COVID-19: Vaccines, boosters, testing, and visitor guidelines. Please use ER for emergencies only. As significantly higher COVID surge looms, we ask for your help in preventing spread of the disease.

  • Prior to scheduling an appointment: If you have a fever, cough or other symptoms of possible infection, please notify us when you schedule an appointment and before you arrive. If you’re having a medical emergency, call 911.
  • Bring a mask: For everyone's safety, masks are required in all PeaceHealth facilities regardless of vaccination status.
  • Entrance screening: Upon arrival, everyone will be screened for symptoms. 
  • Vaccines: Information about COVID-19 vaccinations and boosters can be found at

Sleep Center

We are a full service sleep medicine center, accredited by the American Academy of Sleep Medicine. As an accredited and long-standing center, we can treat the most difficult sleep problems.

Our specialized team, led by Marlene Dietrich, MD, board-certified in Sleep Medicine, includes nationally accredited sleep technologists. Along with our team of board-certified physicians and accredited sleep technologists, we have hotel-quality sleep rooms. Our team is committed to providing the highest quality of care to adults and children.

Do you have difficulty sleeping? Take our Sleep Quiz to see if you may have a sleep disorder and may benefit from a sleep study.

We use the latest digital technology for diagnosing and treating sleep disorders. Some of these include:

Why Choose Us

  • Full service sleep center, including consultation, exam, study interpretation, treatment, patient education and follow-up for all types of sleep disorders.
  • Assistance for patients who have limited or no insurance coverage.
  • Our specialized technologists are nationally registered and participate in continuing education.
  • The highest levels of training among staff, and emphasis on continuing education.
  • Registered sleep technologists on staff.
  • Special attention given to the needs of children, including arrangements for parents.
  • Pleasant sleep study rooms at our 87th Avenue office.
  • AASM board certified pulmonary and neurology physicians interpret the studies.
  • Sleep studies are available 7 days each week for daytime and nighttime testing.

If you need to reach the Sleep Center after-hours, please call the tech line at 360-514-7642.

To learn more about sleep apnea and how it's treated, watch the video below. 

PeaceHealth Sleep Center at Medical Center Physicians' Building
505 NE 87th Ave.
Building A, Suite 460
Vancouver, WA 98664


Mon - Fri: 7:00 a.m. - 5:00 p.m.
Sat - Sun: 7:00 a.m. - 7:00 p.m.

My PeaceHealth

My PeaceHealth is the electronic medical record for patients of PeaceHealth Medical Group providers.

My PeaceHealth electronic medical record for PeaceHealth Medical Group patients