Medical expenses: can you claim private medical plan expenses from 2023 on your 2024 return if they were previously unclaimed?

[TurboTaxSusan]

No. You can add the expense to your 2023 return, though.

This TurboTax Canada FAQ tells you how you can do that using ReFile: I've filed my tax return. Can I still make changes?

You can login to TurboTax Canada Online 2023 here: https://ww1.2023.ca.turbotaxonline.intuit.com/