Von Ta Nguyen, MD
Allergy & Immunology (Internal Medicine) Physician · San Francisco, CA
Von Ta Nguyen, MD is an allergy & immunology (internal medicine) physician with a practice address in San Francisco, California, and NPI 1174815815, issued on May 13, 2011. Check the license (California A115066, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Von Ta Nguyen
- Credential
- MD
- Primary taxonomy
- Allergy & Immunology (Internal Medicine) Physician 207RA0201X
- License number
- A115066 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2333 Buchanan St, San Francisco, CA 94115
- Phone
- (415) 600-6000
- Enumerated
- May 13, 2011
- Record last updated
- Nov 4, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20121108000329); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 2333 Buchanan St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephen Anderka, MDEmergency Medicine Physician1083605455
- Steven Ansley, MDEmergency Medicine Physician1851382378
- Jennifer Beachey, M.D.Internal Medicine Physician1285657049
- Robert Bowyer, DOEmergency Medicine Physician1144211517
Verify Von Ta Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A115066Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024
362 Medicare Part D claims for 135 beneficiaries, against an average of 789 among the 429 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Ipratropium Bromide45 claims
- Wixela Inhub33 claims
- Breyna32 claims
- Azelastine Hcl29 claims
- Albuterol Sulfate Hfa26 claims
- Montelukast Sodium25 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
- Southern California Permanente Medical GroupGardena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allergy & Immunology (Internal Medicine) Physician providers in California
There are 81 allergy & immunology (internal medicine) physician records in California.
Other allergy & immunology (internal medicine) physician records in California
- Shields Abernathy, M.D.Templeton, CA1508886235
- Sam Ahn, M.D.Napa, CA1558423814
- Fatima Ali, MDSacramento, CA1093045023
- Sowmya Arja, M.D.San Francisco, CA1215390166
- Anna Arroyo, MDStanford, CA1205102472
- Lawrence Awai, M.D.Clovis, CA1629510235
- Sally Bailey, MDSan Ramon, CA1700815677
- Tyler Basen, M.D.Mission Viejo, CA1184069692
- Sheila Bonilla-Tandoc, MD, MSLos Angeles, CA1457387805
- Geoffrey Carlson, MDTravis Afb, CA1174865588
Common questions
What is Von Ta Nguyen, MD's NPI number?
Von Ta Nguyen, MD's National Provider Identifier (NPI) is 1174815815, issued on May 13, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Von Ta Nguyen, MD located?
The NPPES record lists a practice address at 2333 Buchanan St, San Francisco, CA, 94115. Phone: (415) 600-6000. Providers update this record themselves, so call before visiting.
How can I verify Von Ta Nguyen, MD's license?
NPPES lists California license number A115066, 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 Von Ta Nguyen, MD prescribe under Medicare Part D?
In 2024, Von Ta Nguyen, MD had 362 Medicare Part D claims for 135 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 789. 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.