Matthew Guzzetti
NPI 1598163883 · Addiction (Substance Use Disorder) Counselor · Norwalk, CT
Matthew Guzzetti is a Addiction (Substance Use Disorder) Counselor provider in Norwalk, CT (NPI 1598163883).
Provider details
- NPI number
- 1598163883
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 001007 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2014-12-18
- Last updated
- 2014-12-18
Frequently asked questions
- What is Matthew Guzzetti's NPI number?
- Matthew Guzzetti's National Provider Identifier (NPI) is 1598163883, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Guzzetti's specialty?
- Matthew Guzzetti is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Guzzetti located?
- Matthew Guzzetti's practice location on file with NPPES is 20 N Main St, Norwalk, CT 06854-2656.
- What is Matthew Guzzetti's phone number?
- The practice phone number listed in the NPPES registry for Matthew Guzzetti is (203) 838-6508.
- Is Matthew Guzzetti's NPI active?
- Yes — Matthew Guzzetti's NPI (1598163883) is active in the NPPES registry as of the last update on 2014-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.