Dr. Mark Ohollaren MD

  • Allergy and Immunology Portland, OR

Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. Mark Ohollaren xhas an overall rating of 3.7.


Dr. Mark Ohollaren, MD is a Doctor primarily located in Portland, OR, with another office in Portland, OR. He has 35 years of experience. His specialties include Allergy and Immunology and Internal Medicine. Dr. Ohollaren is affiliated with OHSU Hospital & Clinics, PeaceHealth Southwest Medical Center and Legacy Good Samaritan Medical Center. He speaks English.


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Locations & Directions

OHSU Hospital & Clinics

3181 SW Sam Jackson Park Rd
Portland, OR 97239

Allergy Clinic The / Ihpa

511 SW 10th Ave
Portland, OR 97205

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