0 reviews
Summary
Dr. Marielle Mahan is an ophthalmologist who specializes in comprehensive eye care and vision health. She earned her medical degree from Georgetown University School of Medicine and brings seven years of experience to her practice. Dr. Mahan focuses on treating complex eye conditions and helping patients maintain optimal vision throughout their lives.
Dr. Mahan practices at Oregon Health And Science University Hospital in Portland, Oregon. She treats patients with hyperthyroidism-related eye problems, goiter complications affecting vision, and Graves' ophthalmopathy. Her expertise includes performing sedation procedures for patient comfort, conducting pathology tests to diagnose eye conditions, and providing comprehensive dilated eye exams to thoroughly evaluate eye health.
Dr. Mahan practices at Oregon Health And Science University Hospital in Portland, Oregon. She treats patients with hyperthyroidism-related eye problems, goiter complications affecting vision, and Graves' ophthalmopathy. Her expertise includes performing sedation procedures for patient comfort, conducting pathology tests to diagnose eye conditions, and providing comprehensive dilated eye exams to thoroughly evaluate eye health.
AI-generated from data on this provider profile.
Quick Facts
- accepting new patients
- 7 years of experience
- 18 insurance plans accepted
- Georgetown University School Of Medicine
- 1 specialty
- 1 hospital affiliation
- 3 office locations
- Female
Office Locations
Dr. Marielle Therese Mahan has 3 locationsOhsu Casey Eye Institute Clinic
515 SW Campus DrPortland, OR 97239Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Oregon Health And Science University Hospital
3181 Sw Sam Jackson Park RdPortland, OR 97239 Tel: (503) 494-8311
Visionary Eye Doctors
11300 Rockville Pike Ste 1202Rockville, MD 20852 Tel: (301) 896-0890
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
Sat8:00 am - 12:00 pm
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Marielle Therese Mahan | Dr. Brian Will, MD | Dr. Bruce W. Madsen, MD | Dr. Aiyin Chen, MD |
| Ophthalmology | Ophthalmology | Ophthalmology | Ophthalmology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 7 Years of Experience | 45 Years of Experience | 27 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English | Speaks English, Spanish, Chinese | |
| Portland , OR | Salem , OR | Albany , OR | Las Vegas , NV |
| Med School: Georgetown University School Of Medicine | Med School: Loma Linda University School Of Medicine | Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Marielle Therese Mahan
Medical Specialties
Dr. Marielle Therese Mahan has the following specialty
Certifications, License, & Education
7 Years Experience
MEDICAL LICENSE
Medical Doctor, Maryland, 2027, Active
Medical Doctor, Oregon, 2025, Expired
EDUCATION & TRAINING
Medical School
Georgetown University School Of MedicineGraduated in 2019
Similar Doctors
Frequently Asked Questions
- How can I make an appointment with Dr. Marielle Mahan?
- You can find contact information for Dr. Marielle Mahan here on Vitals.
- Is Dr. Marielle Mahan accepting new patients?
- Dr. Marielle Mahan is accepting new patients on Vitals. View Dr. Marielle Mahan's profile on Vitals to make an appointment.
- Where is Dr. Marielle Mahan's office located?
- Dr. Marielle Mahan's office is located at 515 SW Campus Dr, Portland, OR, 97239.
- Does Dr. Marielle Mahan accept my insurance?
- You can see the insurance plans that Dr. Marielle Mahan accepts on their Vitals profile.
- Does Dr. Marielle Mahan accept virtual/telehealth appointments?
- Dr. Marielle Mahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.







