Matthew Grabowski, PA
NPI 1467973511 · Physician Assistant · Boston, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Grabowski, PA is a Physician Assistant provider in Boston, MA (NPI 1467973511).
Provider details
- NPI number
- 1467973511
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- Yes
- License
- PA6155 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 42 Washington StNorwell, MA 02061-1716Phone: (781) 421-3503
Registry dates
- Enumerated
- 2017-06-29
- Last updated
- 2019-02-14
Frequently asked questions
- What is Matthew Grabowski's NPI number?
- Matthew Grabowski's National Provider Identifier (NPI) is 1467973511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Grabowski's specialty?
- Matthew Grabowski is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Matthew Grabowski located?
- Matthew Grabowski's practice location on file with NPPES is 55 Fruit Street, Boston, MA 02114.
- What is Matthew Grabowski's phone number?
- The practice phone number listed in the NPPES registry for Matthew Grabowski is (617) 724-4100.
- Does Matthew Grabowski accept Medicare?
- Matthew Grabowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Grabowski's NPI active?
- Yes — Matthew Grabowski's NPI (1467973511) is active in the NPPES registry as of the last update on 2019-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.