Yes, it is recommended that you file an amendment and include the 1099-C.
Although, I would hold on to the document and do nothing right
now. If you do need to amend your return for some other
reason, then add the 1099-C. You have until April 18th, 2017 to file the amendment so give yourself some time just in case your receive additional tax documents in the next few weeks.
However, If you do decide to amend your return without the additional wait time then
you can follow the directions listed below:
https://ttlc.intuit.com/replies/3318732