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Josephine Sommer
NPI 1912133547 · Mental Health Counselor · Oakland, CA
Josephine Sommer is a Mental Health Counselor provider in Oakland, CA (NPI 1912133547).
Provider details
- NPI number
- 1912133547
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(79/100 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
83% 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
2577 San Pablo Ave
Oakland, CA 94612
Phone: (510) 446-7101
Street-level locationGet directions
Mailing address
416 45th St
Oakland, CA 94609-2125
Registry dates
- Enumerated
- 2009-06-10
- Last updated
- 2009-06-10
Frequently asked questions
- What is Josephine Sommer's NPI number?
- Josephine Sommer's National Provider Identifier (NPI) is 1912133547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Josephine Sommer's specialty?
- Josephine Sommer is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Josephine Sommer located?
- Josephine Sommer's practice location on file with NPPES is 2577 San Pablo Ave, Oakland, CA 94612.
- What is Josephine Sommer's phone number?
- The practice phone number listed in the NPPES registry for Josephine Sommer is (510) 446-7101.
- Is Josephine Sommer's NPI active?
- Yes — Josephine Sommer's NPI (1912133547) is active in the NPPES registry as of the last update on 2009-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.