Registered Nurse - Diabetes Educators in Castro Valley, CA
Browse 3 Registered Nurse - Diabetes Educator providers listed in NPPES with a practice address in Castro Valley, California.
How Castro Valley compares with the U.S.
3 active clinicians in Registered Nurse - Diabetes Educator list a practice address in Castro Valley, CA in the NPI registry.
With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.
None of the clinicians in Registered Nurse - Diabetes Educator in Castro Valley are listed in the CMS Medicare file.
These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.
Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com · Methodology
Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.
Carol Ann Choy , RN, CDE
Registered Nurse - Diabetes Educator
Ginelle Christine Healy , RN, CDE
Registered Nurse - Diabetes Educator
Lisa Gaye Quan , RN BSN CDE
Registered Nurse - Diabetes Educator
Frequently Asked Questions about Registered Nurse - Diabetes Educator in Castro Valley
Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.
This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.