NPPES file of Aug 9, 2026

Brandon T. Nguyen, DO

Family Medicine Physician · Redmond, OR

Brandon T. Nguyen, DO is a family medicine physician with a practice address in Redmond, Oregon, and NPI 1619663374, issued on Apr 14, 2023. Check the license (Oregon DO231274, as entered in NPPES) on the Oregon Medical Board; 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
1619663374
Name
Brandon T. Nguyen
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
DO231274 OR
MRO-2244 ID
Self-reported in NPPES; status is on the state search
Practice location
645 NW 4TH St, Redmond, OR 97756
Phone
(541) 389-7741
Enumerated
Apr 14, 2023
Record last updated
Jun 2, 2026
Fax
(541) 278-8375
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 645 NW 4TH St

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

  1. Kara Brown, NPFamily Nurse Practitioner1427324342
  2. Brooke Collins, LCSWClinical Social Worker1871071373
  3. Steven Cross, M.D.Family Medicine Physician1841296027
  4. Carmella Fullenwider, AG-PCNP-BCPrimary Care Nurse Practitioner1598508640
  5. Margaret Hayner, ARNPFamily Nurse Practitioner1215091327
  6. Aubrey Koski, AG-PCNPGerontology Nurse Practitioner1699414136

Verify Brandon T. Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license DO231274
    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 Oregon 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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89% fewer Medicare Part D claims than the average family medicine physician in 2024

397 Medicare Part D claims for 74 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Brandon Nguyen397
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium25 claims
  2. Amlodipine Besylate23 claims
  3. Levothyroxine Sodium21 claims
  4. Gabapentin20 claims
  5. Metformin Hcl20 claims
  6. Losartan Potassium19 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.

Brandon T. Nguyen among 2,847 family medicine physician records in Oregon

Brandon T. Nguyen, DO is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 96% of them.

  • NPI issued2023 · 96% of these records are older, 3% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2026 · 57% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 family medicine physician records list a practice address in Redmond

They are 24 of the 1,053 NPPES records with a practice address in Redmond, and 2,847 family medicine physician records in Oregon.

The 8 family medicine physician records with the nearest ZIP codes

  1. Steven Cross, M.D.Redmond, OR 977561841296027
  2. James Detwiler, MDRedmond, OR 977561154364024
  3. Alan Hilles, MDRedmond, OR 977561003905027
  4. Mark Hughes, D.O.Redmond, OR 977561528174893
  5. Pamela Irby, MDRedmond, OR 977561295773901
  6. Guy McElroy, M.D.Redmond, OR 977561568468478
  7. Daniel Murphy, MDRedmond, OR 977561932142510
  8. Sheryl Norris, MDRedmond, OR 977561154362291

Common questions

What is Brandon T. Nguyen, DO's NPI number?

Brandon T. Nguyen, DO's National Provider Identifier (NPI) is 1619663374, issued on Apr 14, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Brandon T. Nguyen, DO located?

The NPPES record lists a practice address at 645 NW 4TH St, Redmond, OR, 97756. Phone: (541) 389-7741. Providers update this record themselves, so call before visiting.

How can I verify Brandon T. Nguyen, DO's license?

NPPES lists Oregon license number DO231274, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brandon T. Nguyen, DO prescribe under Medicare Part D?

In 2024, Brandon T. Nguyen, DO had 397 Medicare Part D claims for 74 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.