IndividualActive
John Antosz
NPI 1902396427 · Counselor · Braintree, MA
John Antosz is a Counselor provider in Braintree, MA (NPI 1902396427).
Provider details
- NPI number
- 1902396427
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
400 Washington St
Braintree, MA 02184-4729
Phone: (781) 843-3683
Fax: (781) 848-0206
Street-level locationGet directions
Mailing address
384 Washington St
Norwell, MA 02061-2010
Registry dates
- Enumerated
- 2018-05-10
- Last updated
- 2018-05-10
Frequently asked questions
- What is John Antosz's NPI number?
- John Antosz's National Provider Identifier (NPI) is 1902396427, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Antosz's specialty?
- John Antosz is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is John Antosz located?
- John Antosz's practice location on file with NPPES is 400 Washington St, Braintree, MA 02184-4729.
- What is John Antosz's phone number?
- The practice phone number listed in the NPPES registry for John Antosz is (781) 843-3683.
- Is John Antosz's NPI active?
- Yes — John Antosz's NPI (1902396427) is active in the NPPES registry as of the last update on 2018-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.