Ellen Michaelson MD PC
NPI 1245437110 · Hematology (Internal Medicine) Physician · Portland, OR
Ellen Michaelson MD PC is a Hematology (Internal Medicine) Physician organization in Portland, OR (NPI 1245437110).
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
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2007-07-02
- Last updated
- 2012-07-17
Frequently asked questions
- What is Ellen Michaelson MD PC's NPI number?
- Ellen Michaelson MD PC's National Provider Identifier (NPI) is 1245437110, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ellen Michaelson MD PC?
- Ellen Michaelson MD PC is classified in the NPPES registry as Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Michaelson MD PC located?
- Ellen Michaelson MD PC's practice location on file with NPPES is 2456 Nw Northrup St, Portland, OR 97210-3253.
- What is Ellen Michaelson MD PC's phone number?
- The practice phone number listed in the NPPES registry for Ellen Michaelson MD PC is (503) 274-0045.
- Who is the authorized official for Ellen Michaelson MD PC?
- The authorized official listed on Ellen Michaelson MD PC's NPPES record is Ellen Michaelson, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ellen Michaelson MD PC's NPI active?
- Yes — Ellen Michaelson MD PC's NPI (1245437110) is active in the NPPES registry as of the last update on 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.