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

John Joseph Antosz

Individual provider Counselor · NPI 1902396427

John Joseph Antosz is a Counselor in Braintree, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2018.

Licensed in
MA
In the registry since
2018

Practice location Address checks out

400 Washington St
Braintree, MA 02184-4729
Phone: (781) 843-3683
Fax: (781) 848-0206
Show map & directions

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

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X (MA)

Record details

NPI number1902396427
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 10, 2018
Last updated in NPPESMay 10, 2018
Mailing address384 Washington St, Norwell, MA 02061-2010

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