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Specialties
- Allergy
- Allergy and Clinical Immunology
- Allergic and Non-Allergic Rhinitis
- Allergic Skin Diseases
- Clinical Immunology/Immunodeficiency
- Environmental Allergy
- Pediatric Immunology
Board Certification
American Board of Allergy & ImmunologyAmerican Board of Pediatrics (Pediatrics)Patient Rating
4.9 /5( out of 163 reviews )The patient rating score is an average of all responses on our patient experience survey. The rating averages scores for all questions about care from our providers.
The scale on which responses are measured is 1 to 5 with 5 being the best score.
Patient Comments
Patient comments are gathered from our patient experience survey and displayed in their entirety. For the convenience of our visitors, some patient comments have been translated from their original language into English while preserving their original meaning as accurately as possible. Patients are de-identified for confidentiality and patient privacy.
December 13, 2025MIDVALLEYWonderful source for information
November 23, 2025MIDVALLEYDr Duffey has been phenomenal. She is so informative, professional and kind. She takes her time and is great at explaining things. She takes her time with us. Her office is efficient and we never have to wait long. Would highly recommend.
November 14, 2025SUGAR HOUSE HEALTH CENTERI would recommend Dr. Duffey to anyone suffering allergy problems for treatment based upon how she has treated me
October 26, 2025MIDVALLEYWould recommend anyone needing allergy treatment to her! Knowledgeable and awesome to work with.
September 11, 2025SUGAR HOUSE HEALTH CENTERShe is amazing'very caring and knowledgeable
July 19, 2025MIDVALLEYProvided a chance to ask questions and provided credible information. Explained and clarified several areas that I was confused about.
June 20, 2025SUGAR HOUSE HEALTH CENTERShe is very knowledgeable and very patient in explaining the condition and the treatment. I really appreciate how timely I obtained an appointment.
June 07, 2025MIDVALLEYMy whole family sees Dr. Duffy. She just has such a positive attitude. We call ourselves Duffyites because we all see her.
May 04, 2025MIDVALLEYI am very grateful for the good work, professionalism, and attention of Dr. Hannah Christine Daffey MD for how much she has helped my daughter. Thank you. [TRANSLATED]
April 30, 2025MIDVALLEYVery nice and informative
April 18, 2025MIDVALLEYVery specific [TRANSLATED]
April 09, 2025MIDVALLEYDr. Duffey was so nice and easy to talk to. I didn't feel like my concerns were little. Her and her nurse were amazing. Thank you for such great care of my daughter.
April 02, 2025MIDVALLEYIt was a good experience and with respect, thank you. [TRANSLATED]
March 24, 2025MIDVALLEYGreat doctor. Very engaged. You can tell she is passionate about what she does
February 26, 2025MIDVALLEYListened to us and helped figure out options.
February 20, 2025SUGAR HOUSE HEALTH CENTERHanna truly cares about our health issues
February 13, 2025SUGAR HOUSE HEALTH CENTERDr Duffey was SUPER knowledgeable about the connection between allergies and their connection to my asthma, in addition to knowing a lot about treatments for my asthma. It was such a relieve for me to have found her in my asthma treatment trajectory, which has had previous doctors who weren't really helpful. She's sharp, great communicator, professional, more than what one can ask from a doctor, honestly. 1000% recommend her
February 11, 2025MIDVALLEYDr. Duffey reviews his past medical treatment from immunology and the other specialties where he is a patient. She talk about his treatment so he will have the best possible outcome for his health. She is professional, knowledgeable, and explains why she is making the decisions she does. She is very thorough at the visit. I trust her as my sons doctor.
January 05, 2025MIDVALLEYA very personable doctor.
January 05, 2025MIDVALLEYDr. Duffey has been a great find for me, after my prior physician retired. She is patient and thorough and explores options after considering my input.
December 29, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr Duffy is very caring and professional however there is little she can offer for eoe patients.
December 15, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERI already made this statement. I appreciated her attentive care and treatment!
December 13, 2024SUGAR HOUSE HEALTH CENTERDr. Duffey found a heart murmur and reacted quickly to my health concerns. I feel very comfortable with her care and the team around here. Give them all 10+
November 30, 2024EXTERNAL SITEDr. Duffey is incredibly knowledgeable. She put my mind at ease regarding many of my child's symptoms. She included us when making decisions, and listened to our concerns with a kindness that is hard to find among doctors. I would highly recommend her to anyone dealing with allergies of any kind!
November 21, 2024SUGAR HOUSE HEALTH CENTERDr. Duffey is an amazing and knowledgeable physician! She is kind, compassionate, and always makes sure we understand the next steps in our daughter's care plan. We are so thankful to have her as our daughter's allergist!
November 13, 2024SUGAR HOUSE HEALTH CENTERvery knowledgeable about HAE - a condition that is very rare. And offered excellent suggestions for treatement and medications.
October 31, 2024SUGAR HOUSE HEALTH CENTERDr. Duffey was diligent in exhausting every method to confirm my allergy. She explained all the options and their limitations, taking time to ensure I fully understood how to manage my food allergy moving forward.
October 06, 2024SUGAR HOUSE HEALTH CENTERDr. Duffey is very caring. She takes her time to explain things. I did not feel like she was rushing at all. She's an excellent clinician.
September 08, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr. Duffey was kind, patient, and understanding. She went over all my worries and was sure to give attention to all of my symptoms and test results. She didn't rush me and took the time to talk with me about all the possible diagnoses and treatments. She was one of the most caring and thorough doctors I've ever visited.
September 06, 2024EXTERNAL SITEDr. Duffey takes excellent care of my son, and she is very mindful and compassionate about my anxieties as the mother of a child with multiple food allergies.
July 09, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr. Duffey listened to my concerns and was very helpful in setting up a treatment plan.
July 06, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr. Duffey was the first allergist who takes the time to explaining my symptoms and treatment options in a way that makes sense to me. She is knowledgeable, passionate about what she does and show genuine care.
July 04, 2024SUGAR HOUSE HEALTH CENTERGreat Dr. easy to work with, explains what is going on and needed.
July 03, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr Duffey is an excellent doctor, I would highly recommend her. Also, her MA Lyn is great!
June 08, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERShe listen to my nine year old son and answered his question along with any my husband or I had.
May 13, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr Duffey was fantastic. I felt very comfortable with her and her positive personality. I can't recommend her enough.
May 11, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr. Hannah is amazing! She listened and truly cares!
April 12, 2024EXTERNAL SITEDr. Duffey was great! She is very knowledgeable in her field and she was very kind and caring
April 12, 2024SUGAR HOUSE HEALTH CENTERBest allergy doctor I've had. She truly cares.
April 11, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERAsked several questions about environmental contributors for allergies.
April 10, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr. Duffey is a great care provider. She listens to understand and fully includes me in my healthcare.
April 08, 2024SUGAR HOUSE HEALTH CENTERDr. Hannah was great. She smiles and listen carefully to everything politely. It is great to have such a defecated DR. Keep the great work.
April 04, 2024SUGAR HOUSE HEALTH CENTERI have total confidence in Dr. Duffey. She has taken such good care of my son.
April 02, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr Duffey was helpful & courteous.
March 07, 2024SUGAR HOUSE HEALTH CENTERDr. Duffy listens and trys to find answers about the situation, not an excuse. She is professional yet kind and I feel confident that all steps to help me are being done. I finally feel like there is a light at the end of the tunnel.
March 04, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERVery respectful, professional, informative and helpful.
February 27, 2024UNIVERSITY OF UTAH MIDVALLEY HEALTH CENTERDr. Duffey is such an amazing provider. She is so knowledgeable and thorough. She got down to the root of my daughter's symptoms and I can't thank her enough! We appreciate you Dr. Duffey ?????
February 22, 2024SUGAR HOUSE HEALTH CENTERHannah Duffey was very thorough with explaining all procedures and in reviewing the results. Felt secure in her knowledge, a very comfortable visit. Her whole support team was fantastic. Highly recommend.
February 15, 2024SUGAR HOUSE HEALTH CENTERShe really goes out of her way to help with my medical concerns
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Board Certification and Academic Information
Academic Departments Dermatology -Assistant Professor (Clinical)
Pediatrics -Adjunct Assistant Professor
Board Certification American Board of Allergy & ImmunologyAmerican Board of Pediatrics (Pediatrics)Education history
Fellowship Allergy and Immunology - University of Colorado School of Medicine/Children's Hospital of Colorado Fellow Residency Pediatrics - University of Utah School of Medicine Resident Internship Pediatrics - University of Utah School of Medicine Intern Professional Medical Medicine - Creighton University School of Medicine M.D. Undergraduate Arts and Letters Pre-Professional, Psychology - University of Notre Dame B.A. Selected Publications
Journal Article
- Duffey H, Leonard J, Mistry RD (2023). Variation in diagnosis and management of allergic reactions among emergency medicine and allergy immunology providers. Allergy Asthma Proc, 44(1), 51-58. (Read full publication)
- Bauer ME, MacBrayne C, Stein A, Searns J, Hicks A, Sarin T, Lin T, Duffey H, Rannie M, Wickstrom K, Yang C, Bajaj L, Carel K (2021). A Multidisciplinary Quality Improvement Initiative to Facilitate Penicillin Allergy Delabeling Among Hospitalized Pediatric Patients. Hosp Pediatr, 11(5), 427-434. (Read full publication)
- Duffey H, Anderson WC 3rd (2019). It's Time to Start Phenotyping Our Patients with Asthma. Immunol Allergy Clin North Am, 39(4), 561-572. (Read full publication)
- Duffey H, Firszt R (2015). Management of acute attacks of hereditary angioedema: role of ecallantide. J Blood Med, 6, 115-23. (Read full publication)
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