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

Stefanie Jo O'Sullivan, RN

Individual provider Registered Nurse · NPI 1457812059

Stefanie Jo O'Sullivan, RN is a Nurse Practitioner in Waupaca, Wisconsin. Qualified in 2025, 1 year ago. Practices with Thedacare, Incorporated, a 654-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
1
Licensed in
WI
In the registry since
2019
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

710 Riverside Dr
Waupaca, WI 54981-1941
Phone: (920) 850-1205
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 16736-33 (WI)
Registered Nurse Taxonomy 163W00000X · Licence 242332 (WI)

Record details

NPI number1457812059
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedMarch 27, 2019
Last updated in NPPESJune 19, 2025
Certification dateJune 19, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Thedacare, Incorporated — 654 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Waupaca