Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexandra L Mackay, DPT

Physical Therapist in Tucson, AZ · enumerated 2015 · practices at Physio Shop Tucson LLC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1598120396

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Registry record

Entity type Individual (Type 1)

Name Alexandra L Mackay

Credential DPT

Sex Female

Practice address 6011 N Oracle Rd Ste 151, Tucson, AZ, 85704

Phone (520) 561-0101

Fax (520) 844-6414

Enumeration date Dec 21, 2015

Last updated in NPPES Nov 7, 2024

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5097 (OK) Secondary

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT025569 (PA) Primary

DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession. About the DPT credential

Other identifiers

Identifier	Type	State	Issuer
1032527570002	Medicaid	PA	-

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Alexandra Mackay?

The National Provider Identifier (NPI) for Alexandra Mackay is 1598120396, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexandra Mackay practice?

The practice location on file with NPPES is in Tucson, AZ. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-11-07.