NPI Portal NPI Lookup & Verification

Registered Nurse in Orange, CA

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

Registered Nurse providers in Orange, CA
NPI Name Type Specialty Location
1235270398 Angela Higgins Individual Registered Nurse First Assistant Orange, CA
1609087261 Beverly Walti Individual Neonatal Intensive Care Registered Nurse Orange, CA
1972672913 Brenda Diaz Individual Registered Nurse Orange, CA
1881876381 Carla Estrada Individual Community Health Registered Nurse Orange, CA
1427135615 Carol Pingle Individual Diabetes Educator Registered Nurse Orange, CA
1801084991 Cathleen Hjorth Individual Registered Nurse First Assistant Orange, CA
1467633925 Cecile Truong Individual Community Health Registered Nurse Orange, CA
1972680171 Cynthia Porco Individual Diabetes Educator Registered Nurse Orange, CA
1679777882 Debbie Sunstrong Individual Ambulatory Women's Health Care Registered Nurse Orange, CA
1710014923 Doreen Robinson Individual Registered Nurse Orange, CA
1700067287 Eleanor Forrest Individual Community Health Registered Nurse Orange, CA
1992862288 Jose Olmos Individual Registered Nurse Orange, CA
1912084104 Klavdia Steffel Individual Diabetes Educator Registered Nurse Orange, CA
1891975678 Leeann Bailey Individual Community Health Registered Nurse Orange, CA
1629168174 Lilly Matveyenko Individual Registered Nurse Orange, CA
1407037989 Lorena Hermogeno Individual Community Health Registered Nurse Orange, CA
1629259106 Maria Lagat Individual Community Health Registered Nurse Orange, CA
1982885463 Maryagatha Okpala Individual Community Health Registered Nurse Orange, CA
1306041256 Robin Ketchum Individual Critical Care Medicine Registered Nurse Orange, CA
1710096946 Sally Waite Individual Registered Nurse Orange, CA
1851572390 Sandra Asche Individual Community Health Registered Nurse Orange, CA
1679650865 Sonia Valdez Individual Diabetes Educator Registered Nurse Orange, CA
1902996366 Talat Khoshnoud Individual Registered Nurse Orange, CA

Frequently asked questions

How many Registered Nurse providers are in Orange, CA?
The latest NPPES snapshot lists 221 active Registered Nurse providers with a practice address in Orange, California.
How do I check a Registered Nurse provider's NPI in Orange?
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.