Meet the Team
Our providers represent a unified group of professionals assembled for the common goal of providing our patients with a complete solution to their needs. Find out more about our experience and backgrounds.
Robert Roberts, DO
Dr. Roberts is board certified in Otolaryngology, head and neck surgery. Dr Roberts has special interest in nose and sinus disorders, head and neck surgery including thyroid and parathyroid surgery, and the medical and surgical treatment of obstructive sleep apnea.
James Chan, MD
As a double board certified physician (in both Otolaryngology and Facial Plastic Surgery) Dr. Chan brings to our practice experience in the full gamut of Otolaryngology—Head and Neck Surgery. He has special interest in aesthetic and reconstructive procedures of the face, head, and neck including reconstructive procedures following facial trauma and skin cancer excision.
Hillary Lowenstein, MD
Dr. Lowenstein completed her Neurology residency at Oregon Health and Science University and Sleep Medicine fellowship at the University of Michigan, which is one of the most prestigious and multidisciplinary Sleep Medicine programs in the country. She had the honor of closely working with nationally and internationally renowned experts in the Sleep Medicine field.
Aleen Lee, MD
Dr. Aleen Lee is a diplomate of the American Board of Otolaryngology-Head and Neck Surgery and delivers comprehensive care in general otolaryngology to both children and adults.
Joshua Pluim, AuD
Dr. Pluim holds a clinical doctorate in Audiology from Utah State University, where he gained experience working with adults and pediatrics in performing diagnostic audiological testing, hearing aid fitting, and cochlear implant services.
Kathryn Leavitt, MD
Dr. Leavitt is a member of the American Academy of Otolaryngology-Head and Neck Surgery and strives to provide complete and compassionate care to all patients within the scope of comprehensive otolaryngology.
Valerie Ing, DO
Dr. Ing is committed to providing compassionate and evidence-based care for her patients. As an Oregon native, she is excited about the opportunity to serve her community.