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

Michael H Walczyk, MD

Individual provider Nephrology Physician · NPI 1871562892

Michael H Walczyk, MD is a Nephrology Physician in Portland, Oregon. Works from 3 locations. Licensed in Hawaii, Oregon and Washington.

Licensed in
HI, OR, WA
In the registry since
2006
Specialties on file
3
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

1130 NW 22nd Ave Ste 400
Portland, OR 97210-2971
Phone: (503) 413-6722
Fax: (503) 413-6563
Show map & directions

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

Additional practice locations (2)

  • 75 Puuhonu Pl Ste 100, Hilo, HI 96720-2000 — (808) 935-8647
  • 1130 Nw 22nd Ave Ste 640, Portland, OR 97210-2993 — (503) 229-7976

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 13217 (OR)
Nephrology Physician Taxonomy 207RN0300X · Licence 23874 (WA)
Nephrology Physician Taxonomy 207RN0300X · Licence MD19676 (HI)

Record details

NPI number1871562892
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2006
Last updated in NPPESJanuary 14, 2020
Certification dateJanuary 14, 2020
Mailing addressPo Box 4037, Portland, OR 97208-4037

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