William Kaiser, PH.D.
NPI 1275650095 · Psychologist · Encino, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kaiser, PH.D. is a Psychologist provider in Encino, CA (NPI 1275650095).
Provider details
- NPI number
- 1275650095
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY13221 (CA)
Specialties & taxonomies
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
19 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
- 2007-03-25
- Last updated
- 2017-02-07
Frequently asked questions
- What is William Kaiser's NPI number?
- William Kaiser's National Provider Identifier (NPI) is 1275650095, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kaiser's specialty?
- William Kaiser is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is William Kaiser located?
- William Kaiser's practice location on file with NPPES is 17777 Ventura Blvd Ste 105, Encino, CA 91316-3738.
- What is William Kaiser's phone number?
- The practice phone number listed in the NPPES registry for William Kaiser is (213) 908-1234.
- Does William Kaiser accept Medicare?
- William Kaiser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kaiser's NPI active?
- Yes — William Kaiser's NPI (1275650095) is active in the NPPES registry as of the last update on 2017-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.