Andy Nguyen, MD
Internal Medicine Physician · Livermore, CA
Andy Nguyen, MD is an internal medicine physician with a practice address in Livermore, California, and NPI 1659450310, issued on Nov 3, 2006. Check the license (California A71077, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Andy Nguyen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A71077 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Las Positas RD, Livermore, CA 94551
- Phone
- (925) 243-2600
- Enumerated
- Nov 3, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00A710770 CA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 3000 Las Positas RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Andy Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A71077Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $13.95
1 payment: food and beverage; the largest payer was Abbvie 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.
Andy Nguyen among 17,696 internal medicine physician records in California
Andy Nguyen, 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 fileNo · 63% of these records are
- Record last updated2007 · 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).
25 internal medicine physician records list a practice address in Livermore
They are 25 of the 994 NPPES records with a practice address in Livermore, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Livermore → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Chandran Arulanandan, MDLivermore, CA 945511689752784
- Timoteo Canio, MDLivermore, CA 945511164594974
- Daniel Combitsis, DOLivermore, CA 945511942346549
- Yan Dai, MDLivermore, CA 945511740368836
- Babita Dhapola, MDLivermore, CA 945511396811873
- Vandana Jain, MDLivermore, CA 945511134271109
- Mehvish Mahmood, M.D.Livermore, CA 945511609217314
- Sheri Morris, MDLivermore, CA 945511588742647
Common questions
What is Andy Nguyen, MD's NPI number?
Andy Nguyen, MD's National Provider Identifier (NPI) is 1659450310, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andy Nguyen, MD located?
The NPPES record lists a practice address at 3000 Las Positas RD, Livermore, CA, 94551. Phone: (925) 243-2600. Providers update this record themselves, so call before visiting.
How can I verify Andy Nguyen, MD's license?
NPPES lists California license number A71077, 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.