Donald J. Mordecai, MD
Psychiatry Physician · San Jose, CA
Donald J. Mordecai, MD is a psychiatry physician with a practice address in San Jose, California, and NPI 1306922836, issued on Oct 27, 2006. Check the license (California A54644, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Donald J. Mordecai
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A54644 CA
Self-reported in NPPES; status is on the state search - Practice location
- 260 International Cir, San Jose, CA 95119
- Phone
- (408) 972-7000
- Enumerated
- Oct 27, 2006
- Record last updated
- Dec 9, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A546440 CA
- Medicare enrollment
- Enrolled (PECOS I20110307000208); accepts Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 260 International Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Donald J. Mordecai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A54644Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average psychiatry physician in 2024
343 Medicare Part D claims for 29 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Lorazepam32 claims
- Clonazepam24 claims
- Dextroamphetamine-Amphetamine20 claims
- Trazodone Hcl15 claims
- Buspirone Hcl14 claims
- Divalproex Sodium14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Permanente Medical Group IncSanta Clara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald J. Mordecai among 8,673 psychiatry physician records in California
Donald J. Mordecai, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 38% of these records are
- Graduated1994 · median 2005 among the 3,295 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in California
There are 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in San Jose → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Antoinette Acenas, MDSan Jose, CA 951191295811719
- Lev Basin, MDSan Jose, CA 951191679651244
- Benjamin Bregman, MDSan Jose, CA 951191962647925
- John Chen, MDSan Jose, CA 951191316023260
- Vic Josue, MDSan Jose, CA 951191700890050
- Rukhsana Khan, M.D.San Jose, CA 951191104865625
- Yasmin Khan, MDSan Jose, CA 951191033295548
- Singa Krishnamoorti, MDSan Jose, CA 951191356369920
Common questions
What is Donald J. Mordecai, MD's NPI number?
Donald J. Mordecai, MD's National Provider Identifier (NPI) is 1306922836, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donald J. Mordecai, MD located?
The NPPES record lists a practice address at 260 International Cir, San Jose, CA, 95119. Phone: (408) 972-7000. Providers update this record themselves, so call before visiting.
How can I verify Donald J. Mordecai, MD's license?
NPPES lists California license number A54644, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Donald J. Mordecai, MD prescribe under Medicare Part D?
In 2024, Donald J. Mordecai, MD had 343 Medicare Part D claims for 29 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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.