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

Ellen P Duplain, MD

Individual provider Internal Medicine Physician · NPI 1225066301

Ellen P Duplain, MD is an Internal Medicine in Portland, Oregon. Qualified in 2000, 26 years ago. Practices with Legacy Clinics LLC, a 718-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
26
Licensed in
OR
In the registry since
2006
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

10000 SE Main St Ste 205
Portland, OR 97216-2448
Phone: (503) 261-6985
Fax: (503) 261-6790
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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 MD24340 (OR)

Record details

NPI number1225066301
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Legacy Clinics Llc — 718 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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