Trish Jui-Hsia Ma, M.D.
Student in an Organized Health Care Education/Training Program · Stanford, CA
Trish Jui-Hsia Ma, M.D. is a student in an organized health care education/training program with a practice address in Stanford, California, and NPI 1578695144, issued on Mar 9, 2007. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Trish Jui-Hsia Ma
- Credential
- M.D.
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-9215
- Enumerated
- Mar 9, 2007
- Record last updated
- Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (650) 723-0121
- Medicare enrollment
- Enrolled (PECOS I20090825000662); accepts Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 40,652 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Trish Jui-Hsia Ma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
169 Medicare Part D claims for 129 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Prednisone19 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 IncSouth San Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Trish Jui-Hsia Ma among 40,652 student in an organized health care education/training program records in California
Trish Jui-Hsia Ma, M.D. is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than under 1% of them.
- NPI issued2007 · under 1% of these records are older, 99% newer
- In a Medicare fileYes · 16% of these records are
- In the CMS Doctors and Clinicians fileYes · 6% of these records are
- Graduated2006 · median 2017 among the 2,409 with a school on file
- Record last updated2021 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
671 student in an organized health care education/training program records list a practice address in Stanford
They are 671 of the 5,606 NPPES records with a practice address in Stanford, and 40,652 student in an organized health care education/training program records in California.
All 40,652 in California → Every provider in Stanford → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Stacy Banks, M.D.Stanford, CA 943051265613822
- Sundeep Bhat, M.D.Stanford, CA 943051821322108
- Paula Borges, M.D.Stanford, CA 943051689808008
- Frederick Dewey, M.D.Stanford, CA 943051457501884
- Melissa Dunagan, M.D.Stanford, CA 943051407044456
- Mary Mendoza-Newman, PH.D.Stanford, CA 943051912026246
- Lisa Pate, M.D., J.D.Stanford, CA 943051427246438
- Gundeep Sekhon, MBBS, MDStanford, CA 943051932336930
Common questions
What is Trish Jui-Hsia Ma, M.D.'s NPI number?
Trish Jui-Hsia Ma, M.D.'s National Provider Identifier (NPI) is 1578695144, issued on Mar 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Trish Jui-Hsia Ma, M.D. located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-9215. Providers update this record themselves, so call before visiting.
How can I verify Trish Jui-Hsia Ma, M.D.'s license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Trish Jui-Hsia Ma, M.D. prescribe under Medicare Part D?
In 2024, Trish Jui-Hsia Ma, M.D. had 169 Medicare Part D claims for 129 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.