744
Entity typeIndividual (Type 1)
GenderMale
Credentials LMHC
Sole proprietorNo
NPI enumeratedMay 4, 2011
Last updated in NPPESJuly 4, 2025
Certification dateJuly 4, 2025

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