John Bass
NPI 1205043320 · Marriage & Family Therapist · Oakland, CA
John Bass is a Marriage & Family Therapist provider in Oakland, CA (NPI 1205043320).
Provider details
- NPI number
- 1205043320
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 89909 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
- 2007-05-17
- Last updated
- 2015-11-24
Frequently asked questions
- What is John Bass's NPI number?
- John Bass's National Provider Identifier (NPI) is 1205043320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Bass's specialty?
- John Bass is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is John Bass located?
- John Bass's practice location on file with NPPES is 7200 Bancroft Ave Ste 125c, Oakland, CA 94605-2415.
- What is John Bass's phone number?
- The practice phone number listed in the NPPES registry for John Bass is (510) 383-5074.
- Is John Bass's NPI active?
- Yes — John Bass's NPI (1205043320) is active in the NPPES registry as of the last update on 2015-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.