Sleep Center Providers

Bryan Hoff, MD, specializes in sleep medicine. He serves as the medical director of Northfield Hospital’s Sleep Center and sees patients at Allina Medical Clinic. He is a graduate of St. Olaf College and Loyola Stritch School of Medicine. He completed an Internal Medicine/Pediatrics residency at Loyola University Medical Center in Illinois.  Dr. Hoff started practicing sleep medicine in 2003.  He became certified in Sleep Medicine from the American Board of Internal Medicine in 2009.

Gerard O’Halloran, MD, an otolaryngologist specialist, sees both adults and children at FamilyHealth Medical Clinic for a wide variety of issues, ranging from nose and sinus problems, recurrent ear infections, and sleep-related breathing problems including sleep apnea and snoring. He specializes in chronic sinus problems and sinus headaches.

A graduate of Mayo Medical School and Mayo Clinic ear, nose and throat residency, Dr. O’Halloran is certified by the American Academy of Otolaryngology Head and Neck Surgery and Sleep Medicine. He is also trained in noninvasive facial rejuvenation and minimally invasive neck liposuction.

John Noack, DDS, practices all facets of general dentistry at Professional Drive Dentists in Northfield with special interest in sleep apnea. Sleep apnea patients who are interested in using an oral appliance, can be referred to him after their initial sleep study. If a patient meets the criteria, an oral appliance is fabricated to reduce the obstruction causing the apnea. A sleep study and follow up with a sleep medicine physician are recommended.