Highlights
Age Groups Seen
- Adult 21-65
- Older Adult >65
Languages
- English
Gender
MaleAbout Marwan Mouammar
Provider Type
Physician
Locations
- 10201 Southeast Main Street, Suite 11, Portland, OR 97216
- Get Directions
- phone: 503-253-2248
- 10201 Southeast Main Street, Suite 29, Portland, OR 97216
- Get Directions
- phone: 503-261-4475
Expertise
Education
- Internship Program: St Francis Hospital
- Residency Program: St Francis Hospital
- Fellowship Program: Medical College of Wisconsin
- Medical School: University of Damascus School of Medicine
Board Certifications
- Sleep Medicine: American Board of Internal Medicine, 2007
- Internal Medicine: American Board of Internal Medicine, 2002
Ratings & Reviews
4.9 out of 5
138 ratings, 25 reviewsOur providers are at the heart of delivering whole-person care. We encourage patients to share their experiences through a patient satisfaction survey they receive following visits. Provider star ratings are calculated using patient responses to provider-focused questions in this survey. Please see the provider’s star rating and patient reviews below. Thank you for giving Adventist Health the opportunity to support your best health.
- 5 out of 5 starsReviewed on 5/7/2026
Dr. MOUAMMAR IS AN EXCELLENT PHYSICIAN WITH A GREAT BEDSIDE MANNER AND A BROAD KNOWLEDGE OF MEDICAL DIAGNOSIS AND TREATMENT. I WOULD HIGJLY RECOMMEND HIM TO ANYONE.
- 5 out of 5 starsReviewed on 4/30/2026
Dr. Moummar is the height of excellence. Extremely knowledgeable. Listens and answers all my concerns.
- 5 out of 5 starsReviewed on 3/4/2026
I'd give 10 if I could
- 5 out of 5 starsReviewed on 2/21/2026
Dr. Mouammar has been my lung doctor for over 9 years. He is the best doctor in every way.
- 5 out of 5 starsReviewed on 2/12/2026
Dr. Mouammar Is always thorough, caring, and professional. If I need to come to the doctor, I'm grateful to have such a wonderful physician as part of my medical team.
- 5 out of 5 starsReviewed on 2/11/2026
Very thorough with everything. Gives lots of pertinent suggestions too!
- 5 out of 5 starsReviewed on 2/1/2026
By every possible criterion, a 'top doc.'
- 5 out of 5 starsReviewed on 1/29/2026
At every visit, I feel like I am the most Important person on the planet.
- 5 out of 5 starsReviewed on 12/16/2025
Dr. Mouammar is excellent and extremely thorough.
- 5 out of 5 starsReviewed on 12/5/2025
Dr.M is extremely thorough. I appreciate his direct approach and sincerity.
- 5 out of 5 starsReviewed on 12/4/2025
Professional yet friendly and easy to communicate with. Opportunity to ask questions. Easy to understand goals of treatment plan. Kind and patient.
- 5 out of 5 starsReviewed on 11/23/2025
Dr Moumamar is the best! Glad to have him in my corner, although I do not luckily need too many services of his at this time.
- 5 out of 5 starsReviewed on 11/7/2025
Very satisfied with how they explained my condition
- 5 out of 5 starsReviewed on 11/6/2025
Dr. Mouammar is wonderful. The best in his field.
- 5 out of 5 starsReviewed on 10/15/2025
We always look forward to our visit with Dr M.
- 5 out of 5 starsReviewed on 10/10/2025
This Dr. Is one of the very best I've ever encountered. I am thankful to be his patient.
- 5 out of 5 starsReviewed on 10/9/2025
Very professional but very warm and caring. Doctor puts you at ease. Grateful to have him as my doctor.
- 5 out of 5 starsReviewed on 10/7/2025
My favorite Dr
- 5 out of 5 starsReviewed on 9/19/2025
Dr Mouammar is wonderful.
- 5 out of 5 starsReviewed on 8/16/2025
If everyone I the world could have a doctor like him - they would be In the best care possible. All doctors should have his wonderful skills. He has a way culminating positive no matter the outcome. He sees patients as a whole person, not just parts. Changed my life!!
- 5 out of 5 starsReviewed on 7/27/2025
A top provider and has been for 10 years. Truly grateful.
- 5 out of 5 starsReviewed on 7/25/2025
Always shows concern for my health and well being, excellent doctor
- 5 out of 5 starsReviewed on 7/24/2025
Dr. Mouammar was great.
- 5 out of 5 starsReviewed on 6/26/2025
Superb care!
- 5 out of 5 starsReviewed on 6/25/2025
He was very easy to talk to and he LISTENED before he discussed what I needed to do.