IndividualActive
Stan Janzen, PH.D.
NPI 1629147525 · Psychologist · Santa Maria, CA
Stan Janzen, PH.D. is a Psychologist provider in Santa Maria, CA (NPI 1629147525).
Provider details
- NPI number
- 1629147525
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY1787 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
812b W. Foster Road
Santa Maria, CA 93454
Phone: (805) 934-6270
Street-level locationGet directions
Mailing address
P.o. Box 144
San Luis Obispo, CA 93406
Registry dates
- Enumerated
- 2006-11-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Stan Janzen's NPI number?
- Stan Janzen's National Provider Identifier (NPI) is 1629147525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stan Janzen's specialty?
- Stan Janzen is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Stan Janzen located?
- Stan Janzen's practice location on file with NPPES is 812b W. Foster Road, Santa Maria, CA 93454.
- What is Stan Janzen's phone number?
- The practice phone number listed in the NPPES registry for Stan Janzen is (805) 934-6270.
- Is Stan Janzen's NPI active?
- Yes — Stan Janzen's NPI (1629147525) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.