Gavin O'Brien
NPI 1003689183 · Physician Assistant · Grand Rapids, MI
Gavin O'Brien is a Physician Assistant provider in Grand Rapids, MI (NPI 1003689183).
Provider details
- NPI number
- 1003689183
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- Yes
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
2 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
- 2023-11-01
- Last updated
- 2026-04-07
- Certified
- 2026-04-07
Frequently asked questions
- What is Gavin O'Brien's NPI number?
- Gavin O'Brien's National Provider Identifier (NPI) is 1003689183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gavin O'Brien's specialty?
- Gavin O'Brien is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gavin O'Brien located?
- Gavin O'Brien's practice location on file with NPPES is 770 Kenmoor Ave Se Ste 100, Grand Rapids, MI 49546-8602.
- What is Gavin O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Gavin O'Brien is (616) 272-3533.
- Is Gavin O'Brien's NPI active?
- Yes — Gavin O'Brien's NPI (1003689183) is active in the NPPES registry as of the last update on 2026-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.