William Kaiser, PH.D.
Psychologist · Encino, CA
William Kaiser, PH.D. is a psychologist with a practice address in Encino, California, and NPI 1275650095, issued on Mar 25, 2007. Check the license (California PSY13221, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Kaiser
- Credential
- PH.D.
- Primary taxonomy
- Psychologist 103T00000X
- License number
- PSY13221 CA
Self-reported in NPPES; status is on the state search - Practice location
- 17777 Ventura Blvd Ste 105, Encino, CA 91316
- Phone
- (213) 908-1234
- Enumerated
- Mar 25, 2007
- Record last updated
- Feb 7, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170222001497); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 17777 Ventura Blvd Ste 105
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jean BorhoClinical Social Worker1710500459
- Katelyn BunchMarriage & Family Therapist1992652101
- Hyun ChoiClinical Social Worker1588109961
- Eva Eduarte, LMFTMarriage & Family Therapist1033759329
- Anna Gershelis, PH.D., LCSWClinical Social Worker1285901942
- Carol GranvilleMarriage & Family Therapist1134575855
Verify William Kaiser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY13221Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Change Within Reach IncEncino, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
53 psychologist records list a practice address in Encino
They are 53 of the 3,136 NPPES records with a practice address in Encino, and 7,304 psychologist records in California.
All 53 in Encino → All 7,304 in California → Every provider in Encino →
Other psychologist records in California
- Alice Abarbanel, PH.D.Albany, CA1598095002
- Michael Abbott, PSYDModesto, CA1346498151
- Riley AbelesLos Angeles, CA1841861945
- Jenna Abell, PSYDLos Angeles, CA1073743969
- Sheri Abercrombie, PSY.D.San Diego, CA1932292422
- Tseday Aberra, PSY.D.Corona, CA1104026517
- Elham Abouhamzeh, PSY.DIrvine, CA1386092880
- Lilit Abraamyan-ChaidezBurbank, CA1710433289
- Mackenzie Abraham, PHDRedondo Beach, CA1881053833
- Sandra Abraham, PSYDSanta Fe Springs, CA1427467851
Common questions
What is William Kaiser, PH.D.'s NPI number?
William Kaiser, PH.D.'s National Provider Identifier (NPI) is 1275650095, issued on Mar 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Kaiser, PH.D. located?
The NPPES record lists a practice address at 17777 Ventura Blvd Ste 105, Encino, CA, 91316. Phone: (213) 908-1234. Providers update this record themselves, so call before visiting.
How can I verify William Kaiser, PH.D.'s license?
NPPES lists California license number PSY13221, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.