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

Dr. Stephen B Bader, MD

Individual provider Radiation Oncology Physician · NPI 1790787422

Dr. Stephen B Bader, MD is a Radiation Oncology Physician in Portland, Oregon. Works from 2 locations. Licensed in Oregon.

Licensed in
OR
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4805 NE Glisan St Garden Level
Portland, OR 97213-2933
Phone: (503) 215-6029
Fax: (503) 215-6387
Show map & directions

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

Additional practice locations (1)

  • 9280 Se Sunnybrook Blvd Ste 100, Clackamas, OR 97015-9315 — (503) 513-3300

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence MD17045 (OR)

Record details

NPI number1790787422
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 12, 2005
Last updated in NPPESDecember 5, 2023
Certification dateDecember 2, 2021
Mailing address541 Ne 20th Ave Ste 225, Portland, OR 97232-2895

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