Individual provider · Type 1 NPI

Clayton M. Smiley, MD

Nephrology Physician · Portland, OR

NPI number 1679544431 Active

Practice location

1130 NW 22nd Avenue, Ste 640
Portland, OR 97210-2900

Fax (503) 274-4867

Mailing address

PO Box 3068
Portland, OR 97208-3068

Other practice locations

  • 925 Commercial Street SE, Ste 110, Salem, OR 97302 · (503) 967-6670
  • 8050 SW Warm Springs Street, Ste 150, Tualatin, OR 97062 · (503) 692-7971

Specialties and licenses

TaxonomyCodeLicense
Nephrology Physician 207RN0300XMD00048170 (WA)
Nephrology Physician Primary 207RN0300XMD27251 (OR)

Nephrology Physician: An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

3 other providers at this address

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About NPI 1679544431

Clayton M. Smiley, MD's National Provider Identifier is 1679544431, issued on Jan 30, 2006. The primary taxonomy on file is Nephrology Physician (207RN0300X), and the practice location is in Portland, OR. The record was last updated on Sep 25, 2025.