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

Ellen Marion Michaelson, MD

Individual provider Hematology (Internal Medicine) Physician · NPI 1255364972

Ellen Marion Michaelson, MD is a Hematology (Internal Medicine) Physician in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2006.

Licensed in
OR
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2222 NW Lovejoy St Ste 510
Portland, OR 97210-5103
Phone: (503) 274-0045
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD18281 (OR)
Hematology (Internal Medicine) Physician Taxonomy 207RH0000X · Licence MD018281 (OR)

Record details

NPI number1255364972
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 8, 2006
Last updated in NPPESAugust 9, 2021
Certification dateAugust 9, 2021
Mailing address2222 Nw Lovejoy St Ste 510, Portland, OR 97210-5103

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