Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

James Timothy Ellis, DO

Individual provider Surgery Physician · NPI 1225691892

James Timothy Ellis, DO is a General Surgery in Portland, Oregon. Qualified in 2019, 7 years ago. Practices with The Oregon Clinic, PC, a 352-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
7
Licensed in
OR
In the registry since
2019
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

501 N Graham St Ste 555
Portland, OR 97227-2007
Phone: (503) 288-7535
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence DO225069 (OR)

Record details

NPI number1225691892
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 18, 2019
Last updated in NPPESAugust 4, 2025
Certification dateAugust 4, 2025
Mailing address541 Ne 20th Ave Ste 225, Portland, OR 97232-2895

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice The Oregon Clinic, Pc — 352 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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