Casey Zack, PHD.
NPI 1023539475 · Psychologist · Chowchilla, CA
Casey Zack, PHD. is a Psychologist provider in Chowchilla, CA (NPI 1023539475).
Provider details
- NPI number
- 1023539475
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Neuropsychologist103G00000X
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Psychologist103T00000X
Behavioral Health & Social Service Providers
- Forensic Psychologist103TF0200X
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
9 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
Mailing address
Registry dates
- Enumerated
- 2017-07-06
- Last updated
- 2022-12-21
- Certified
- 2022-12-21
Frequently asked questions
- What is Casey Zack's NPI number?
- Casey Zack's National Provider Identifier (NPI) is 1023539475, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Casey Zack's specialty?
- Casey Zack is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Casey Zack located?
- Casey Zack's practice location on file with NPPES is 21633 Avenue 24, Chowchilla, CA 93610-9650.
- What is Casey Zack's phone number?
- The practice phone number listed in the NPPES registry for Casey Zack is (559) 665-6100.
- Is Casey Zack's NPI active?
- Yes — Casey Zack's NPI (1023539475) is active in the NPPES registry as of the last update on 2022-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.