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Joel O'Beso, PSY.D.
NPI 1154566438 · Clinical Psychologist · San Mateo, CA
Joel O'Beso, PSY.D. is a Clinical Psychologist provider in San Mateo, CA (NPI 1154566438).
Provider details
- NPI number
- 1154566438
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY34448 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
1900 Ofarrell St Ste 100
San Mateo, CA 94403-1387
Phone: (650) 780-0575
Fax: (650) 780-0587
Street-level locationGet directions
Mailing address
1900 Ofarrell St Ste 100
San Mateo, CA 94403-1387
Registry dates
- Enumerated
- 2008-12-15
- Last updated
- 2026-01-31
- Certified
- 2026-01-31
Frequently asked questions
- What is Joel O'Beso's NPI number?
- Joel O'Beso's National Provider Identifier (NPI) is 1154566438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel O'Beso's specialty?
- Joel O'Beso is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Joel O'Beso located?
- Joel O'Beso's practice location on file with NPPES is 1900 Ofarrell St Ste 100, San Mateo, CA 94403-1387.
- What is Joel O'Beso's phone number?
- The practice phone number listed in the NPPES registry for Joel O'Beso is (650) 780-0575.
- Is Joel O'Beso's NPI active?
- Yes — Joel O'Beso's NPI (1154566438) is active in the NPPES registry as of the last update on 2026-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.