Glenn Trezza, PH.D.
NPI 1639182256 · VA Clinic/Center · Boston, MA
Glenn Trezza, PH.D. is a VA Clinic/Center provider in Boston, MA (NPI 1639182256).
Provider details
- NPI number
- 1639182256
- Entity type
- Individual
- Primary specialty
- VA Clinic/CenterAmbulatory Health Care Facilities
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6647 (MA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-08-14
- Last updated
- 2020-10-02
- Certified
- 2020-10-02
Frequently asked questions
- What is Glenn Trezza's NPI number?
- Glenn Trezza's National Provider Identifier (NPI) is 1639182256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Trezza's specialty?
- Glenn Trezza is listed in the NPPES registry with a primary specialty of VA Clinic/Center (Ambulatory Health Care Facilities).
- Where is Glenn Trezza located?
- Glenn Trezza's practice location on file with NPPES is 1 S Market St Ste 4, Boston, MA 02109-6145.
- What is Glenn Trezza's phone number?
- The practice phone number listed in the NPPES registry for Glenn Trezza is (617) 460-4262.
- Is Glenn Trezza's NPI active?
- Yes — Glenn Trezza's NPI (1639182256) is active in the NPPES registry as of the last update on 2020-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.