Tam Nha Au, MD
Family Medicine Physician · El Monte, CA
Tam Nha Au, MD is a family medicine physician with a practice address in El Monte, California, and NPI 1033850482, issued on Apr 7, 2022. Check the license (California A190902, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tam Nha Au
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A190902 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10418 Valley Blvd Ste B, El Monte, CA 91731
- Phone
- (888) 499-9303
- Enumerated
- Apr 7, 2022
- Record last updated
- Jul 29, 2025
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 10418 Valley Blvd Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tam Nha Au in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A190902Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average family medicine physician in 2024
217 Medicare Part D claims for 41 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Atorvastatin Calcium18 claims
- Clopidogrel15 claims
- Lisinopril15 claims
- Amlodipine Besylate13 claims
- Gabapentin12 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: $16.74
1 payment: food and beverage; the largest payer was ViiV Healthcare Company. The 55,478 providers of this specialty with any payment received $902.55 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.
Tam Nha Au among 17,133 family medicine physician records in California
Tam Nha Au, MD 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 2022, is newer than 94% of them.
- NPI issued2022 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2025 · 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).
32 family medicine physician records list a practice address in El Monte
They are 32 of the 1,528 NPPES records with a practice address in El Monte, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in El Monte → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joseph Allevato, MDEl Monte, CA 917311922148790
- Fravinia AquipelEl Monte, CA 917311235241803
- Ruth ArceoEl Monte, CA 917311427150093
- Gustavo Casillas, MDEl Monte, CA 917311851582324
- Sreedhar Chava, MDEl Monte, CA 917311255515383
- Ignacio De Artola, M.D.El Monte, CA 917311508887761
- Raymond Goei, D.O.El Monte, CA 917311629126289
- Bernard Jorge, MDEl Monte, CA 917311417031998
Common questions
What is Tam Nha Au, MD's NPI number?
Tam Nha Au, MD's National Provider Identifier (NPI) is 1033850482, issued on Apr 7, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Tam Nha Au, MD located?
The NPPES record lists a practice address at 10418 Valley Blvd Ste B, El Monte, CA, 91731. Phone: (888) 499-9303. Providers update this record themselves, so call before visiting.
How can I verify Tam Nha Au, MD's license?
NPPES lists California license number A190902, 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 Tam Nha Au, MD prescribe under Medicare Part D?
In 2024, Tam Nha Au, MD had 217 Medicare Part D claims for 41 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.