Teresa A. Matazzoni, PSYD
Clinical Psychologist · Union City, CA
Teresa A. Matazzoni, PSYD is a clinical psychologist with a practice address in Union City, California, and NPI 1093006306, issued on Apr 21, 2011. Check the license (California PSY 23876, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Teresa A. Matazzoni
- Credential
- PSYD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY 23876 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3555 Whipple Road, Union City, CA 94587
- Phone
- (510) 454-1000
- Enumerated
- Apr 21, 2011
- Record last updated
- Feb 11, 2022
- Medicare enrollment
- Enrolled (PECOS I20130806000225); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 3555 Whipple Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Melitza Karantzalis, LCSWSocial Worker1306053079
- Shari Kirkland, PHDPsychologist1124196894
Verify Teresa A. Matazzoni in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY 23876Check 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
- Permanente Medical Group IncRichmond, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Teresa A. Matazzoni among 12,647 clinical psychologist records in California
Teresa A. Matazzoni, PSYD is one of 12,647 clinical psychologist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 59% of them.
- NPI issued2011 · 59% of these records are older, 37% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated2008 · median 2006 among the 2,424 with a school on file
- Record last updated2022 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 clinical psychologist records list a practice address in Union City
They are 31 of the 1,006 NPPES records with a practice address in Union City, and 12,647 clinical psychologist records in California.
All 12,647 in California → Every provider in Union City → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Diana Dean, PSYDUnion City, CA 945871598831513
- Adam Eigner, PH.D.Union City, CA 945871790851624
- Diane EnosUnion City, CA 945871518029164
- Kristine Futa, PH.D.Union City, CA 945871841347002
- Dawn Ingram, PSY.D.Union City, CA 945871619044146
- Anthony Jannetti, PHDUnion City, CA 945871902957772
- David Kerner, PSY.D.Union City, CA 945871043366149
- Ann Lung, PH.D.Union City, CA 945871396804233
Common questions
What is Teresa A. Matazzoni, PSYD's NPI number?
Teresa A. Matazzoni, PSYD's National Provider Identifier (NPI) is 1093006306, issued on Apr 21, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Teresa A. Matazzoni, PSYD located?
The NPPES record lists a practice address at 3555 Whipple Road, Union City, CA, 94587. Phone: (510) 454-1000. Providers update this record themselves, so call before visiting.
How can I verify Teresa A. Matazzoni, PSYD's license?
NPPES lists California license number PSY 23876, 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.