Tom Le Nguyen, DO
Family Medicine Physician · Rosemead, CA
Tom Le Nguyen, DO is a family medicine physician with a practice address in Rosemead, California, and NPI 1598729980, issued on Apr 13, 2006. Check the license (California 20A9384, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tom Le Nguyen
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A9384 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9146 E. Valley Blvd Suite A, Rosemead, CA 91770
- Phone
- (626) 571-6908
- Enumerated
- Apr 13, 2006
- Record last updated
- Sep 1, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (626) 571-7732
- Medicare enrollment
- Enrolled (PECOS I20140922000389); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Tom Le Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A9384Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family medicine physician in 2024
505 Medicare Part D claims for 66 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate57 claims
- Alendronate Sodium42 claims
- Atorvastatin Calcium32 claims
- Simvastatin22 claims
- Celecoxib21 claims
- Amoxicillin19 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.
Bills Medicare through one group practice
- Gem Medical Group CorporationMonterey Park, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tom Le Nguyen among 17,133 family medicine physician records in California
Tom Le Nguyen, DO 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. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1997 · median 2005 among the 10,652 with a school on file
- Record last updated2009 · 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).
13 family medicine physician records list a practice address in Rosemead
They are 13 of the 839 NPPES records with a practice address in Rosemead, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Rosemead → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Manuel Contreras, M.D.Rosemead, CA 917701710055595
- Christine Dinh, M.D.Rosemead, CA 917701770506206
- Lars Hanson, MDRosemead, CA 917701528249885
- Vincent HoRosemead, CA 917701144249871
- Bo Huynh, M.D.Rosemead, CA 917701891718318
- Po Lew, DORosemead, CA 917701235145350
- Thoi Lien, M.D.Rosemead, CA 917701871653816
- Jorge Lopez, M.D.Rosemead, CA 917701528018504
Common questions
What is Tom Le Nguyen, DO's NPI number?
Tom Le Nguyen, DO's National Provider Identifier (NPI) is 1598729980, issued on Apr 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tom Le Nguyen, DO located?
The NPPES record lists a practice address at 9146 E. Valley Blvd Suite A, Rosemead, CA, 91770. Phone: (626) 571-6908. Providers update this record themselves, so call before visiting.
How can I verify Tom Le Nguyen, DO's license?
NPPES lists California license number 20A9384, 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 Tom Le Nguyen, DO prescribe under Medicare Part D?
In 2024, Tom Le Nguyen, DO had 505 Medicare Part D claims for 66 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.