Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Melanie Catherine Diaz
Nurse's Aide in San Antonio, TX · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1669367306
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Registry record
Entity type Individual (Type 1)
Name Melanie Catherine Diaz
Sex Female
Practice address 11200 Perrin Beitel Rd Apt Perrin, San Antonio, TX, 78217
Phone (726) 582-3176
Fax (726) 582-3176
Enumeration date Jun 12, 2025
Last updated in NPPES Jun 12, 2025
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 is the NPI number for Melanie Diaz?
The National Provider Identifier (NPI) for Melanie Diaz is 1669367306, a Type 1 (individual) record in the CMS NPPES registry.
Where does Melanie Diaz practice?
The practice location on file with NPPES is in San Antonio, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-06-12.