Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Katharine Windriver Ross, PA-C
Physician Assistant in Peoria, AZ · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1053036962
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Katharine Windriver Ross
Credential PA-C
Sex Female
Practice address 13634 N 93rd Ave Ste 300, Peoria, AZ, 85381
Phone (623) 815-2484
Fax (623) 815-2483
Enumeration date Oct 4, 2022
Last updated in NPPES Dec 29, 2022
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What specialty is Katharine Ross?
Katharine Ross is registered in NPPES with the primary taxonomy of Physician Assistant. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
Other providers at this practice address
Browse all → Amarnauth Singh Clinical Cardiac Electrophysiology Physician · Peoria, AZ NPI 1639170764 Ashim Aggarwal Interventional Cardiology Physician · Peoria, AZ NPI 1558553016 Mohamad Hemu Interventional Cardiology Physician · Peoria, AZ NPI 1366970931 Allison Olshove Physician Assistant · Peoria, AZ NPI 1245825769 Wei Wang Family Nurse Practitioner · Peoria, AZ NPI 1497330849 Travis Nye Family Nurse Practitioner · Peoria, AZ NPI 1922836782
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-29.