> > > > Dr. Tad Johnson, MD
Dr. Tad Mark Johnson MD is a male Allergist & Immunologist, has 28 years of experience and practices in Pediatrics and Allergy & Immunology.
Video profile
Dr. Tad Johnson has 10 office locations.
Juneau Town
Allergy & Asthma Clinic Wisconsin
324 E Wisconsin Ave
Ste 900
Milwaukee, WI 53202

Phone Number
Locations and availability (10)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Tad Johnson, MD is board certified in Allergy & Immunology and Pediatrics.

  • He has special expertise in 9 areas:
  • Allergy
  • Anaphylaxis
  • Asthma
  • Atopic Dermatitis
  • Drug Allergy
  • Eczema
  • Food Allergy (Hypersensitivity)
  • Immunotherapy
  • Latex Allergy (Latex Hypersensitivity)

Education & Awards

Dr. Johnson graduated from Mayo Medical School, Rochester.


Dr. Johnson has 22 hospital affiliations:

  • Columbia Hospital, Inc. 
  • St. Joseph's Hospital-Milwaukee 

Accepted Insurance Plans

Dr. Johnson accepts these health insurances in at least one office:

  • United Healthcare - 2 plans
  • Great-West Healthcare - 2 plans
  • Medica Health Plans - 2 plans
  • Anthem - 2 plans
  • Evercare - 2 plans
  • Cigna - 3 plans
  • Humana - 2 plans
  • Managed Health Services - 1 plan


  • Spanish

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Additional Information
Where does Dr. Tad M. Johnson practice?
Dr. Tad Johnson practices Pediatrics and Allergy & Immunology near Milwaukee, WI.
Additional practice locations include: Mequon, WI and Franklin, WI.
See Milwaukee Pediatricians and Milwaukee Allergists.