Possibly. Depending on the rest of your circumstances, you could deduct this as an education expenses using the Lifetime Learning Credit. The maximum deduction is 20% of costs up to $10,000.
The CNA class must be to acquire or improve job skills and your income must be within certain limits.
To enter this in TurboTax, in the search box, search for 1098T and click the Jump to link.
For more details, see: Who is eligible for the Lifetime Learning Credit?
