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

Randolph E Peterson, MD

Individual provider Orthopaedic Surgery Physician · NPI 1669461364

Randolph E Peterson, MD is an Orthopaedic Surgery Physician in Ontario, Oregon. Practices as a sole proprietor. Licensed in Oregon.

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

840 SW 4th Ave
Ontario, OR 97914-2627
Phone: (541) 889-2899
Fax: (541) 889-2883
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 19969 (OR)

Record details

NPI number1669461364
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 17, 2005
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 1460, Ontario, OR 97914-1066

Other providers in Ontario