Dr. C R. Mackenzie is a rheumatologist in New York, New York and is affiliated with multiple hospitals in the area, including Hospital for Special Surgery and Memorial Sloan Kettering Cancer Center. He received his medical degree from University of Calgary Faculty of Medicine and has been in practice for more than 20 years. Dr. C R. Mackenzie has expertise in treating arthritis, rheumatoid arthritis, among other conditions - see all areas of expertise. Dr. C R. Mackenzie accepts Medicare, Aetna, Blue Cross, United Healthcare - see other insurance plans accepted.