NPPES file of Aug 9, 2026

Dominic Tran-Nguyen, DO

Internal Medicine Physician · Des Moines, IA

Dominic Tran-Nguyen, DO is an internal medicine physician with a practice address in Des Moines, Iowa, and NPI 1326530411, issued on Jun 4, 2018. Check the license (Iowa R-11261, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1326530411
Name
Dominic Tran-Nguyen
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
R-11261 IA
Self-reported in NPPES; status is on the state search
Practice location
1111 6TH Ave, Des Moines, IA 50314
Phone
(515) 643-8678
Enumerated
Jun 4, 2018
Record last updated
Jun 27, 2025
Fax
(515) 643-5802
Medicare enrollment
Enrolled (PECOS I20210915000560); accepts Medicare assignment
Medical or professional school
Des Moines University Of Osteopathic Medicine And Health Sciences, 2018
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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8 nearest internal medicine physician records → All 871 in Iowa → Look up another NPI →

Also registered at 1111 6TH Ave

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

  1. Muhammad Abdul-Wahab, MDDiagnostic Radiology Physician1649690686
  2. Alissa AbelCertified Registered Nurse Anesthetist1124888599
  3. Kenneth Acevedo, MDFamily Medicine Physician1154190148
  4. Luis Acosta, MDInternal Medicine Physician1376398842
  5. Luis Acosta Nunez, MDHospitalist Physician1154018349
  6. Steve Adelman, DONeurology Physician1639283294

Verify Dominic Tran-Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license R-11261    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 Iowa 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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Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupAnaheim, CA

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

Dominic Tran-Nguyen among 871 internal medicine physician records in Iowa

Dominic Tran-Nguyen, DO is one of 871 internal medicine physician records with a practice address in Iowa. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 62% of them.

  • NPI issued2018 · 62% of these records are older, 36% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 44% of these records are
  • Graduated2018 · median 2008 among the 386 with a school on file
  • Record last updated2025 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

226 internal medicine physician records list a practice address in Des Moines

They are 226 of the 5,538 NPPES records with a practice address in Des Moines, and 871 internal medicine physician records in Iowa.

All 871 in Iowa → Every provider in Des Moines → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Cody Brunclik, DODes Moines, IA 503141013301035
  2. Kent Carr, MDDes Moines, IA 503141114036340
  3. Barry Cooper, DODes Moines, IA 503141558744110
  4. Douglas Hanson, MDDes Moines, IA 503141235124074
  5. Alan Hilgerson, DODes Moines, IA 503141255326427
  6. Carol Horner, DODes Moines, IA 503141508979543
  7. Jason Kruse, DODes Moines, IA 503141851685911
  8. Kathleen Jade Lim, MDDes Moines, IA 503141194999573

Common questions

What is Dominic Tran-Nguyen, DO's NPI number?

Dominic Tran-Nguyen, DO's National Provider Identifier (NPI) is 1326530411, issued on Jun 4, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Dominic Tran-Nguyen, DO located?

The NPPES record lists a practice address at 1111 6TH Ave, Des Moines, IA, 50314. Phone: (515) 643-8678. Providers update this record themselves, so call before visiting.

How can I verify Dominic Tran-Nguyen, DO's license?

NPPES lists Iowa license number R-11261, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.