NPI Portal NPI Lookup & Verification

Registered Nurse in Waterloo, IL

9 active Registered Nurse providers practice in Waterloo, Illinois according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Registered Nurse providers in Waterloo, IL
NPI Name Type Specialty Location
1932983442 Angela Shinn Individual Psychiatric/Mental Health Registered Nurse Waterloo, IL
1841166857 Collette O'Leary Individual Registered Nurse Waterloo, IL
1780273771 Deanna Pratt Individual Registered Nurse Waterloo, IL
1972298313 Jan Armbruster Individual School Registered Nurse Waterloo, IL
1356118160 Jenna Alfeldt Individual Critical Care Medicine Registered Nurse Waterloo, IL
1558215632 Kristina Jung Individual Inpatient Obstetric Registered Nurse Waterloo, IL
1184387227 Larry Parsley Individual Psychiatric/Mental Health Registered Nurse Waterloo, IL
1043364714 Mary Klein Individual Registered Nurse Waterloo, IL
1720124258 Tanya Durrer Individual Psychiatric/Mental Health Registered Nurse Waterloo, IL

Frequently asked questions

How many Registered Nurse providers are in Waterloo, IL?
The latest NPPES snapshot lists 9 active Registered Nurse providers with a practice address in Waterloo, Illinois.
How do I check a Registered Nurse provider's NPI in Waterloo?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.