William Lenard Schwimmer, PHD
Clinical Psychologist · Sebastopol, CA
William Lenard Schwimmer, PHD is a clinical psychologist with a practice address in Sebastopol, California, and NPI 1053681361, issued on Jan 3, 2012. Check the license (California PSY7300, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Lenard Schwimmer
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY7300 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11250 Barnett Valley RD, Sebastopol, CA 95472
- Phone
- (707) 829-8566
- Enumerated
- Jan 3, 2012
- Record last updated
- Jan 3, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 11250 Barnett Valley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine SchwimmerClinical Psychologist1578843801
Verify William Lenard Schwimmer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY7300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23 clinical psychologist records list a practice address in Sebastopol
They are 23 of the 550 NPPES records with a practice address in Sebastopol, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 23 in Sebastopol → All 12,647 in California → Every provider in Sebastopol →
Other clinical psychologist records in California
- Tanya Aaen, PH.D.Martinez, CA1477518561
- Jack Aamot, PSY.D.Napa, CA1770711210
- Brian Abary, PSY.DLos Angeles, CA1538354832
- Tatevik Abaryan, PH.D.Pacoima, CA1952682619
- Liana Abascal, PH.D.San Diego, CA1073740569
- Jessica Abdalla, PHDWalnut Creek, CA1558069211
- Mohamed Abdallah, PSY.DEl Centro, CA1912430851
- Megan Abdolrashidi, PSYDGilroy, CA1093293094
- Keri Abdullah, PH.D.San Diego, CA1699840587
- Qutayba Abdullatif, PH.D.Pasadena, CA1134667751
Common questions
What is William Lenard Schwimmer, PHD's NPI number?
William Lenard Schwimmer, PHD's National Provider Identifier (NPI) is 1053681361, issued on Jan 3, 2012. An NPI identifies a provider in billing; it is not a license.
Where is William Lenard Schwimmer, PHD located?
The NPPES record lists a practice address at 11250 Barnett Valley RD, Sebastopol, CA, 95472. Phone: (707) 829-8566. Providers update this record themselves, so call before visiting.
How can I verify William Lenard Schwimmer, PHD's license?
NPPES lists California license number PSY7300, 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. 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.