Yes, you can deduct at least some of the expenses for your Certified Therapy Dog. Here is a discussion pertaining to this topic. There are also other sources out there that support that if the dog is going to nonprofit hospitals and the like that this is a charitable donation expense. Good recordkeeping is key here. The mileage to get to the visits would be a charitable deduction.
The deductions for your situation would be charitable, not medical deductions. They would apply if you are itemizing deductions and not taking the standard deduction.
Charitable Donations
