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

Katherine Masterton, APRN, CNP

Individual provider Acute Care Nurse Practitioner · NPI 1891433785

Katherine Masterton, APRN, CNP is a Nurse Practitioner in Warrenville, Illinois. Graduated from Rush Medical College of Rush University in 2021, 5 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
5
Trained at
Rush Medical College of Rush University
Licensed in
IL
In the registry since
2022
Specialties on file
2
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

4405 Weaver Pkwy
Warrenville, IL 60555-3269
Phone: (630) 352-5450
Fax: (630) 352-5499
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 209024984 (IL)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence 209024984 (IL)

Record details

NPI number1891433785
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN , CNP
Sole proprietorNo
NPI enumeratedMay 22, 2022
Last updated in NPPESFebruary 5, 2025
Certification dateFebruary 5, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 2021 (5 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations10 on file with Medicare