IndividualActive
John Ferdenzi
NPI 1285455287 · Clinical Psychologist · Pasadena, CA
John Ferdenzi is a Clinical Psychologist provider in Pasadena, CA (NPI 1285455287).
Provider details
- NPI number
- 1285455287
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 145635 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
427 S Marengo Ave Ste 5
Pasadena, CA 91101-3134
Phone: (213) 718-1422
Street-level locationGet directions
Mailing address
3712 Toland Way
Los Angeles, CA 90065-3615
Registry dates
- Enumerated
- 2024-10-22
- Last updated
- 2024-10-22
- Certified
- 2024-10-22
Frequently asked questions
- What is John Ferdenzi's NPI number?
- John Ferdenzi's National Provider Identifier (NPI) is 1285455287, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ferdenzi's specialty?
- John Ferdenzi is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Ferdenzi located?
- John Ferdenzi's practice location on file with NPPES is 427 S Marengo Ave Ste 5, Pasadena, CA 91101-3134.
- What is John Ferdenzi's phone number?
- The practice phone number listed in the NPPES registry for John Ferdenzi is (213) 718-1422.
- Is John Ferdenzi's NPI active?
- Yes — John Ferdenzi's NPI (1285455287) is active in the NPPES registry as of the last update on 2024-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.