Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Southwest Allergy Institute PLLC

Organization Allergy & Immunology Physician · NPI 1295605335

Southwest Allergy Institute PLLC is an Allergy & Immunology Physician in Phoenix, Arizona. Works from 2 locations. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1328 E Marconi Ave
Phoenix, AZ 85022-3235
Phone: (602) 349-0929
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 8877 W Union Hills Dr Ste 200, Peoria, AZ 85382-3016 — (602) 349-0929

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X

Record details

NPI number1295605335
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jacob Maddux — Md · (602) 349-0929
NPI enumeratedNovember 5, 2025
Last updated in NPPESAugust 6, 2026
Certification dateAugust 6, 2026
Mailing address198877 W Union Hills Dr, Suite 200, Peoria, AZ 85382

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