Vanessa Zizak
NPI 1639422009 · Clinical Neuropsychologist · Long Beach, CA
Vanessa Zizak is a Clinical Neuropsychologist provider in Long Beach, CA (NPI 1639422009).
Provider details
- NPI number
- 1639422009
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY26871 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
13 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
- 2012-10-22
- Last updated
- 2015-03-13
Frequently asked questions
- What is Vanessa Zizak's NPI number?
- Vanessa Zizak's National Provider Identifier (NPI) is 1639422009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vanessa Zizak's specialty?
- Vanessa Zizak is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Vanessa Zizak located?
- Vanessa Zizak's practice location on file with NPPES is Va Long Beach Healthcare System, Long Beach, CA 90822.
- What is Vanessa Zizak's phone number?
- The practice phone number listed in the NPPES registry for Vanessa Zizak is (562) 826-8000.
- Is Vanessa Zizak's NPI active?
- Yes — Vanessa Zizak's NPI (1639422009) is active in the NPPES registry as of the last update on 2015-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.