Dr. Mark O'Hollaren, MD
Dr. Mark O'Hollaren, MD
About
Dr. O'Hollaren graduated from
Patients said this doctor explains conditions well.
Patients said this doctor is trustworthy.
Patients said the staff was friendly.
Patients said scheduling was easy.
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Insurance Accepted
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SignatureValue - OR HMO
Locations
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OHSU Hospital3181 SW Sam Jackson Park Rd, Portland, OR 97239
Patient Satisfaction
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How likely are you to recommend Dr. O'Hollaren?
Excellent Physician and Immunologist. Extremely well trained and one of the best Physicians in the area. Great bed side manner with excellent diagnostic skills and treatments. I would highly recommend Dr. O'Hollaren MD to patients seeking a physician who is very well trained, compassionate and has Excellent Diagnostic skills and treatments. He is one of the top physicians in his Specialty.
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About Me
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Education
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Oregon Health & Science University
1980
Board Certifications
- Allergy & Immunology and Internal Medicine
Frequently Asked Questions
Find contact information here to make an appointment.
A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.
New patients are generally accepted by Dr. Mark O'Hollaren, MD. To arrange an appointment, call the number on Dr. O'Hollaren's profile.
Dr. O'Hollaren in specializes in Internal Medicine. See more on Sharecare.
Dr. O'Hollaren's office is located at 3181 SW Sam Jackson Park Rd Portland, OR 97239. You can find other locations and directions on Sharecare.
Dr. O'Hollaren provides telehealth services. Please contact the office to determine whether you are eligible.
Yes, Dr. Mark O'Hollaren, MD holds board certification in Allergy & Immunology and Internal Medicine.
Dr. Mark O'Hollaren, MD has a star rating of 5.0/5. See more patient feedback on Sharecare.