That’s correct. You could also say “can I have the check, please”

Check please

Yes, you can say"check please." But that just means you want the bill. It has nothing to do with how you pay it.

Yes, the 'check' in the case of restaurants is a 'bill.' So, you're requesting the 'bill' or 'check,' in order to pay it. Generally, a 'check' is a financial instrument, but for restaurants, a 'check' is the bill that could be paid via cash, credit card, or (sometimes) a personal check.

Yes, you can say “ Chan I have the check please? ” or if you want to be extra polite you can say “May I please have the check?”