Sleep Center at Gateway

M-F: 8:30am - 4:30pm
Located in Gateway Medical Office Building
1111 NE 99th Ave Suite 200
Portland, OR 97220


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Our two accredited Sleep Centers provide comprehensive evaluation, education and treatment of the full spectrum of sleep disorders. We offer state of the art sleep testing either in the comfort of home or in one of our two well appointed sleep labs. The Oregon Clinic Sleep Centers do not accept self-referrals for sleep patients. Patients must get a referral to schedule an appointment.

Sleep Disorders We Treat

  • Central Sleep Apnea
  • Circadian Rhythm Disorders
  • Insomnia
  • Narcolepsy
  • Obesity & Hypoventilation Syndrome
  • Obstructive Sleep Apnea
  • REM Behavior Disorder
  • Restless Leg Syndrome
  • Sleep Talking
  • Sleep Walking

How to Refer

Providers may directly refer patients to our sleep center for a sleep study consult. Our Happy Valley Sleep Center takes direct referrals for sleep studies. Please contact us for the criteria if you are interested in referring your patients directly for a sleep study. All notes will be reviewed by our Medical Director for appropriateness. Contact us at (503) 963-3030 or at

When to Refer For Consult? 

Reach out to us if you patients display one or more of the following symptoms:

  • Acting Out Dreams
  • Atrial Fibrillation or Other Arrhythmias
  • Attention Deficit Disorder
  • BMI of 40 or above
  • Circadian Rhythm Disorders
  • Commercial Driver Evaluation
  • CPAP Compliance Issues
  • Daytime Sleepiness
  • Depression
  • Diabetes
  • Drowsy Driving
  • Heart Failure
  • History of Stroke or Transient Ischemic Attack (TIA)
  • Hypertension
  • Insomnia
  • Lung Conditions
  • Multiple Sclerosis
  • Narcolepsy
  • Neuromuscular
  • Conditions
  • Pre-Operative Evaluations
  • Pregnant patients who may have symptoms of osa
  • Restless Legs
  • Sleep Walking
  • Snoring


Areas of Focus
  • Sleep Disorders
  • Sleep Apnea
  • Lung Nodules
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Asthma
Areas of Focus
  • Sleep Apnea
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Asthma
  • Chronic Cough
  • Evaluation of Dyspnea (Shortness of Breath)
Areas of Focus
  • Sleep Disorders
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Asthma
Areas of Focus
  • Obstructive Sleep Apnea
  • Circadian Rhythm Disorders
  • Narcolepsy Movement Disorders of Sleep
  • Parasomnias
  • Sleep Disorders

Services & Procedures

Our Services

  • Attended Polysomnography (PSG)
  • Autotitration
  • Home Sleep Testing (HST)
  • In-Lab PAP Titrations for CPAP/BPAP/ASV/AVAPS
  • Maintenance of Wakefulness Test (MWT)
  • Multiple Sleep Latency Test (MSLT)


We encourage all patients to complete check-in forms before their appointment

If you are registered with InteliChart PatientPortal, you will:

  • Receive a link to your check-in forms by email about 14 days before your visit
  • Complete and submit your forms before your appointment

If you are not registered with InteliChart PatientPortal:

  • Call your clinic to sign up for the portal
  • The office will text or email you a secure link to the portal

If you are unable to complete the forms online before your appointment, please plan to arrive early to complete your forms in the waiting area before your visit.

If you have questions about check-in forms, please call the office where your appointment is scheduled.



Gateway Medical Office Building
1111 NE 99th Ave, Portland, OR 97220  


  • Enter the parking lot on NE 99th Ave using either lane.
  • Take a ticket and keep it with you.
  • To exit the parking lot, follow EXIT signs.
  • The parking lot exits onto NE Pacific St.

Drop off and pick up

  • Use the circle driveway in front of the building.
  • Enter the parking lot from NE 99th Ave.
  • Go forward and turn right into the circle drive.

Getting to the Office

  • Go through the sliding glass doors.
  • Pulmonary East clinic is on the 2nd floor.
  • Enter through front door, turn right.
  • You may choose to use the elevator or staircase.
  • Go to 2nd floor.
  • Exit the stairs/elevator and turn left.
  • Look for the sign for Pulmonary, Critical Care & Sleep Medicine.
  • Check in at the first desk on the right for the Pulmonary clinic.