OrganizationActive
Ellen Michaelson MD PC
NPI 1245437110 · Hematology (Internal Medicine) Physician · Portland, OR
Provider details
- NPI number
- 1245437110
- Entity type
- Organization
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ellen Michaelson, President(503) 274-0045
- License
- MD018281 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
2456 Nw Northrup St
Unit 1-A
Portland, OR 97210-3253
Phone: (503) 274-0045
Fax: (503) 243-6632
Street-level locationGet directions
Mailing address
2456 Nw Northrup St
Portland, OR 97210-3253
Registry dates
- Enumerated
- 2007-07-02
- Last updated
- 2012-07-17
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.