Paul Sullivan, PSY.D.
NPI 1689873994 · Clinical Psychologist · Costa Mesa, CA
Paul Sullivan, PSY.D. is a Clinical Psychologist provider in Costa Mesa, CA (NPI 1689873994).
Provider details
- NPI number
- 1689873994
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY18437 (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
18 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
- 2007-07-16
- Last updated
- 2007-07-16
Frequently asked questions
- What is Paul Sullivan's NPI number?
- Paul Sullivan's National Provider Identifier (NPI) is 1689873994, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Sullivan's specialty?
- Paul Sullivan is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Paul Sullivan located?
- Paul Sullivan's practice location on file with NPPES is 2900 Bristol St, Costa Mesa, CA 92626-5981.
- What is Paul Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Paul Sullivan is (714) 432-0042.
- Is Paul Sullivan's NPI active?
- Yes — Paul Sullivan's NPI (1689873994) is active in the NPPES registry as of the last update on 2007-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.