Dr. John P. Gruen graduated from the Columbia University College of Physicians and Surgeons in 1986. He works in Los Angeles, CA and specializes in Neurological Surgery. Dr. Gruen is affiliated with LAC USC Medical Center and Keck Medical Center Of USC.
Years in Practice: 29 Years
Languages Spoken: English
Medical School: Columbia University College of Physicians and Surgeons
Graduation Date: 1986
Specialties: Neurological Surgery