Dr. Mark O'Hollaren, MD

Internal Medicine  |  
Male  |  
Age 63
Insurances AcceptedSave
Dr. Mark O'Hollaren, MD
Dr. Mark O'Hollaren, MD is an internal medicine doctor who practices in Portland, OR. He is 63 years old and has been practicing for 37 years.

511 SW 10th Ave Ste 1301

Portland, OR 97205

Contact Information

(503) 222-1966

Dr. Mark O'Hollaren, MD

Dr. Mark O'Hollaren, MD

Accepted insurance

  • Aetna
  • First Health (Coventry Health Care)
  • MultiPlan

*Please verify this information when scheduling an appointment.

Learn about Dr. O'Hollaren

Care Philosophy

My goal is to listen carefully to my patients, and try to provide the finest quality care available to allow them to lead fuller and happier lives.
...Read More

Dr. O'Hollaren's Experience

0%ExperienceMatch
Dr. O'Hollaren's experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Internal Medicine
  • Board certified in Allergy & Immunology and Internal Medicine
  • No malpractice claims found
  • No sanctions found
  • No board actions found
2

Specialties

  • Internal Medicine
  • Allergy & Immunology
2

Board Certifications

  • Allergy & Immunology
    Accredited by: American Board of Allergy & Immunology*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*
14

Conditions Treated

  • Acute Sinusitis
  • Allergic Reaction
  • Allergic Rhinitis
  • Angioedema
  • Asthma
  • COPD (Chronic Obstructive Pulmonary Disease)
  • Chronic Sinusitis
  • Dermatitis Due to Food
  • Dermatitis Due to Substances Taken Internally
  • Eye Infections
  • Pinkeye (Conjunctivitis)
  • Pollen Allergy
  • Pulmonary Disease
  • Toxic Effect of Venom
4

Procedures

  • Allergy Shots
  • Allergy Skin Testing
  • Allergy Testing
  • Allergy Treatment

Background Check

0 Malpractice Claims

No malpractice history found for Oregon.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • Oregon Health and Science University School Of Medicine
    Medical School | Graduated 1980
  • Stanford University Med Center
    Residency Hospital | Completed 1983
  • Mayo Medical School
    Fellowship Hospital | Completed 1986

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. O'Hollaren has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. O'Hollaren does not have any memberships or affiliations listed. If you are Dr. O'Hollaren and would like to add memberships or affiliations, please update your profile.

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Now Accepting New Patients
Dr. O'Hollaren accepts 3 insurance carriers
  • Aetna
    Choice Plus POS II
  • First Health (Coventry Health Care)
    First Health (Coventry Health Care) PPO
  • MultiPlan
    MultiPlan PPO

*Please verify this information when scheduling an appointment.

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