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

Samuel Joseph Buffington Roberts, DO

Individual provider Nephrology Physician · NPI 1831775220

Samuel Joseph Buffington Roberts, DO is a Nephrology in Portland, Oregon. Graduated from Arizona College of Osteopathic Medicine Mid Western University in 2021, 5 years ago. Licensed in Oregon.

Years since qualifying
5
Trained at
Arizona College of Osteopathic Medicine Mid Western University
Licensed in
OR
In the registry since
2021
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone: (503) 494-3442
Fax: (503) 494-5330
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence DO230783 (OR)

Record details

NPI number1831775220
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 24, 2021
Last updated in NPPESJuly 29, 2026
Certification dateJuly 29, 2026
Mailing address3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolARIZONA COLLEGE OF OSTEOPATHIC MEDICINE MID WESTERN UNIVERSITY
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

Other providers in Portland