Summary

Dr. O’Neill is a board certified neurosurgeon in the United States as well as in the European Union. He completed his medical training at the Royal College of Surgeons in 1985 and his neurosurgery training started in Richmond and Beaumont hospitals in Dublin, Ireland. In 1988, Dr. O’Neill and his family immigrated to the United States where he received neurosurgery training at the University of Washington and at Oregon Health & Sciences University. In 1991 he was examined and admitted as a Fellow of the Royal College of Surgeons in Ireland. Dr. O’Neill’s particular interests are in the treatment of brain tumors, stereotactic radiosurgery, and in the surgical treatment of the vascular pathology of the brain.

Quick Facts

  • accepting new patients
  • 4.4
  • 41 years of experience
  • 8 insurance plans accepted
  • speaks English
  • Oregon Health & Science University
  • 18 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. Oisin R Oneill has 3 locations

The Oregon Clinic Neurosurgery And Spine West

9155 SW Barnes Rd Ste 440Portland, OR 97225
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

The Oregon Clinic Neurosurgery East

5050 NE Hoyt St Ste 651Portland, OR 97213
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

The Oregon Clinic Neurosurgery East

5050 NE Hoyt St Ste 359Portland, OR 97213
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

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Dr. Oisin R Oneill, MDDr. Aqib Hyder ZehriDr. Won Hyung RyuDr. Vijayabalan Balasingam
Neurological SurgeryNeurological SurgeryNeurological SurgeryNeurological Surgery
Accepts New Patients Accepts New Patients
4.4 
41 Years of Experience 10 Years of Experience 14 Years of Experience 30 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Portland , ORPortland , ORPortland , ORPortland , OR
Med School: Royal College Of Surgeons In Ireland School Of Medicine Med School: University Of Arizona College Of Medicine-Phoenix Med School: Schulich School Of Medicine & Dentistry Med School: Mc Gill Univ Fac Of Med
Current Profile
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Insurance Plans Accepted by Dr. Oisin R Oneill

  • Accepts Medicare
  • Accepts Medicaid
  • Blue Cross Blue Shield
  • Cigna
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare - Medicare
  • Moda Health
  • Providence Health Plans
  • UnitedHealthcare

Medical Specialties

Dr. Oisin R Oneill has the following specialty

Specialty Expertise

Dr. Oisin R Oneill has the following 11 areas of expertise

  • Aneurysm
  • Back Injuries
  • Brain Surgery
  • Brain Tumor
  • Craniotomy
  • Glioblastoma
  • Head and Neck Disorder
  • Laminectomy
  • Neurosurgery
  • Scoliosis
  • Stroke

Certifications, License, & Education

41 Years Experience

EDUCATION & TRAINING

Residency

Oregon Health & Science University

Medical School

Royal College Of Surgeons In Ireland School Of MedicineGraduated in 1985

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Frequently Asked Questions

Is Dr. Oisin Oneill accepting new patients?
Dr. Oisin Oneill is accepting new patients on Vitals. View Dr. Oisin Oneill's profile on Vitals to make an appointment.
Does Dr. Oisin Oneill accept my insurance?
You can see the insurance plans that Dr. Oisin Oneill accepts on their Vitals profile.
How can I make an appointment with Dr. Oisin Oneill?
You can find contact information for Dr. Oisin Oneill here on Vitals.
Where is Dr. Oisin Oneill's office located?
Dr. Oisin Oneill's office is located at 9155 SW Barnes Rd Ste 440, Portland, OR, 97225.
Which hospitals is Dr. Oisin Oneill affiliated with?
Dr. Oisin Oneill is affiliated with Providence Saint Vincent Medical Center.

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