About Dr. David Chang
Dr. David Chang is a sleep medicine physician at Legacy Medical Group - Sleep Medicine at Meridian Park in Tualatin, OR, and is also listed at 3 other locations.
Dr. Chang graduated from Indiana University School of Medicine in 1995.
According to Medicare, Dr. Chang accepts Medicare assignment and offers telehealth visits.
Where Dr. Chang practices
19250 S.W. 65th Avenue Suite 137, Tualatin, OR 97062
(503) 413-7067
Clinic rated 1 from 4 Google reviews
3025 W Cherry Lane Sute 204, Meridian, ID 83642
(208) 302-3300
Clinic rated 3.5 from 14 Google reviews
3025 W Cherry Lane, Suite 209, Meridian, ID 83642
(208) 302-3300
Clinic rated 3.5 from 14 Google reviews
2222 NW Lovejoy Street, Suite 411, Portland, OR 97227
(503) 413-7067
Clinic rated 2.4 from 10 Google reviews
Other sleep physicians at these clinics
Questions about Dr. David Chang
Where does Dr. David Chang practice?
Dr. David Chang is listed at Legacy Medical Group - Sleep Medicine at Meridian Park (Tualatin, OR), Meridian Sleep Clinic (Meridian, ID), Saint Alphonsus Sleep Disorders Center - Meridian (Meridian, ID), and Legacy Medical Group - Sleep Medicine at Good Samaritan (Portland, OR). Call the clinic to confirm before you book.
How do I make an appointment with Dr. David Chang?
Call Legacy Medical Group - Sleep Medicine at Meridian Park at (503) 413-7067 and ask for Dr. Chang. Ask whether you need a referral and whether your insurance is accepted.
What does Dr. David Chang specialize in?
Dr. David Chang specializes in sleep medicine. Sleep medicine physicians diagnose and treat conditions such as sleep apnea, insomnia, narcolepsy, and restless legs syndrome.
Does Dr. David Chang accept Medicare?
Medicare's clinician directory lists Dr. Chang as accepting Medicare assignment, which means agreeing to the Medicare-approved amount as full payment for covered services. Confirm with the clinic before your visit.
Does Dr. David Chang offer telehealth?
Medicare's clinician directory lists Dr. Chang as offering telehealth. Ask the clinic which visits can be done remotely; a sleep study itself usually happens at home or in a lab.
From the NPI registry (data through November 2, 2026) and Medicare's Doctors and Clinicians directory (released November 12, 2026). These are records physicians and clinics keep with the government, and they can lag behind changes. They do not show board certification. Are you Dr. David Chang, or is something here out of date? Let us know. Find a sleep doctor near you.