Caroline O'Sullivan, MFTI
NPI 1679823579 · Mental Health Counselor · Oakland, CA
Caroline O'Sullivan, MFTI is a Mental Health Counselor provider in Oakland, CA (NPI 1679823579).
Provider details
- NPI number
- 1679823579
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MFTI
- Sex
- Female
- Sole proprietor
- No
- License
- 72958 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2012-09-18
- Last updated
- 2014-04-25
Frequently asked questions
- What is Caroline O'Sullivan's NPI number?
- Caroline O'Sullivan's National Provider Identifier (NPI) is 1679823579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caroline O'Sullivan's specialty?
- Caroline O'Sullivan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Caroline O'Sullivan located?
- Caroline O'Sullivan's practice location on file with NPPES is 401 Roland Way, Oakland, CA 94621-2034.
- What is Caroline O'Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Caroline O'Sullivan is (510) 317-1444.
- Is Caroline O'Sullivan's NPI active?
- Yes — Caroline O'Sullivan's NPI (1679823579) is active in the NPPES registry as of the last update on 2014-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.