IndividualActive
Gavin O'Sullivan
NPI 1588782593 · Clinical Social Worker · Colfax, CA
Gavin O'Sullivan is a Clinical Social Worker provider in Colfax, CA (NPI 1588782593).
Provider details
- NPI number
- 1588782593
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- LCSW69682 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
840 Old Grass Valley Rd
Colfax, CA 95713-9407
Phone: (530) 217-3575
Street-level locationGet directions
Mailing address
Po Box 133
Colfax, CA 95713-0133
Registry dates
- Enumerated
- 2007-03-27
- Last updated
- 2025-11-18
- Certified
- 2025-11-18
Frequently asked questions
- What is Gavin O'Sullivan's NPI number?
- Gavin O'Sullivan's National Provider Identifier (NPI) is 1588782593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gavin O'Sullivan's specialty?
- Gavin O'Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gavin O'Sullivan located?
- Gavin O'Sullivan's practice location on file with NPPES is 840 Old Grass Valley Rd, Colfax, CA 95713-9407.
- What is Gavin O'Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Gavin O'Sullivan is (530) 217-3575.
- Is Gavin O'Sullivan's NPI active?
- Yes — Gavin O'Sullivan's NPI (1588782593) is active in the NPPES registry as of the last update on 2025-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.