NPPES file of Aug 9, 2026

Honor Hsin, M.D., PH.D.

Psychiatry Physician · San Jose, CA

Honor Hsin, M.D., PH.D. is a psychiatry physician with a practice address in San Jose, California, and NPI 1245596329, issued on Apr 3, 2012. Check the license (California A126619, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245596329
Name
Honor Hsin
Credential
M.D., PH.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A126619 CA
Self-reported in NPPES; status is on the state search
Practice location
5755 Cottle RD Bldg 24, San Jose, CA 95123
Phone
(650) 723-8335
Enumerated
Apr 3, 2012
Record last updated
Dec 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170112001262); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 2012
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5755 Cottle RD Bldg 24

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Robert Enoch, PH.D.Clinical Psychologist1740632223
  2. Goutham Ganesan, MD/PHDPsychiatry Physician1467987677
  3. Patricia Geronimo, M.A.Marriage & Family Therapist1245838556
  4. Kin Lau, PHDCounseling Psychologist1467141234
  5. Livier Martinez, LCSWClinical Social Worker1598503112
  6. Aiko Matsumura, M.S.Marriage & Family Therapist1851683379

Verify Honor Hsin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A126619
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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23% fewer Medicare Part D claims than the average psychiatry physician in 2024

774 Medicare Part D claims for 127 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Honor Hsin774
  2. Specialty average1,000

Most prescribed

  1. Gabapentin89 claims
  2. Trazodone Hcl59 claims
  3. Sertraline Hcl58 claims
  4. Mirtazapine52 claims
  5. Quetiapine Fumarate41 claims
  6. Olanzapine31 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

  1. Permanente Medical Group IncSan Jose, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Honor Hsin among 8,673 psychiatry physician records in California

Honor Hsin, M.D., PH.D. 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 2012, is newer than 66% of them.

  • NPI issued2012 · 66% of these records are older, 31% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2012 · 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.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Luis Espinosa, MDSan Jose, CA 951231699237289
  2. Duke Fisher, M.D.San Jose, CA 951231821044876
  3. Goutham Ganesan, MD/PHDSan Jose, CA 951231467987677
  4. David Hensley, M.D.San Jose, CA 951231548232911
  5. Zainab Malik, M.B.B.S, MDSan Jose, CA 951231487069688
  6. Heena Panchal, M.D.San Jose, CA 951231275856403
  7. Sharadha Raghavan, MDSan Jose, CA 951231720110539
  8. Scott Williams, MDSan Jose, CA 951231528528429

Common questions

What is Honor Hsin, M.D., PH.D.'s NPI number?

Honor Hsin, M.D., PH.D.'s National Provider Identifier (NPI) is 1245596329, issued on Apr 3, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Honor Hsin, M.D., PH.D. located?

The NPPES record lists a practice address at 5755 Cottle RD Bldg 24, San Jose, CA, 95123. Phone: (650) 723-8335. Providers update this record themselves, so call before visiting.

How can I verify Honor Hsin, M.D., PH.D.'s license?

NPPES lists California license number A126619, 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 Honor Hsin, M.D., PH.D. prescribe under Medicare Part D?

In 2024, Honor Hsin, M.D., PH.D. had 774 Medicare Part D claims for 127 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.