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

Miriam Heather Markum, RN

Individual provider Medical-Surgical Registered Nurse · NPI 1588548861

Miriam Heather Markum, RN is a Medical-Surgical Registered Nurse in Portland, Oregon. Practices as a sole proprietor. Licensed in Oregon.

Licensed in
OR
In the registry since
2025
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

3710 SW US Veterans Hospital Rd
Portland, OR 97239-2964
Phone: (503) 220-8262
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical-Surgical Registered Nurse (primary) Taxonomy 163WM0705X · Licence 201906363RN (OR)

Record details

NPI number1588548861
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedAugust 1, 2025
Last updated in NPPESAugust 1, 2025
Certification dateAugust 1, 2025

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