Dr. Mark Thomas O'Hollaren, MD is a Allergist-Immunologist - Allergy practicing in Portland, OR
He has not yet shared a personalized biography with Doctor.com.
| University | Degree | Focus | Graduated |
|---|---|---|---|
| Or Health Science University School of Medicine, Portland Or | Other Degree | 1980 | |
| Georgetown University, Washington, DC | Medical Degree | 1980 |
| Institution | Focus | Year |
|---|---|---|
| Residency - Mayo Graduate School Med/Mayo Fndn, Anesthesiology; Stanford University Hospital, Internal Medicine | Not Specified |
| Certification | Cert. Body | Year |
|---|---|---|
| Internal medicine | Internal Medicine | Not Specified |
Dr. Mark Thomas O'Hollaren, MD has not yet indicated the hospitals that he is affiliated with.
Allergy & Immunology; Internal Medicine
Years In Practice: 38 (started in 1987)
Accepts New Patients: Yes
Dr. Mark Thomas O'Hollaren, MD has not yet listed the medications that he commonly prescribes.
Dr. Mark Thomas O'Hollaren, MD has not yet added any information about his practice's billing policies and payment options.
