Some other points:
1. You may be able to offset some of this with any gambling losses you had in the same year, if you itemize.
2. If you have an ACA Premium Tax Credit, you'll likely have to pay it back.
3. You may be subject to additional Medicare tax.
https://www.irs.gov/Businesses/Small-Businesses-&-Self-Employed/Questions-and-Answers-for-the-Additi...
