McFarland Clinic

Jason Cascio, MD, PhD

Accepting New Patients


Primary Clinic

1215 Duff Avenue Office

1215 Duff Ave
Ames, IA 50010

Location Details on 1215 Duff Avenue Office

Also Sees Patients In

Ankeny Specialty Services

1605 SE Delaware Ave, Suite L
Ankeny, IA 50021

Location Details on Ankeny Specialty Services

Iowa Specialty Hospital

1316 South Main Street
Clarion, IA 50525

Location Details on Iowa Specialty Hospital

Patient Testimonials


Medical Interests

  • Allergy testing and treatment
  • Allergy shots
  • Immune deficiency diseases and disorders
  • Asthma
  • Atopic dermatitis (eczema)
  • Hives
  • Angioedema
  • Allergic rhinitis
  • Sinusitis
  • Food allergy
  • Drug allergy

Joined McFarland Clinic

August 2022

Education & Professional Certification


  • American Board of Allergy and Immunology
  • Basic Life Support
  • American Board of Internal Medicine


Knox College, Galesburg, Illinois

  • Bachelor of Science, Biology

University of Missouri, Columbia, Missouri

  • Doctor of Philosophy, Immunology

Loyola University, Chicago, Illinois

  • Medical Doctorate


University of Iowa, Iowa City, Iowa

  • Internal Medicine Residency


University of Iowa, Iowa City, Iowa

  • Allergy/Immunology Fellowship

Professional Societies

  • Clinical Immunology Society
  • American College of Allergy, Asthma, and Immunology
  • American Academy of Allergy, Asthma, and Immunology
  • American College of Physicians
  • The Alpha Omega Alpha Honor Society
  • American Medical Association
  • Iowa Society of Allergy, Asthma, and Immunology

Professional & Personal Interests

Hobbies and Personal Interests

Running, home brewing, theatre, ultimate frisbee, and spending time with family. 

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