David Sitzer, PH.D.
NPI 1912177551 · Clinical Neuropsychologist · Redondo Beach, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Sitzer, PH.D. is a Clinical Neuropsychologist provider in Redondo Beach, CA (NPI 1912177551).
Provider details
- NPI number
- 1912177551
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY21769 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Health Psychologist103TH0004X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-03-11
- Last updated
- 2008-06-12
Frequently asked questions
- What is David Sitzer's NPI number?
- David Sitzer's National Provider Identifier (NPI) is 1912177551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Sitzer's specialty?
- David Sitzer is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is David Sitzer located?
- David Sitzer's practice location on file with NPPES is 225 Avenue I, Redondo Beach, CA 90277-5608.
- What is David Sitzer's phone number?
- The practice phone number listed in the NPPES registry for David Sitzer is (310) 855-3288.
- Does David Sitzer accept Medicare?
- David Sitzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Sitzer's NPI active?
- Yes — David Sitzer's NPI (1912177551) is active in the NPPES registry as of the last update on 2008-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.