Huu Nguyen, M.D.
Internal Medicine Physician · Santa Ana, CA
Huu Nguyen, M.D. is an internal medicine physician with a practice address in Santa Ana, California, and NPI 1396922068, issued on Jan 24, 2008. Check the license (California A32220, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Huu Nguyen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A32220 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1220 Hemlock Way, Santa Ana, CA 92707
- Phone
- (714) 957-0040
- Enumerated
- Jan 24, 2008
- Record last updated
- Jan 31, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (714) 957-0768
- Medicaid ID
- 00A322200 CA
- Medicare enrollment
- Enrolled (PECOS I20080409000301); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1220 Hemlock Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Huu Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A32220Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average internal medicine physician in 2024
6,278 Medicare Part D claims for 185 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 27 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium543 claims
- Amlodipine Besylate309 claims
- Gabapentin214 claims
- Losartan Potassium198 claims
- Metformin Hcl184 claims
- Atorvastatin Calcium179 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: $606.17
5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- Family Choice Aco IncWestminster, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
Other internal medicine physician records in California
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- Samuel Abarte, M.D.Chula Vista, CA1578535498
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- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is Huu Nguyen, M.D.'s NPI number?
Huu Nguyen, M.D.'s National Provider Identifier (NPI) is 1396922068, issued on Jan 24, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Huu Nguyen, M.D. located?
The NPPES record lists a practice address at 1220 Hemlock Way, Santa Ana, CA, 92707. Phone: (714) 957-0040. Providers update this record themselves, so call before visiting.
How can I verify Huu Nguyen, M.D.'s license?
NPPES lists California license number A32220, 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 Huu Nguyen, M.D. prescribe under Medicare Part D?
In 2024, Huu Nguyen, M.D. had 6,278 Medicare Part D claims for 185 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.