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

Dr. Michael Long Trieu, MD

Individual provider Child & Adolescent Psychiatry Physician · NPI 1538280508

Dr. Michael Long Trieu, MD is a Child & Adolescent Psychiatry Physician in Portland, Oregon. Licensed in Massachusetts and Oregon. Registered with an NPI since 2007.

Licensed in
MA, OR
In the registry since
2007
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

1225 NE 2nd Ave
Portland, OR 97232-2003
Phone: (503) 944-8000
Fax: (503) 944-8011
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Child & Adolescent Psychiatry Physician (primary) Taxonomy 2084P0804X · Licence MD186707 (OR)
Child & Adolescent Psychiatry Physician Taxonomy 2084P0804X · Licence 239402 (MA)

Record details

NPI number1538280508
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2007
Last updated in NPPESSeptember 6, 2018
Mailing addressPo Box 4399, Portland, OR 97208-4399

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