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

Dr. Michael Shihjay Chen, MD

Individual provider Family Medicine Physician · NPI 1023005410

Dr. Michael Shihjay Chen, MD is a Family Practice in Tigard, Oregon. Graduated from University of Missouri, Columbia School of Medicine in 2000, 26 years ago. Practices with One Medical Group Inc, a 328-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon.

Years since qualifying
26
Trained at
University of Missouri, Columbia School of Medicine
Licensed in
OR
In the registry since
2005
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

9250 SW Hall Blvd
Tigard, OR 97223-6721
Phone: (503) 221-0161
Fax: (503) 452-3200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD24492 (OR)

Record details

NPI number1023005410
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 30, 2005
Last updated in NPPESAugust 27, 2018
Mailing address9450 Sw Barnes Rd, Ste 100, Portland, OR 97225-6642

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated 2000 (26 years in practice)
Group practice One Medical Group Inc — 328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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