Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Guadalupe Martinez Diaz
Registered Nurse in El Paso, TX · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1619736444
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Registry record
Entity type Individual (Type 1)
Name Guadalupe Martinez Diaz
Sex Female
Practice address 1810 Murchison Dr Ste 104, El Paso, TX, 79902
Phone (281) 888-8999
Fax (281) 305-4054
Enumeration date Mar 14, 2024
Last updated in NPPES Jun 8, 2026
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 Guadalupe Martinez Diaz?
The National Provider Identifier (NPI) for Guadalupe Martinez Diaz is 1619736444, a Type 1 (individual) record in the CMS NPPES registry.
Where does Guadalupe Martinez Diaz practice?
The practice location on file with NPPES is in El Paso, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-08.