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

Dr. Ryan B Marendiuk, DNP

Individual provider Administrator Registered Nurse · NPI 1093965816

Dr. Ryan B Marendiuk, DNP is an Administrator Registered Nurse in Fond Du Lac, Wisconsin. Works from 4 locations. Licensed in Hawaii, Idaho and Wisconsin.

Licensed in
HI, ID, WI
In the registry since
2008
Specialties on file
4
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.

See every abbreviation used in this directory →

Practice location Address checks out

430 E Division St
Fond Du Lac, WI 54935-4560
Phone: (920) 926-4200
Fax: (920) 926-8933
Show map & directions

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

Additional practice locations (3)

  • 3726 E Mullan Ave, Post Falls, ID 83854-9852 — (208) 777-2489
  • 845 Parkside St, Ripon, WI 54971-8505 — (920) 926-4200
  • 620 W Brown St, Waupun, WI 53963-1702 — (920) 324-7600

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 13689-33 (WI)
Administrator Registered Nurse Taxonomy 163WA2000X · Licence 48298 (HI)
Nurse Practitioner Taxonomy 363L00000X · Licence 13689-33 (WI)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence 27171 (ID)

Record details

NPI number1093965816
Entity typeIndividual (Type 1)
GenderMale
Credentials DNP
Sole proprietorNo
NPI enumeratedSeptember 29, 2008
Last updated in NPPESMay 22, 2023
Certification dateMay 11, 2023