Joseph S. Ferezy, DC,FIACN is a native of New York City, New York. He is a graduate of Northwestern College of Chiropractic (NWCC), where he received certification in meridian therapy, including acupuncture. Dr. Ferezy later served as an instructor, and ultimately as an assistant professor at NWCC.

He is a Diplomate of the American Chiropractic Academy of Neurology and a Fellow of the International Academy of Chiropractic Neurology. He is author of the chiropractic textbook, "The Chiropractic Neurological Examination" by Aspen Publishers. Dr. Ferezy has published many professional articles, and was awarded a 2nd place "Best Scientific Paper Award" by the American Chiropractic Association Journal of Chiropractic.

Dr. Ferezy has been the program coordinator and lead lecturer for the Neurology Diplomate Programs for Northwestern Health Science University, New York Chiropractic College and Palmer Chiropractic University. Dr. Ferezy has been the key speaker at hundreds of professional lecture engagements including several international engagements.

He has served as a test developer and proctor for the Minnesota Board of Chiropractic Examiners. He has performed hundreds of peer reviews and independent medical examinations and regularly serves as an expert witness in matters such as malpractice. He has also served as a chiropractic expert on behalf of the State of Iowa.

Dr. Ferezy is immediate past-president of the International Academy of Chiropractic Neurology, and has maintained a private practice of chiropractic for over 20 years. His chiropractic practice currently employs a wide range of complementary and alternative treatments including manipulation, acupuncture, decompressive traction, and other chiropractic physiotherapies at the Ferezy Clinic of Chiropractic and Neurology, located in Windsor Heights, Iowa.