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

Matthew Clay Upshaw, DO

Individual provider Family Medicine Physician · NPI 1407842487

Matthew Clay Upshaw, DO is a Family Practice in Clackamas, Oregon. Graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1998, 28 years ago. Practices with Kaiser Foundation Health Plan of the Northwest, a 1,811-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon and Washington.

Years since qualifying
28
Trained at
Des Moines University of Osteopathic Medicine and Health Sciences
Licensed in
OR, WA
In the registry since
2005
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

10100 SE Sunnyside Rd
Clackamas, OR 97015-8970
Phone: (800) 813-2000
Show map & directions

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

Additional practice locations (1)

  • 400 Ne Roberts Ave, Gresham, OR 97030-7464 — (503) 665-9144

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence DO21884 (OR)
Family Medicine Physician Taxonomy 207Q00000X · Licence OP60758493 (WA)

Record details

NPI number1407842487
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 23, 2005
Last updated in NPPESMarch 18, 2026
Certification dateMarch 18, 2026
Mailing address500 Ne Multnomah St Ste 100, Portland, OR 97232-2031

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolDES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES
Graduated 1998 (28 years in practice)
Group practice Kaiser Foundation Health Plan Of The Northwest — 1811 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

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