Dr. Marshall Greiman

Ashley Bauer is an Otolaryngologist in Clive, Iowa. Dr. Bauer is rated as an Advanced provider by MediFind in the treatment of Obstructive Sleep Apnea. Her top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Sinusitis, Empyema, TMJ Disorders, and Balloon Sinuplasty.

Jeffrey Smit is an Otolaryngologist in Clive, Iowa. Dr. Smit is rated as an Advanced provider by MediFind in the treatment of Obstructive Sleep Apnea. His top areas of expertise are Nonsyndromic Hearing Loss, Deafness Hypogonadism Syndrome, Hemifacial Hyperplasia Strabismus, and DFNB1.

Tyler Bertroche, MD, joined the Iowa Clinic because of our positive and collaborative atmosphere and unique focus on personalized care for every patient. Dr. Bertroche strongly believes in the importance of having a medical home and is proud that The Iowa Clinic brings together all the key providers and specialties to create this important place for patients. A native of Cedar Rapids, he is very excited to be back in Iowa after completing his Otolaryngology-Head and Neck Surgery residency training at Washington University in St. Louis. He received his medical degree from The University of Iowa where he graduated at the top of his class and was the president of the AOA Medical Honor Society and was also inducted into the Gold Humanism Honor Society. Dr. Bertroche enjoys taking care of patients of all ages and is passionate about otolaryngology due to the incredible breadth of both surgical and non-surgical options including various endoscopic and minimally invasive techniques. Dr. Bertroche is rated as an Experienced provider by MediFind in the treatment of Obstructive Sleep Apnea. His top areas of expertise are Nasal Polyps, Spasmodic Dysphonia, Vocal Cord Dysfunction, and Sinusitis.