Brandon Sullivan
NPI 1881566321 · Physician Assistant · Westfield, MA
Brandon Sullivan is a Physician Assistant provider in Westfield, MA (NPI 1881566321).
Provider details
- NPI number
- 1881566321
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- 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
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
Mailing address
Registry dates
- Enumerated
- 2025-09-23
- Last updated
- 2026-02-16
- Certified
- 2026-02-16
Frequently asked questions
- What is Brandon Sullivan's NPI number?
- Brandon Sullivan's National Provider Identifier (NPI) is 1881566321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brandon Sullivan's specialty?
- Brandon Sullivan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Brandon Sullivan located?
- Brandon Sullivan's practice location on file with NPPES is 577 Western Ave, Westfield, MA 01085-2580.
- What is Brandon Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Brandon Sullivan is (413) 572-8149.
- Is Brandon Sullivan's NPI active?
- Yes — Brandon Sullivan's NPI (1881566321) is active in the NPPES registry as of the last update on 2026-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.