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

Dr. Michael John Barrett, MD

Individual provider Allergy & Immunology Physician · NPI 1497868145

Dr. Michael John Barrett, MD is an Allergy & Immunology Physician in Tigard, Oregon. Practices as a sole proprietor. Licensed in Oregon and Washington.

Licensed in
OR, WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

9735 SW Shady Ln Ste 102
Tigard, OR 97223-5481
Phone: (503) 620-5614
Fax: (503) 598-4688
Show map & directions

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

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence OR MD16160 (OR)
Allergy & Immunology Physician Taxonomy 207K00000X · Licence WA MD00027120 (WA)

Record details

NPI number1497868145
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 16, 2006
Last updated in NPPESOctober 27, 2016