Ian Mosier
NPI 1356045181 · Clinical Psychologist · Oakland, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Mosier is a Clinical Psychologist provider in Oakland, CA (NPI 1356045181).
Provider details
- NPI number
- 1356045181
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counseling Psychologist103TC1900X
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
3 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 660 El Camino Real # 220Millbrae, CA 94030-2059Phone: (415) 212-8790
Registry dates
- Enumerated
- 2023-03-27
- Last updated
- 2025-11-27
- Certified
- 2025-11-27
Frequently asked questions
- What is Ian Mosier's NPI number?
- Ian Mosier's National Provider Identifier (NPI) is 1356045181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Mosier's specialty?
- Ian Mosier is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ian Mosier located?
- Ian Mosier's practice location on file with NPPES is 3124 International Blvd, Oakland, CA 94601-2902.
- What is Ian Mosier's phone number?
- The practice phone number listed in the NPPES registry for Ian Mosier is (510) 535-4400.
- Does Ian Mosier accept Medicare?
- Ian Mosier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Mosier's NPI active?
- Yes — Ian Mosier's NPI (1356045181) is active in the NPPES registry as of the last update on 2025-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.