NPPES file of Aug 9, 2026

Tammy Tam Nguyen, D.O.

Family Medicine Physician · Beverly Hills, CA

Tammy Tam Nguyen, D.O. is a family medicine physician with a practice address in Beverly Hills, California, and NPI 1699113829, issued on Jun 10, 2013. Check the license (California 20A14644, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699113829
Name
Tammy Tam Nguyen
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
20A14644 CA
SL0952 NV
Self-reported in NPPES; status is on the state search
Practice location
8767 Wilshire Blvd FL 3, Beverly Hills, CA 90211
Phone
(310) 385-6031
Enumerated
Jun 10, 2013
Record last updated
Jul 30, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8767 Wilshire Blvd FL 3

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shirin Alonzo, MD, MPHInternal Medicine Physician1225318041
  2. David AustinInternal Medicine Physician1720308174
  3. Meigan Bryant, MDFamily Medicine Physician1629728357
  4. Rowan Casey-Ford, M.D.Family Medicine Physician1215162235
  5. Cheryl Charles, M.D.Internal Medicine Physician1235141862
  6. Ananda Chatterjee, MDFamily Medicine Physician1376984021

Verify Tammy Tam Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A14644
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $159.89

3 payments; by number, the most common kind was food and beverage; the largest payer was Heartflow, Inc. 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.

  1. Tammy Nguyen$159.89
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Tammy Tam Nguyen among 17,133 family medicine physician records in California

Tammy Tam Nguyen, D.O. 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 2013, is newer than 68% of them.

  • NPI issued2013 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2026 · 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).

76 family medicine physician records list a practice address in Beverly Hills

They are 76 of the 3,433 NPPES records with a practice address in Beverly Hills, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Farid Azizollahi, MDBeverly Hills, CA 902111649328519
  2. David Barcohana, MDBeverly Hills, CA 902111750398509
  3. Rowan Casey-Ford, M.D.Beverly Hills, CA 902111215162235
  4. Malihe Dardashti, M.D.Beverly Hills, CA 902111316038169
  5. Pamela Davis, M.D.Beverly Hills, CA 902111740236017
  6. Stephanie Foley, M.D.Beverly Hills, CA 902111528201779
  7. Jillion Harris, MDBeverly Hills, CA 902111366768525
  8. Mehrdad Hassid, M.D.Beverly Hills, CA 902111245358969

Common questions

What is Tammy Tam Nguyen, D.O.'s NPI number?

Tammy Tam Nguyen, D.O.'s National Provider Identifier (NPI) is 1699113829, issued on Jun 10, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Tammy Tam Nguyen, D.O. located?

The NPPES record lists a practice address at 8767 Wilshire Blvd FL 3, Beverly Hills, CA, 90211. Phone: (310) 385-6031. Providers update this record themselves, so call before visiting.

How can I verify Tammy Tam Nguyen, D.O.'s license?

NPPES lists California license number 20A14644, 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.