Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. John Hagan xhas an overall rating of 5.0.
Dr. John Hagan, MD is a Doctor primarily located in Rochester, MN. He has 27 years of experience. His specialties include Allergy and Immunology and Internal Medicine. He speaks English.
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Specialties & Expertise
Dr. John Hagan has the following 16 areas of expertise, 2 specialties and 3 board certifications.
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