Orin Bloch, MD

Northwestern Medical Group
  • Neurological Surgery


Dr. Bloch is a neurosurgeon at Northwestern Memorial Hospital and an Assistant Professor in the Department of Neurological Surgery.

He received his undergraduate degree in bioengineering from the University of Pennsylvania and his medical degree from the University of California, San Francisco.  He completed a residency in Neurological Surgery at the University of California, San Francisco followed by a fellowship in Surgical Neuro-oncology and Skull Base Tumor Surgery at UCSF.

Dr. Bloch specializes in the treatment of patients with brain, skull base, and spinal cord tumors.  He is actively involved in clinical trials for patients with brain tumors, with a particular focus on immunotherapy for malignant tumors.  He also directs a laboratory focused on identifying mechanisms of immunoresistance in brain tumors to enhance the efficacy of immunotherapy.  Dr. Bloch has received numerous awards from the American Association of Neurological Surgeons and the Congress of Neurological Surgeons for his clinical and laboratory research in neuro-oncology.  His laboratory is funded by a grant from the National Institutes of Health. 

He's an active member of the American Association of Neurological surgeons, the Congress of Neurological Surgeons, and the Joint Section of the AANS/CNS on Tumors.

His bibliography includes over 40 peer-reviewed journal articles, numerous national research presentations and awards, and research funding from the Howard Hughes Medical Institute, the National Cancer Institute, and the National Institute of Neurological Disorders and Stroke.


  • Medical Education
    University of California, San Francisco School of Medicine - 2006
  • Residency
    Univ. of California-San Francisco Medical Center - 2012


Northwestern Medical Group

675 N. St. Clair

Galter 20-250

Chicago, IL 60611

8:00 a.m. - 4:00 p.m.


  • Acoustic Neuroma
  • Brain Tumors
  • Gamma Knife
  • General Neurosurgery
  • Meningioma
  • Neuro-Oncology
  • Pituitary Tumors
  • Skull Base Surgery
  • Spinal Cord Tumors
  • Stereotactic Radiosurgery
  • Traumatic Brain Injury


  • Aetna EPO
  • Aetna HMO
  • Aetna POS
  • Aetna PPO
  • Aetna US Healthcare HMO
  • BCBS Blue Advantage PPO
  • BCBS Classic Blue
  • Beech Street
  • Blue Choice Supervalu PPO
  • ChoiceCare PPO
  • Cigna EPO
  • Cigna HMO
  • Cigna POS
  • Cigna PPO
  • Cofinity PPO
  • Great West
  • HFN-Healthcares Finest Network
  • HMOI Fox Valley IPA
  • HealthLink
  • Humana ChoiceCare POS
  • Humana ChoiceCare PPO
  • Humana HMO
  • Medicaid
  • Medicare
  • Multiplan PPO
  • PNA (Preferred Network Access)
  • PPO Next
  • Preferred Plan PPO
  • TriCare(US Military Insurance)
  • Unicare PPO(Wellpoint Network)
  • UnitedHealthcare Choice
  • UnitedHealthcare Choice Plus
  • UnitedHealthcare Options PPO
  • UnitedHealthcare Select
  • UnitedHealthcare Select HMO
  • UnitedHealthcare Select Plus
  • Workmans Compensation