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

Mr. William Giannouloudis

Individual provider Mental Health Counselor · NPI 1568818474

Mr. William Giannouloudis is a Mental Health Counselor in Brockton, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2016.

Licensed in
MA
In the registry since
2016
Specialties on file
2

Practice location Address checks out

103 Commercial St
Brockton, MA 02302-3101
Phone: (508) 521-2200
Show map & directions

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

Specialties & licences

Community Health Worker (primary) Taxonomy 172V00000X
Mental Health Counselor Taxonomy 101YM0800X · Licence S15309944 (MA)

Record details

NPI number1568818474
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 10, 2016
Last updated in NPPESAugust 27, 2020
Certification dateAugust 27, 2020
Mailing address1410 West St, Mansfield, MA 02048-1022

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