Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MRS. NANCY K ERWIN NP
NPI 1205835527
Registered Nurse in Peoria, IL

Active since July 19, 2005
8940 N WOOD SAGE RD, PEORIA, IL 61615(309) 243-3000(309) 243-3050 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

About Mrs. Nancy K Erwin Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. NANCY K ERWIN NP (NPI 1205835527) is an individual registered nurse in Peoria, Illinois and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1205835527
Entity TypeIndividualFemale
Primary Taxonomy163W00000X
Provider Legal NameMRS. NANCY K ERWINCredential: NP
Location Address8940 N WOOD SAGE RDPeoria, IL 61615-7822
Mailing Address8940 N Wood Sage RdPeoria, IL 61615-7822 · (309) 243-3000 · Fax (309) 243-3050
Fax(309) 243-3050
Sole ProprietorNo
Enumeration DateJuly 19, 2005
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPI 1205835527 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
Also ListedNurse PractitionerTaxonomy 363L00000X
8940 N WOOD SAGE RD, Peoria, IL 61615

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Clinical Nurse Specialist
8940 N WOOD SAGE RD
PEORIA, IL 61615
Registered Nurse
8940 N WOOD SAGE RD
PEORIA, IL 61615
Internal Medicine (Hematology & Oncology)
8940 N WOOD SAGE RD
PEORIA, IL 61615
Pharmacy (Community/Retail Pharmacy)
8940 N WOOD SAGE RD
PEORIA, IL 61615
Internal Medicine (Hematology & Oncology)
8940 N WOOD SAGE RD
PEORIA, IL 61615
Internal Medicine (Hematology & Oncology)
8940 N WOOD SAGE RD
PEORIA, IL 61615
Internal Medicine (Hematology & Oncology)
8940 N WOOD SAGE RD
PEORIA, IL 61615
Clinical Nurse Specialist
8940 N WOOD SAGE RD
PEORIA, IL 61615

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nancy Erwin's NPI number?

The NPI number for Nancy Erwin is 1205835527. It was assigned to this individual provider in the NPPES registry on July 19, 2005.

Where is Nancy Erwin located?

Nancy Erwin practices at 8940 N Wood Sage Rd, Peoria, IL 61615. The listed phone number is (309) 243-3000.

What is Nancy Erwin's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

When was this NPI record last updated?

The NPPES record for Nancy Erwin was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.