Samantha Grenier, PA-C
NPI 1215393061 · Medical Physician Assistant · Boston, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samantha Grenier, PA-C is a Medical Physician Assistant provider in Boston, MA (NPI 1215393061).
Provider details
- NPI number
- 1215393061
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
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
10 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
Mailing address
Registry dates
- Enumerated
- 2016-01-10
- Last updated
- 2019-03-13
Frequently asked questions
- What is Samantha Grenier's NPI number?
- Samantha Grenier's National Provider Identifier (NPI) is 1215393061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samantha Grenier's specialty?
- Samantha Grenier is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Samantha Grenier located?
- Samantha Grenier's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Samantha Grenier's phone number?
- The practice phone number listed in the NPPES registry for Samantha Grenier is (617) 355-6369.
- Does Samantha Grenier accept Medicare?
- Samantha Grenier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samantha Grenier's NPI active?
- Yes — Samantha Grenier's NPI (1215393061) is active in the NPPES registry as of the last update on 2019-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.