Drew Oyama
Hospitalist Physician · Portland, OR
Drew Oyama is a hospitalist physician with a practice address in Portland, Oregon, and NPI 1417536608, issued on Apr 5, 2021. Check the license (Oregon DO219545, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Drew Oyama
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- DO219545 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3181 SW Sam Jackson Park RD, Portland, OR 97239
- Phone
- (503) 494-1164
- Enumerated
- Apr 5, 2021
- Record last updated
- Jul 31, 2024
- Fax
- (503) 494-5502
- Medicare enrollment
- Enrolled (PECOS I20240618000847); accepts Medicare assignment
- Medical or professional school
- University Of New England, College Of Osteo Medicine, 2021
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 471 in Oregon → Look up another NPI →
Also registered at 3181 SW Sam Jackson Park RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alex AamodtCritical Care Medicine Registered Nurse1154257590
- Jefferson Abaricia, MD, PHDStudent in an Organized Health Care Education/Training Program1073215711
- Kenneth Abbey, MDAnesthesiology Physician1588779342
- Matthew Abbott, PA-CMedical Physician Assistant1154738003
- Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
- Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430
Verify Drew Oyama in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO219545Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average hospitalist physician in 2024
160 Medicare Part D claims for 42 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium11 claims
- Losartan Potassium11 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
- University Professional ServicesPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Drew Oyama among 471 hospitalist physician records in Oregon
Drew Oyama is one of 471 hospitalist physician records with a practice address in Oregon. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 93% of them.
- NPI issued2021 · 93% of these records are older, 4% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2021 · median 2009 among the 400 with a school on file
- Record last updated2024 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Oregon
There are 471 hospitalist physician records in Oregon.
All 471 in Oregon → Every provider in Portland → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Kelly Caverzagie, MDPortland, OR 972391033158084
- Priscilla Codiga, M.DPortland, OR 972391629009402
- Sima Desai, MDPortland, OR 972391649377417
- Tanja Epley, DOPortland, OR 972391336119635
- Rebecca Harrison, MDPortland, OR 972391922015841
- Mark Helfand, MDPortland, OR 972391972697522
- Alan Hunter, MDPortland, OR 972391437165982
- Elizabeth Lahti, MDPortland, OR 972391639190564
Common questions
What is Drew Oyama's NPI number?
Drew Oyama's National Provider Identifier (NPI) is 1417536608, issued on Apr 5, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Drew Oyama located?
The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 494-1164. Providers update this record themselves, so call before visiting.
How can I verify Drew Oyama's license?
NPPES lists Oregon license number DO219545, 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 Drew Oyama prescribe under Medicare Part D?
In 2024, Drew Oyama had 160 Medicare Part D claims for 42 beneficiaries; the average among hospitalist physician prescribers was 521. 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.