Constance Y. Wong, MD
Internal Medicine Physician · Daly City, CA
Constance Y. Wong, MD is an internal medicine physician with a practice address in Daly City, California, and NPI 1730356882, issued on May 8, 2008. Check the license (California A100514, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Constance Y. Wong
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A100514 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Sullivan Ave, Daly City, CA 94015
- Phone
- (415) 680-4135
- Enumerated
- May 8, 2008
- Record last updated
- Jul 21, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1900 Sullivan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Constance Y. Wong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A100514Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
36 Medicare Part D claims, against an average of 3,176 among the 108,855 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.
Constance Y. Wong among 17,696 internal medicine physician records in California
Constance Y. Wong, 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 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2022 · 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).
56 internal medicine physician records list a practice address in Daly City
They are 56 of the 1,606 NPPES records with a practice address in Daly City, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Daly City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kenneth Chuang, M.D.Daly City, CA 940151568492445
- Jesus Roland Gatpolintan, M.D.Daly City, CA 940151720064488
- Daniel Hwang, M.D.Daly City, CA 940151871683532
- John Lai, M.D.Daly City, CA 940151457398406
- Damon Lee, MDDaly City, CA 940151922095256
- Shu May Lee, M.D.Daly City, CA 940151689614992
- Karl Lee, M.D.Daly City, CA 940151093746703
- Michael McNamara, M.D.Daly City, CA 940151235220658
Common questions
What is Constance Y. Wong, MD's NPI number?
Constance Y. Wong, MD's National Provider Identifier (NPI) is 1730356882, issued on May 8, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Constance Y. Wong, MD located?
The NPPES record lists a practice address at 1900 Sullivan Ave, Daly City, CA, 94015. Phone: (415) 680-4135. Providers update this record themselves, so call before visiting.
How can I verify Constance Y. Wong, MD's license?
NPPES lists California license number A100514, 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 Constance Y. Wong, MD prescribe under Medicare Part D?
In 2024, Constance Y. Wong, MD had 36 Medicare Part D claims; 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.