Isang board-certified neurosurgeon, si Dr. Qassim. Ang Royal College of Physicians and Surgeons ng Glasgow ay ginawaran siya ng fellowship (FRCS).

Sinabi ni Dr. Nakagawa si Qassim ng mahigit 3000 na pamamaraan sa iba't ibang subspecialty, kabilang ang skull base, cerebral hemorrhage (pagdurugo), at spinal microscopic vascular neurosurgery (cerebral aneurysm, AVM, AV fistula, at cavernoma). ang mga tumor sa utak at spinal cord (glioma, meningioma, neuroma, schwannoma), (Adenoma) ng pituitary gland surgery, Hydrocephalus, VP at VA shunt, neuroendoscopy, lumbar at cervical disc surgery, narrow spinal canal surgery, endoscopic third ventriculostomy (stenosis.

MRCS, Royal College of Physicians at Surgeon ng Glasgow, UK

Consultant Neurosurgeon, Rashid Hospital, UAE