Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Andrea C. Ruiz, RN
Registered Nurse in Oakland, CA · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1437005972
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Andrea C. Ruiz
Credential RN
Sex Female
Practice address 3451 E 12th St, Oakland, CA, 94601
Phone (510) 535-3500
Enumeration date Mar 6, 2026
Last updated in NPPES Mar 6, 2026
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN credential
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 is the NPI number for Andrea Ruiz?
The National Provider Identifier (NPI) for Andrea Ruiz is 1437005972, a Type 1 (individual) record in the CMS NPPES registry.
Where does Andrea Ruiz practice?
The practice location on file with NPPES is in Oakland, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → La Clinica De La Raza Inc Federally Qualified Health Center (FQHC) · Oakland, CA NPI 1144336181 Margaret Payne Pediatrics Physician · Oakland, CA NPI 1346343464 Paul Bayard Family Medicine Physician · Oakland, CA NPI 1922101237 Susana Praver Medical Physician Assistant · Oakland, CA NPI 1255434452 David Ferrazares Pediatrics Physician · Oakland, CA NPI 1669576294 Christine Fratino Family Medicine Physician · Oakland, CA NPI 1841398542 Dolly Davar Pharmacist · Oakland, CA NPI 1396839221 Prasanthi Paladugu Pharmacist · Oakland, CA NPI 1326132267
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-06.