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Walter Ryan III, DO, Allergy & Immunology, Nashua, NH, Broward Health Coral Springs


Allergy & Immunology Nashua, NH

Asthma & Allergic Conditions, Pediatric Asthma & Allergic Conditions, Clinical & Laboratory Immunology

Physician at Dartmouth Hitchcock

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  • Dr. Walter Ryan is an allergist/immunologist in Nashua, NH He received his medical degree from Nova Southeastern University College of Osteopathic Medicine and has been in practice 24 years. He specializes in asthma & allergic conditions, pediatric asthma & allergic conditions, and clinical & laboratory immunology.

Education & Training

  • University at Buffalo
    University at BuffaloFellowship, Allergy and Immunology, 1996 - 1998
  • UMass Chan Medical School
    UMass Chan Medical SchoolResidency, Internal Medicine, 1994 - 1996
  • Tulane University
    Tulane UniversityInternship, Internal Medicine, 1993 - 1994
  • Nova Southeastern University College of Osteopathic Medicine
    Nova Southeastern University College of Osteopathic MedicineClass of 1993

Certifications & Licensure

  • FL State Medical License
    FL State License 2007 - 2026
  • NH State Medical License
    NH State License 2023 - 2025
  • MA State Medical License
    MA State License 2001 - 2009
  • MN State Medical License
    MN State License 1998 - 2002
  • LA State Medical License
    LA State License 1994 - 1994
  • American Board of Allergy and Immunology Allergy & Immunology

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification Practice Fusion EHR, Practice Fusion, Inc., 2013
  • Fellow (FAAAAI) American Academy of Allergy Asthma and Immunology

Publications & Presentations

Journal Articles

  • Nanofiltered C1 inhibitor concentrate for treatment of hereditary angioedema  
    Zuraw BL, Busse PJ, White M, Jacobs J, Lumry W, Baker J, Craig T, Grant JA, Hurewitz D, Bielory L, Cartwright WE, Koleilat M, Ryan W, Schaefer O, Manning M, Patel P, B..., N Engl J Med, 8/5/2010

Professional Memberships

Hospital Affiliations