Dr. Joseph K. Jamaris is a neurosurgeon in Columbia, Maryland and is affiliated with multiple hospitals in the area, including Johns Hopkins Medicine-Howard County Medical Center and University of Maryland Baltimore Washington Medical Center. He received his medical degree from University of Maryland School of Medicine and has been in practice for more than 20 years. Dr. Joseph K. Jamaris has expertise in treating spinal stenosis and spondylosis, among other conditions - see all areas of expertise. Dr. Joseph K. Jamaris accepts Medicare, Aetna, Blue Cross, Kaiser, United Healthcare - see other insurance plans accepted. Dr. Joseph K. Jamaris is highly recommended by patients.