IndividualActive
Matthew Koslowski
NPI 1205775640 · Mental Health Counselor · Webster, MA
Matthew Koslowski is a Mental Health Counselor provider in Webster, MA (NPI 1205775640).
Provider details
- NPI number
- 1205775640
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(46/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
32 West Ave
Webster, MA 01570-2010
Phone: (617) 671-9695
Street-level locationGet directions
Mailing address
32 West Ave
Webster, MA 01570-2010
Registry dates
- Enumerated
- 2026-03-27
- Last updated
- 2026-03-27
- Certified
- 2026-03-27
Frequently asked questions
- What is Matthew Koslowski's NPI number?
- Matthew Koslowski's National Provider Identifier (NPI) is 1205775640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Koslowski's specialty?
- Matthew Koslowski is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Koslowski located?
- Matthew Koslowski's practice location on file with NPPES is 32 West Ave, Webster, MA 01570-2010.
- What is Matthew Koslowski's phone number?
- The practice phone number listed in the NPPES registry for Matthew Koslowski is (617) 671-9695.
- Is Matthew Koslowski's NPI active?
- Yes — Matthew Koslowski's NPI (1205775640) is active in the NPPES registry as of the last update on 2026-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.