Greenestone Healthcare has added are Dr. David Patrick, MD, MA, CCFP, ABAM as Clinical Director. As clinical director at GreeneStone Muskoka, Dr. Patrick brings expertise in addiction assessment, medical detoxification, and treatment for concurrent disorders, as well as extensive experience with individual and group therapy. Dr. Patrick will be coming to GreeneStone after working as an attending physician in the Addiction Division at Homewood Health Centre and as a consultant addictionist for Hope Place Women's Treatment Centre and Halton Recovery House.