Ali A. Baaj, M.D.
Neurological Surgery
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Ali A. Baaj, M.D.

Neurological Surgery

Profile Photo of Ali A. Baaj, M.D.
Accepts New Patients
Gender: Male
Language: English


Specialties and Expertise


  • Spine Surgery
  • Surgery, Spine
  • Spinal Neurosurgery
  • General Neurosurgery


  • Scoliosis
  • Ankylosing Spondylitis
  • Kyphosis
  • Spinal Compression Fracture
  • Scoliosis Deformity of Spine
  • Spinal Tumors
  • Cervical Spine Tumor
  • Spinal Stenosis
  • Cauda Equina Syndrome
  • Spinal Cord Tumor
  • Scoliosis, Adolescent Acquired
  • Scoliosis, Congenital
  • Scoliosis Correction
  • Complex Spinal Surgery
  • Herniated Disc
  • Scoliosis (And Kyphoscoliosis), Idiopathic
  • Kyphosis Deformity of Spine
  • Spondylisthesis
  • Spondylitis
  • Cauda Equina Compression
  • Injury, Cauda Equina
  • Spinal Stenosis Surgery
  • Herniated Cervical Disc
  • Herniated Intervertebral Disc
  • Acute Herniated Disc
  • Lumbar Herniated Disc
  • Cervical Disc Herniation
  • Herniated Disc Repair
  • Herniated Disc Surgery
  • Repair of Scoliosis In Pediatric Patient
  • Juvenile Idiopathic Scoliosis


Dr. Baaj is neurosurgeon who specializes in spinal surgery, with advanced training and expertise in spinal oncology and complex reconstructive surgery for spinal deformity. He is accomplished in both minimally invasive spinal surgery and open complex spine surgery. Before joining the faculty at Weill Cornell, Dr. Baaj served as the director of the Spinal Neurosurgery Program at the University of Arizona at Tucson, where he led the clinical program and founded the multidisciplinary spine conference and spinal research fellowship program. Dr. Baaj was the neurosurgery faculty recipient of the Humanism in Medicine award in both 2013 and 2014 while at the University of Arizona. His commitment to and excellence in training and education has earned him faculty positions in several national and international spine training workshops and conferences.

TRAININGDr. Baaj earned both Bachelor’s and Master’s degrees from Boston University before receiving his M.D. from the Boston University College of Medicine in 2004. He completed a general surgery internship at Johns Hopkins University in Baltimore, followed by a neurosurgical residency at the University of South Florida in Tampa. Dr. Baaj received further training as a Research Fellow at the Spinal Biomechanics Laboratory at St. Joseph’s Hospital/Barrow Neurological Institute in Phoenix and as a Complex Spine Fellow at Johns Hopkins, with an emphasis on advanced techniques in spinal tumor resection and spinal reconstruction. He also completed a two-month traveling fellowship in Paris studying advanced techniques for pediatric deformity and scoliosis, with an emphasis on neuromuscular and idiopathic scoliosis.

RESEARCH & PUBLICATIONSDr. Baaj has authored more than 100 abstracts, manuscripts, and book chapters, with an emphasis on spinal anatomy, minimally invasive spine surgery, and advanced surgical techniques. His research interests include spinal biomechanics and clinical outcomes studies. He serves on the editorial boards of Clinical Neurology and Neurosurgery and the Journal of Spinal Disorders and Techniques. He is a peer reviewer for these journals as well as for the European Spine Journal and the International Journal of Spine Surgery. Dr. Baaj is also the lead editor of the Handbook of Spine Surgery, now in its 2nd edition.



Board Certifications

  • Surgery, Neurological

Clinical and Academic Positions

  • Associate Attending Neurological Surgeon - NewYork-Presbyterian Hospital
  • Associate Professor of Neurological Surgery - Weill Cornell Medical College, Cornell University

Education and Training

  • M.D., Boston University School of Medicine, 2004
  • M.A., Boston University, 2000
  • B.A., Boston University, 1998


Insurance Plans Accepted

The following represents most of the managed care plans accepted by this physician. If your insurance carrier does not appear here please contact the physician’s office as they may have individual contracts not included on this site.

* indicates this physician is no longer accepting new patients with this insurance plan.

  • AETNA - Medicare
  • Aetna - Weill Cornell - POS
  • Aetna-NYP - EPO/POS
  • Affinity Access
  • Affinity Health Plan
  • Amida Care
  • Emblem Select Care
  • Empire Blue Cross/Blue Shield - Blue Access
  • Empire Blue Cross/Blue Shield - Blue Connection
  • Empire Blue Cross/Blue Shield - EPO
  • Empire Blue Cross/Blue Shield - HMO
  • Empire Blue Cross/Blue Shield - Mediblue (Senior)
  • Empire Blue Cross/Blue Shield - PPO
  • Empire Blue Cross/Blue Shield HealthPlus
  • Empire Blue Cross/Blue Shield HealthPlus - CHP
  • Fidelis Care
  • GHI - CBP
  • Health First
  • Health Insurance Plan of NY (HIP) - Medicaid
  • Health Insurance Plan of NY (HIP) - Medicare
  • Health Insurance Plan of NY (HIP)
  • Medicaid
  • Medicare
  • Oxford Health Plans - Medicare Advantage
  • Oxford Health Plans - Metro/Core/Charter
  • Oxford Health Plans - Liberty
  • Oxford Health Plans - Freedom
  • Rockefeller University - Trustmark
  • United Empire
  • United Healthcare
  • United Healthcare - Community Plan
  • United Healthcare - Medicare
  • United Healthcare Compass
  • VNSNY CHOICE - Medicare
  • WellCare of NY

Locations and Appointments