Alvin Raja Hornstein, PSY.D.
Clinical Psychologist · San Rafael, CA
Alvin Raja Hornstein, PSY.D. is a clinical psychologist with a practice address in San Rafael, California, and NPI 1386700136, issued on Dec 28, 2006. Check the license (California 21271, 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
- Alvin Raja Hornstein
- Credential
- PSY.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 21271 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1330 Lincoln Ave, San Rafael, CA 94901
- Phone
- (415) 779-2499
- Enumerated
- Dec 28, 2006
- Record last updated
- Jun 23, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070403000681); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 1330 Lincoln Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alvin Raja Hornstein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 21271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Alvin Raja Hornstein among 12,647 clinical psychologist records in California
Alvin Raja Hornstein, PSY.D. 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 not. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 80% newer
- In a Medicare fileNo · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated2005 · median 2006 among the 2,424 with a school on file
- Record last updated2010 · 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).
99 clinical psychologist records list a practice address in San Rafael
They are 99 of the 3,159 NPPES records with a practice address in San Rafael, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 12,647 in California → Every provider in San Rafael → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Torri Campbell, PH.D.San Rafael, CA 949011871686162
- Mikol Davis, ED.D.San Rafael, CA 949011073525895
- Sara Edrington, PSYDSan Rafael, CA 949011154422293
- Mary Gazulis, PHDSan Rafael, CA 949011912089483
- Dana Kahn, PH.D.San Rafael, CA 949011578657003
- Betsy Levine-Proctor, PHDSan Rafael, CA 949011093801979
- Beverly Matsuishi, PH.D.San Rafael, CA 949011578598447
- Marisol Munoz-Kiehne, PH.D.San Rafael, CA 949011306867403
Common questions
What is Alvin Raja Hornstein, PSY.D.'s NPI number?
Alvin Raja Hornstein, PSY.D.'s National Provider Identifier (NPI) is 1386700136, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alvin Raja Hornstein, PSY.D. located?
The NPPES record lists a practice address at 1330 Lincoln Ave, San Rafael, CA, 94901. Phone: (415) 779-2499. Providers update this record themselves, so call before visiting.
How can I verify Alvin Raja Hornstein, PSY.D.'s license?
NPPES lists California license number 21271, 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.