Margaret Chan, M.D.
Family Medicine Physician · San Carlos, CA
Margaret Chan, M.D. is a family medicine physician with a practice address in San Carlos, California, and NPI 1265517791, issued on Oct 25, 2006. Check the license (California A61035, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Margaret Chan
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A61035 CA
Self-reported in NPPES; status is on the state search - Practice location
- 301 Industrial RD, San Carlos, CA 94070
- Phone
- (650) 598-3160
- Enumerated
- Oct 25, 2006
- Record last updated
- Nov 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 301 Industrial RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Katrina Abad, AGPCNP-BCNurse Practitioner1306394952
- Maryam Adeel, M.D.Family Medicine Physician1285163998
- Jennifer Akazawa, MDFamily Medicine Physician1457971772
- Sarah Alamillo, PA-CPhysician Assistant1306349352
- Judith Alderman, N.P.Nurse Practitioner1407225121
- Omar Aljundi, NPNurse Practitioner1811464811
Verify Margaret Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A61035Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Margaret Chan among 17,133 family medicine physician records in California
Margaret Chan, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2016 · 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 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 family medicine physician records list a practice address in San Carlos
They are 35 of the 1,015 NPPES records with a practice address in San Carlos, and 17,133 family medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 17,133 in California → Every provider in San Carlos → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kerri Ashling, MDSan Carlos, CA 940701154373587
- Catherine Baker, M.D.San Carlos, CA 940701639181852
- Richard Barrick, M.D.San Carlos, CA 940701629145040
- Kevin Chen, M.D.San Carlos, CA 940701881774420
- Steven Harris, M.D.San Carlos, CA 940701720298912
- Jolene Huie, MDSan Carlos, CA 940701235228867
- Karen Jackson, MDSan Carlos, CA 940701285786087
- Wendy Landreville, M DSan Carlos, CA 940701427138015
Common questions
What is Margaret Chan, M.D.'s NPI number?
Margaret Chan, M.D.'s National Provider Identifier (NPI) is 1265517791, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Chan, M.D. located?
The NPPES record lists a practice address at 301 Industrial RD, San Carlos, CA, 94070. Phone: (650) 598-3160. Providers update this record themselves, so call before visiting.
How can I verify Margaret Chan, M.D.'s license?
NPPES lists California license number A61035, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.