Garrett Chan, MD
Internal Medicine Physician · Fremont, CA
Garrett Chan, MD is an internal medicine physician with a practice address in Fremont, California, and NPI 1629728449, issued on Mar 25, 2022. Check the license (California A201129, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Garrett Chan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A201129 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3200 Kearney St, Fremont, CA 94538
- Phone
- (800) 478-8837
- Enumerated
- Mar 25, 2022
- Record last updated
- Oct 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20251001003011); 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 3200 Kearney St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lauren Auerbach, MDEmergency Medicine Physician1033678990
- Ritika Aulakh, D.OFamily Medicine Physician1346335072
- Rupal Badani, M.D.Pediatrics Physician1598857765
Verify Garrett Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A201129Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sutter Bay Medical FoundationFremont, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Garrett Chan among 17,696 internal medicine physician records in California
Garrett 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 2022, is newer than 95% of them.
- NPI issued2022 · 95% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2022 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 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).
125 internal medicine physician records list a practice address in Fremont
They are 125 of the 4,749 NPPES records with a practice address in Fremont, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Fremont → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Zulfiqar Ali, M.DFremont, CA 945381093740227
- Bala Annadurai, M.D.Fremont, CA 945381033100516
- Ashwani Bindal, MDFremont, CA 945381265406318
- Yih Chang, M.D.Fremont, CA 945381174506380
- John Giddens, MDFremont, CA 945381417934803
- Satyasree Konda, M.D.Fremont, CA 945381306880679
- Padmavathi Kudaravalli, MDFremont, CA 945381144221953
- Suresh Mahawar, MDFremont, CA 945381033154893
Common questions
What is Garrett Chan, MD's NPI number?
Garrett Chan, MD's National Provider Identifier (NPI) is 1629728449, issued on Mar 25, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Garrett Chan, MD located?
The NPPES record lists a practice address at 3200 Kearney St, Fremont, CA, 94538. Phone: (800) 478-8837. Providers update this record themselves, so call before visiting.
How can I verify Garrett Chan, MD's license?
NPPES lists California license number A201129, 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. 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.