The 5 Best Allergists in North Dakota
Board-certified allergy & asthma specialists in Fargo, Bismarck.
If over-the-counter antihistamines aren't cutting it anymore, a board-certified allergist-immunologist can pinpoint exactly what you're reacting to and build a treatment plan — including immunotherapy that can reduce your sensitivity for good. Our editors researched allergists across North Dakota and curated the five standouts below based on board certification, affiliations, peer recognition, and patient reputation. Before your visit, check today's pollen levels in North Dakota so you can tell your doctor what was in the air when your symptoms flared.
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Dan Dalan, MD
Essentia Health — South University Clinic
Fargo, ND
Board-certified in Allergy & ImmunologyFellow of the AAAAI (FAAAAI)Fellow of the ACAAI (FACAAI)Certified Asthma Educator (AE-C)Dr. Dalan received his medical degree from the University of North Dakota School of Medicine and completed his allergy-immunology fellowship at the University of Minnesota. He is a Clinical Associate Professor at the UND School of Medicine and is noted for being the only allergist in the region to hold simultaneous fellowship status in both the AAAAI and ACAAI as well as the Certified Asthma Educator credential.
Areas of focus: Asthma · Environmental allergies · Food allergies · Immunotherapy
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Saakwa Mante, MD
Essentia Health — South University Clinic
Fargo, ND
Board-certified in Allergy & ImmunologyDr. Mante earned his medical degree from the University of Ghana Medical School and trained in allergy and immunology at Yale School of Medicine, giving him an unusually international academic background. He has practiced at Essentia Health in Fargo for over 38 years and is also affiliated with the Fargo VA Medical Center, providing allergy care to veterans in the region.
Areas of focus: Environmental allergies · Asthma · Immunotherapy · Food allergies
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Woei Yeang Eng, MD
Sanford Allergy and Asthma
Fargo, ND
Board-certified in Allergy & ImmunologyBoard-certified in Internal MedicineBoard-certified in PediatricsDr. Eng received his medical degree from SUNY Upstate Medical University and completed an Internal Medicine/Pediatrics residency at the University of Minnesota followed by an Allergy and Immunology fellowship at the University of South Florida College of Medicine. His triple board certification in Allergy/Immunology, Internal Medicine, and Pediatrics enables him to care for patients of all ages at Sanford Health in Fargo.
Areas of focus: Asthma · Environmental allergies · Pediatric allergy · Food allergies
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Arkapol Piyamahunt, MD
Sanford Clinic — Downtown Rosser
Bismarck, ND
Board-certified in Allergy & ImmunologyBoard-certified in Internal MedicineDr. Piyamahunt graduated from Ramathibodi Medical School in Bangkok and completed fellowship training in Allergy and Immunology at both the University of Cincinnati and the University of Iowa Hospitals & Clinics. He serves patients at Sanford Health in Bismarck, bringing subspecialty allergy care to the state's capital region.
Areas of focus: Environmental allergies · Asthma · Drug allergy · Immunotherapy
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Jonathan M. Rodrigues, MD
Sanford Medical Center Bismarck
Bismarck, ND
Board-certified in Allergy & ImmunologyDr. Rodrigues is a board-certified allergist-immunologist affiliated with Sanford Medical Center Bismarck who provides both adult and pediatric allergy care in the capital city, helping to ensure geographic coverage for central North Dakota patients. He has been practicing allergy and immunology for over a decade and is one of a small group of specialists serving the greater Bismarck area.
Areas of focus: Allergy & Immunology · Internal Medicine · Pediatric allergy
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How we chose the best allergists in North Dakota
Our editorial team researched allergy and immunology specialists practicing across North Dakota and selected these five based on:
- Board certification in Allergy & Immunology (ABAI)
- Hospital and academic affiliations with respected medical centers
- Peer recognition, including Top Doctor awards and professional society roles
- Practice reputation and years of experience treating allergy and asthma patients
- Geographic spread across North Dakota's major metro areas
These listings are editorial picks, not paid placements or medical endorsements, and we have no financial relationship with any provider listed. Physician availability, insurance participation, and credentials change — always verify directly with the practice before booking. This page is for informational purposes and is not medical advice.
Frequently asked questions
How do I find a good allergist in North Dakota?
Look for board certification in Allergy & Immunology, hospital or academic affiliations, and an established practice. Every allergist on this list was vetted against those criteria.
Do I need a referral?
It depends on your insurance plan, not the state. Most PPO plans let you book directly; HMO plans usually require a referral from your primary care physician.
What should I bring to my first appointment?
A list of your symptoms and when they occur, your current medications, your insurance card, and any relevant medical records. A symptom diary matched against local pollen counts is especially useful for diagnosing seasonal allergies.
Track North Dakota pollen before your visit
Allergists can diagnose you faster when you know which days your symptoms flared and what was in the air. MyPollenPal tracks daily tree, grass, and weed pollen levels for cities across North Dakota.