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Alison Johnson, PSYD
NPI 1558335067 · Psychologist · Pasadena, CA
Alison Johnson, PSYD is a Psychologist provider in Pasadena, CA (NPI 1558335067).
Provider details
- NPI number
- 1558335067
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY18416 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
867 Atchison St
Pasadena, CA 91104-2314
Phone: (626) 798-0915
Fax: (626) 798-1850
Street-level locationGet directions
Mailing address
1297 E Calaveras St
Altadena, CA 91001-2535
Registry dates
- Enumerated
- 2006-02-14
- Last updated
- 2007-07-09
Frequently asked questions
- What is Alison Johnson's NPI number?
- Alison Johnson's National Provider Identifier (NPI) is 1558335067, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alison Johnson's specialty?
- Alison Johnson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Alison Johnson located?
- Alison Johnson's practice location on file with NPPES is 867 Atchison St, Pasadena, CA 91104-2314.
- What is Alison Johnson's phone number?
- The practice phone number listed in the NPPES registry for Alison Johnson is (626) 798-0915.
- Is Alison Johnson's NPI active?
- Yes — Alison Johnson's NPI (1558335067) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.