NPPES file of Aug 9, 2026

Thang Cao Nguyen, M.D.

Family Medicine Physician · San Francisco, CA

Thang Cao Nguyen, M.D. is a family medicine physician with a practice address in San Francisco, California, and NPI 1003972605, issued on Dec 28, 2006. Check the license (California A91713, 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
1003972605
Name
Thang Cao Nguyen
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A91713 CA
Self-reported in NPPES; status is on the state search
Practice location
160 Capp St, San Francisco, CA 94110
Phone
(415) 621-8051
Enumerated
Dec 28, 2006
Record last updated
Sep 10, 2007 (not updated in 19 years: call before relying on the address or phone)
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 160 Capp St

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

  1. Germe Anthony AmbionStudent in an Organized Health Care Education/Training Program1396290870
  2. Deanna Aronoff, DDSGeneral Practice Dentistry1417010307
  3. Molly BoschRegistered Nurse1205314374
  4. Diane Botticelli, PA-CPhysician Assistant1548704943
  5. Nayche Bradford, RDADental Assistant1184982365
  6. Christian Broughton, RNRegistered Nurse1093511552

Verify Thang Cao 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 A91713
    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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93% fewer Medicare Part D claims than the average family medicine physician in 2024

239 Medicare Part D claims for 22 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Thang Nguyen239
  2. Specialty average3,544

Most prescribed

  1. Metformin Hcl37 claims
  2. Atorvastatin Calcium31 claims
  3. Amlodipine Besylate23 claims
  4. Rosuvastatin Calcium22 claims
  5. Irbesartan20 claims
  6. Losartan Potassium15 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: $29.57

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. 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. Thang Nguyen$29.57
  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.

Thang Cao Nguyen among 17,133 family medicine physician records in California

Thang Cao Nguyen, M.D. 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 fileNo · 62% of these records are
  • Record last updated2007 · 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).

Family Medicine Physician providers in California

There are 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Joaquin Barahona, M. D.San Francisco, CA 941101205895133
  2. Luis Bonilla, MDSan Francisco, CA 941101629019708
  3. Christopher Bositis, MDSan Francisco, CA 941101427054493
  4. Romilda Foresti-Lorente, MDSan Francisco, CA 941101164455374
  5. Steven Lawton, MDSan Francisco, CA 941101366486748
  6. Todd May, MDSan Francisco, CA 941101679528335
  7. Pooja Mittal, DOSan Francisco, CA 941101215916200
  8. David Nidorf, MDSan Francisco, CA 941101336186121

Common questions

What is Thang Cao Nguyen, M.D.'s NPI number?

Thang Cao Nguyen, M.D.'s National Provider Identifier (NPI) is 1003972605, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thang Cao Nguyen, M.D. located?

The NPPES record lists a practice address at 160 Capp St, San Francisco, CA, 94110. Phone: (415) 621-8051. Providers update this record themselves, so call before visiting.

How can I verify Thang Cao Nguyen, M.D.'s license?

NPPES lists California license number A91713, 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 Thang Cao Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Thang Cao Nguyen, M.D. had 239 Medicare Part D claims for 22 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.