Clifford Hsieh, M.D.
Dermatology Physician · Gilroy, CA
Clifford Hsieh, M.D. is a dermatology physician with a practice address in Gilroy, California, and NPI 1164876801, issued on Apr 19, 2016. Check the license (California A169244, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Clifford Hsieh
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License numbers
- A169244 CA
125.068785 IL
Self-reported in NPPES; status is on the state search - Practice location
- 7520 Arroyo Cir, Gilroy, CA 95020
- Phone
- (408) 848-7040
- Enumerated
- Apr 19, 2016
- Record last updated
- Dec 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210126001239); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Also registered at 7520 Arroyo Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Clifford Hsieh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A169244Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% fewer Medicare Part D claims than the average dermatology physician in 2024
762 Medicare Part D claims for 266 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Ketoconazole93 claims
- Fluorouracil82 claims
- Clobetasol Propionate66 claims
- Fluocinonide62 claims
- Tacrolimus60 claims
- Triamcinolone Acetonide55 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 IncGilroy, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Clifford Hsieh among 2,083 dermatology physician records in California
Clifford Hsieh, M.D. is one of 2,083 dermatology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 80% of them.
- NPI issued2016 · 80% of these records are older, 17% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2016 · median 2006 among the 1,450 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Gilroy → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Kent Carson, M.D.Gilroy, CA 950201508810292
- Tran Do, MD/PHDGilroy, CA 950201952050155
- Gerrit Henry, D,IOGilroy, CA 950201194781294
- Swapna Reddy, M.D.Gilroy, CA 950201467754200
- Clayton Schiltz, D.O.Gilroy, CA 950201003135823
- Stephen Sesody, DOGilroy, CA 950201053497578
- David South, MDFreedom, CA 950191053470468
- Kristin Hudacek, M.D.Cupertino, CA 950141275760910
Common questions
What is Clifford Hsieh, M.D.'s NPI number?
Clifford Hsieh, M.D.'s National Provider Identifier (NPI) is 1164876801, issued on Apr 19, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Clifford Hsieh, M.D. located?
The NPPES record lists a practice address at 7520 Arroyo Cir, Gilroy, CA, 95020. Phone: (408) 848-7040. Providers update this record themselves, so call before visiting.
How can I verify Clifford Hsieh, M.D.'s license?
NPPES lists California license number A169244, 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 Clifford Hsieh, M.D. prescribe under Medicare Part D?
In 2024, Clifford Hsieh, M.D. had 762 Medicare Part D claims for 266 beneficiaries; the average among dermatology physician prescribers was 797. 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.