Joseph Soongwon Han
Dermatology Physician · Stanford, CA
Joseph Soongwon Han is a dermatology physician with a practice address in Stanford, California, and NPI 1538863386, issued on Mar 27, 2023. Check the license (California 197385, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joseph Soongwon Han
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 197385 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Mar 27, 2023
- Record last updated
- Jul 22, 2026
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Soongwon Han in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 197385Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average dermatology physician in 2024
46 Medicare Part D claims for 15 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.
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.
Joseph Soongwon Han among 2,083 dermatology physician records in California
Joseph Soongwon Han 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 2023, is newer than 99% of them.
- NPI issued2023 · 99% of these records are older, under 1% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2026 · 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).
59 dermatology physician records list a practice address in Stanford
They are 59 of the 5,606 NPPES records with a practice address in Stanford, and 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Stanford → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Joanna Badger, MDStanford, CA 943051881740678
- Howard Chang, MDStanford, CA 943051326061144
- David Fiorentino, MDStanford, CA 943051740335025
- Michelle Galant, M.D.Stanford, CA 943051225043938
- Paul Khavari, MDStanford, CA 943051780696252
- Youn-Hee Kim, MDStanford, CA 943051770619355
- Alfred Lane, MDStanford, CA 943051194879981
- Matt Marinkovich, MDStanford, CA 943051386734937
Common questions
What is Joseph Soongwon Han's NPI number?
Joseph Soongwon Han's National Provider Identifier (NPI) is 1538863386, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Soongwon Han located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Joseph Soongwon Han's license?
NPPES lists California license number 197385, 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 Joseph Soongwon Han prescribe under Medicare Part D?
In 2024, Joseph Soongwon Han had 46 Medicare Part D claims for 15 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.