Ariella Williams
NPI 1215611132 · Physician Assistant · Pembroke, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariella Williams is a Physician Assistant provider in Pembroke, MA (NPI 1215611132).
Provider details
- NPI number
- 1215611132
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- PA101775 (MA)
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
3 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
- 2023-06-12
- Last updated
- 2025-11-22
- Certified
- 2025-11-22
Frequently asked questions
- What is Ariella Williams's NPI number?
- Ariella Williams's National Provider Identifier (NPI) is 1215611132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariella Williams's specialty?
- Ariella Williams is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ariella Williams located?
- Ariella Williams's practice location on file with NPPES is 296 Old Oak St, Pembroke, MA 02359-1981.
- What is Ariella Williams's phone number?
- The practice phone number listed in the NPPES registry for Ariella Williams is (339) 244-3033.
- Does Ariella Williams accept Medicare?
- Ariella Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariella Williams's NPI active?
- Yes — Ariella Williams's NPI (1215611132) is active in the NPPES registry as of the last update on 2025-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.