Duc Hoai Nguyen, DO
Internal Medicine Physician · Portland, OR
Duc Hoai Nguyen, DO is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1275565814, issued on Jul 6, 2006. Check the license (Oregon D024751, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Duc Hoai Nguyen
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D024751 OR
Self-reported in NPPES; status is on the state search - Practice location
- 10200 SW Eastridge St, Portland, OR 97225
- Phone
- (503) 280-4555
- Enumerated
- Jul 6, 2006
- Record last updated
- Oct 13, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (503) 280-4559
- Medicaid ID
- 022655 OR
- Medicare enrollment
- Enrolled (PECOS I20040603000203); accepts Medicare assignment
- Medical or professional school
- College Of Osteo Med Of The Pacific At Pomona, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 10200 SW Eastridge St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Duc Hoai Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license D024751Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% more Medicare Part D claims than the average internal medicine physician in 2024
3,378 Medicare Part D claims for 608 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 51 claims were for opioids.
Most prescribed
- Atorvastatin Calcium274 claims
- Losartan Potassium138 claims
- Amlodipine Besylate126 claims
- Metoprolol Succinate126 claims
- Tamsulosin Hcl105 claims
- Prednisone89 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Providence Health And Services - OregonPortland, OR
- Providence Health And Services OregonHillsboro, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
889 internal medicine physician records list a practice address in Portland
They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.
All 889 in Portland → All 2,116 in Oregon → Every provider in Portland →
Other internal medicine physician records in Oregon
- Charmaine Clarisse Abalos, M.D.Medford, OR1700376050
- Soraya Abbassian, M.D.Portland, OR1225029184
- Mohamed Abdel Khalek, M.DRoseburg, OR1972687390
- Rand AbedalweliPortland, OR1265019996
- Robert Abernathy, M.D.Bend, OR1063433449
- Rebecca Abney, D.O.Portland, OR1881984748
- Mohamed Aboukhashan, MDMedford, OR1932350782
- Allison Abraham, D.O.Portland, OR1831488444
- Heidi Abreu Pacheco, M.DMount Angel, OR1669691721
- Hennie Abrio, MDRoseburg, OR1891925129
Common questions
What is Duc Hoai Nguyen, DO's NPI number?
Duc Hoai Nguyen, DO's National Provider Identifier (NPI) is 1275565814, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Duc Hoai Nguyen, DO located?
The NPPES record lists a practice address at 10200 SW Eastridge St, Portland, OR, 97225. Phone: (503) 280-4555. Providers update this record themselves, so call before visiting.
How can I verify Duc Hoai Nguyen, DO's license?
NPPES lists Oregon license number D024751, 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 Duc Hoai Nguyen, DO prescribe under Medicare Part D?
In 2024, Duc Hoai Nguyen, DO had 3,378 Medicare Part D claims for 608 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Duc Hoai Nguyen, DO's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.