NPPES file of Aug 9, 2026

Daniel Duy Nguyen, MD

Dermatology Physician · Anaheim, CA

Daniel Duy Nguyen, MD is a dermatology physician with a practice address in Anaheim, California, and NPI 1366504250, issued on Dec 15, 2006. Check the license (California A80452, 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
1366504250
Name
Daniel Duy Nguyen
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
A80452 CA
Self-reported in NPPES; status is on the state search
Practice location
1741 W Romneya Dr Ste E, Anaheim, CA 92801
Phone
(714) 215-4516
Enumerated
Dec 15, 2006
Record last updated
Oct 14, 2025
Fax
(866) 213-5314
Medicare enrollment
Enrolled (PECOS I20040721000519); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Daniel Duy 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 A80452
    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

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47% fewer Medicare Part D claims than the average dermatology physician in 2024

425 Medicare Part D claims for 85 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Daniel Nguyen425
  2. Specialty average797

Most prescribed

  1. Mupirocin120 claims
  2. Cephalexin46 claims
  3. Econazole Nitrate37 claims
  4. Triamcinolone Acetonide24 claims
  5. Ciprofloxacin Hcl23 claims
  6. Betamethasone Diprop Augmented19 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

  1. Renu Dermatology And WellnessAnaheim, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Daniel Duy Nguyen among 2,083 dermatology physician records in California

Daniel Duy Nguyen, MD is one of 2,083 dermatology physician records with a practice address in California. 83% 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, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1999 · median 2006 among the 1,450 with a school on file
  • 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 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. Sam Samimi, M.D.Anaheim, CA 928011093813347
  2. Sabrina UddinAnaheim, CA 928011407275217
  3. Marina Ball, MDAnaheim, CA 928071003983974
  4. Scott Bronstein, MDAnaheim, CA 928071942358767
  5. Van Hoang, MDAnaheim, CA 928071831327121
  6. Brenda Hoffman, MDAnaheim, CA 928071871699702
  7. Hundi Kamath, MDAnaheim, CA 928071104974054
  8. Robert Langer, MDAnaheim, CA 928071093886046

Common questions

What is Daniel Duy Nguyen, MD's NPI number?

Daniel Duy Nguyen, MD's National Provider Identifier (NPI) is 1366504250, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Duy Nguyen, MD located?

The NPPES record lists a practice address at 1741 W Romneya Dr Ste E, Anaheim, CA, 92801. Phone: (714) 215-4516. Providers update this record themselves, so call before visiting.

How can I verify Daniel Duy Nguyen, MD's license?

NPPES lists California license number A80452, 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 Daniel Duy Nguyen, MD prescribe under Medicare Part D?

In 2024, Daniel Duy Nguyen, MD had 425 Medicare Part D claims for 85 beneficiaries; the average among dermatology physician prescribers was 797. 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.