Shu Wing Chan, MD
Internal Medicine Physician · San Francisco, CA
Shu Wing Chan, MD is an internal medicine physician with a practice address in San Francisco, California, and NPI 1497828586, issued on Nov 16, 2006. Check the license (California A301750, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Shu Wing Chan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- A301750 CA
A30175 CA
Self-reported in NPPES; status is on the state search - Practice location
- 929 Clay Street, San Francisco, CA 94108
- Phone
- (415) 956-6633
- Enumerated
- Nov 16, 2006
- Record last updated
- Dec 19, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (415) 956-6638
- Medicaid ID
- 001301750 CA
- Medicare enrollment
- Enrolled (PECOS I20090810000227); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 929 Clay Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Wu, MDInternal Medicine Physician1619099272
Verify Shu Wing Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A301750Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average internal medicine physician in 2024
3,772 Medicare Part D claims for 329 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Amlodipine Besylate342 claims
- Atorvastatin Calcium340 claims
- Metoprolol Succinate326 claims
- Losartan Potassium275 claims
- Eliquis165 claims
- Furosemide142 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
- Chinese Hospital AssociationSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shu Wing Chan among 17,696 internal medicine physician records in California
Shu Wing Chan, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1968 · median 2004 among the 11,065 with a school on file
- Record last updated2011 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,318 internal medicine physician records list a practice address in San Francisco
They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Francisco → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mai-Sie Chan, MDSan Francisco, CA 941081326136557
- Gustin Ho, M.D.San Francisco, CA 941081437189966
- Jerome Jew, M.D.San Francisco, CA 941081235143702
- Chuk Kwan, M.D.San Francisco, CA 941081336101500
- Lisa Law, M.D.San Francisco, CA 941081518030543
- Kerri Masutto, M.D.San Francisco, CA 941081780913442
- Justin Quock, M.D., F.A.C.P.San Francisco, CA 941081699792663
- Raphael Stricker, M.D.San Francisco, CA 941081417028044
Common questions
What is Shu Wing Chan, MD's NPI number?
Shu Wing Chan, MD's National Provider Identifier (NPI) is 1497828586, issued on Nov 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Shu Wing Chan, MD located?
The NPPES record lists a practice address at 929 Clay Street, San Francisco, CA, 94108. Phone: (415) 956-6633. Providers update this record themselves, so call before visiting.
How can I verify Shu Wing Chan, MD's license?
NPPES lists California license number A301750, 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 Shu Wing Chan, MD prescribe under Medicare Part D?
In 2024, Shu Wing Chan, MD had 3,772 Medicare Part D claims for 329 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.