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

Katharine Mae Willen, APRN

Individual provider Family Nurse Practitioner · NPI 1841976701

Katharine Mae Willen, APRN is a Family Nurse Practitioner in Dayton, Ohio. Works from 2 locations. Licensed in Ohio.

Licensed in
OH
In the registry since
2023
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

1 Childrens Plz
Dayton, OH 45404-1815
Phone: (937) 641-4000
Fax: (937) 641-4500
Show map & directions

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

Additional practice locations (1)

  • 3333 W Tech Rd, Miamisburg, OH 45342-0955 — (937) 641-4000

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence APRN.CNP.0034109 (OH)

Record details

NPI number1841976701
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedJune 26, 2023
Last updated in NPPESJanuary 5, 2026
Certification dateJanuary 5, 2026

Other providers in Dayton