Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Rosa Arechiga, RN
Registered Nurse in Newark, CA · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649554171
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Registry record
Entity type Individual (Type 1)
Name Rosa Arechiga
Credential RN
Sex Female
Practice address 6074 Rockrose Dr, Newark, CA, 94560
Phone (510) 793-2178
Enumeration date Oct 3, 2011
Last updated in NPPES Oct 3, 2011
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
Where does Rosa Arechiga practice?
The practice location on file with NPPES is in Newark, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Rosa Arechiga?
The National Provider Identifier (NPI) for Rosa Arechiga is 1649554171, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-10-03.