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Areas of Expertise

  • Adult Asthma
  • Adult Food Allergy / Anaphylaxis
  • Adult Immunodeficiency (Not HIV)
  • Adult Urticaria / Angioedema
  • Allergy / Immunology
  • Allergy and Immunology
  • Mastocytosis

Location

Languages

  • English
  • Portuguese
  • Spanish

Education

  • Doctor of Medicine - Ohio State University, 1997
  • Internship - Scripps Mercy Hospital, 1998
  • Residency - Scripps Mercy Hospital, 2000
  • Fellowship - Scripps Clinic and Research Foundation, 2002

Board Certifications

  • Allergy and Immunology - American Board of Allergy and Immunology, 2003

Patient Comments

Patient Comments are gathered from the Press Ganey Patient Experience Survey and displayed in full. Patients are not identified in order to respect patient privacy.
Dr. Fahrenholz is a very good doctor
September 29, 2025
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Felt very dismissed and that my health concerns were not a problem
September 22, 2025
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I love knowing that I'm a patient there not a number. Makes a huge difference
September 15, 2025
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Dr Fahrenholz is an exceptional physician in every way. He addressed all my issues and concerns. Highly recommend.
August 13, 2025
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This was a follow up and everything was great.
August 7, 2025
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I always know my doctor has my best interest at heart.
July 9, 2025
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Exceptional understanding and superior communication skills.
July 7, 2025
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Doc F is the best doc. He listens and brainstorms with me.
July 7, 2025
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He's fabulous
July 3, 2025
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