Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Madelyn Rose Fernandez
Behavior Technician in Tucson, AZ · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1679231005
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Registry record
Entity type Individual (Type 1)
Name Madelyn Rose Fernandez
Sex Female
Practice address 8770 N Thornydale Rd, Tucson, AZ, 85742
Phone (520) 526-0050
Enumeration date Dec 2, 2021
Last updated in NPPES Dec 2, 2021
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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Madelyn Fernandez?
Madelyn Fernandez is registered in NPPES with the primary taxonomy of Behavior Technician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-02.