Paul T. Teman, MD
Medical Director, Department of Psychiatry
Dr. Teman received his M.D. from the University of Minnesota. He then completed a residency in psychiatry followed by a sleep medicine fellowship, at the Mayo Clinic College of Medicine in Rochester, MN. Dr. Teman joined the faculty at the University of Utah, Department of Psychiatry in August 2006 and practices adult sleep medicine at the Sleep~Wake Center. Dr. Teman holds board certifications in psychiatry and sleep medicine.
Dr. Teman is interested in educating the community about sleep disorders and healthy sleep. He also participates in sleep medicine education of the University of Utah psychiatry residents and sleep medicine fellows.
Dr. Teman is involved in research exploring the relationship between sleep disorders and mood, which has been published in a peer-reviewed journal and also presented at several national meetings.
Kevin Walker, MD
Department of Neurology
Dr. Walker received his medical degree from The Ohio State University College of Medicine. He completed an internship in Internal Medicine in 2007 and a residency in Neurology in 2010 at the University of Utah, serving as Co-Chief Resident his final year of residency.
Dr. Walker is board certified in Neurology and board certified in Sleep Medicine. He is an Assistant Professor in the Department of Neurology with his clinical practice at the University of Utah Sleep-Wake Center, devoted to the diagnosis and management of sleep disorders.
Laura A. Czajkowski, PhD
Assistant Professor, Department of Psychiatry
Dr. Laura A. Czajkowski is a psychologist with training in general behavioral medicine. Dr. Czajkowski graduated from Hunter College in NYC, obtained a graduate degree at Indiana State University, and completed her doctorate in psychology at Utah State University. Additional training occurred at the University of Utah with a fellowship in Behavioral Medicine. Dr. Czajkowski has been a faculty member in the Department of Psychiatry since 1988 and continues to practice general psychology in addition to Behavioral Sleep Medicine.
Dr Czajkowski has been treating patients with insomnia in the Sleep~Wake Center since 1995. Dr Czajkowski became a Diplomat of the American Board Behavioral Sleep Medicine the first year (2003) this board exam was offered. She is also a member of the American Academy of Sleep Medicine. Her primary areas of interest include sleep medicine, reproductive medicine and chronic illness.
Dr. Czajkowski provides treatment for insomnia using behavioral techniques that often make sleeping pills unnecessary. Her clinical interests include adolescent sleep patterns, circadian rhythm disorders, and sleep disorders in women. She has experience in the therapeutic use of bright light boxes, and is exploring the clinical utility of actigraphy (the recording of sleep-wake patterns in the home and work environment by use of small wrist-worn movement sensors).
Darin Ryujin, M.S., M.P.A.S, Physician Assistant-Certified
Department of Internal Medicine, Division of Pulmonary Medicine
Darin is employed by the Department of Internal Medicine, Division of Pulmony. His duties include Sleep Medicine as well as Asthma and General Pulmonary Medicine.
Darin graduated from the University of Utah Medical School's Physician Assistant Program. He has also earned a Master of Science from John Marshall University in Exercise Physiology. He is a member of the American Academy of Sleep Medicine.
His research interests include oxidative stress and it's relationship to sleep apnea, sleep and ethnicity, gastro esophageal reflux and it's relationship with pulmonary physiology.
Britta Schaer, Physician Assistant-Certified
Department of Internal Medicine, Division of Pulmonary Medicine
Britta graduated from the University of Utah with a Bachelors of Science in Exercise and Sports Science. She then received her Masters of Physician Assistant Studies from the University of Utah.
In October 2005, Britta joined the Department of Internal Medicine, Pulmonary Division. Her duties include Sleep Medicine as well as General Pulmonary Medicine.
Her research interests include sleep in women.

