Chau Minh Huynh, MD
Internal Medicine Physician · San Jose, CA
Chau Minh Huynh, MD is an internal medicine physician with a practice address in San Jose, California, and NPI 1265509723, issued on Nov 29, 2006. Check the license (California A42298, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chau Minh Huynh
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A42298 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1865 Alum Rock Ave, San Jose, CA 95116
- Phone
- (408) 272-8814
- Enumerated
- Nov 29, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (408) 272-8965
- Medicaid ID
- 00A422980 CA
- Medicare enrollment
- Enrolled (PECOS I20120215000182); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1865 Alum Rock Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tuyen Ngo, MDSpecialist1023113123
Verify Chau Minh Huynh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A42298Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% more Medicare Part D claims than the average internal medicine physician in 2024
3,544 Medicare Part D claims for 261 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium541 claims
- Metoprolol Succinate271 claims
- Losartan Potassium258 claims
- Omeprazole171 claims
- Metformin Hcl151 claims
- Albuterol Sulfate Hfa150 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.
Industry payments in 2024: $30.31
1 payment: food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
428 internal medicine physician records list a practice address in San Jose
They are 428 of the 20,925 NPPES records with a practice address in San Jose, and 17,696 internal medicine physician records in California.
All 428 in San Jose → All 17,696 in California → Every provider in San Jose →
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Common questions
What is Chau Minh Huynh, MD's NPI number?
Chau Minh Huynh, MD's National Provider Identifier (NPI) is 1265509723, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chau Minh Huynh, MD located?
The NPPES record lists a practice address at 1865 Alum Rock Ave, San Jose, CA, 95116. Phone: (408) 272-8814. Providers update this record themselves, so call before visiting.
How can I verify Chau Minh Huynh, MD's license?
NPPES lists California license number A42298, 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 Chau Minh Huynh, MD prescribe under Medicare Part D?
In 2024, Chau Minh Huynh, MD had 3,544 Medicare Part D claims for 261 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.