I'd be inclined to get it checked sooner rather than later. I had stones after dd and I can honestly say, I've never felt anything like it. First time the dr, nurse, and Ambos when they arrived, all thought I (at 26) was having a heart attack. Second attack 3 months later, they Ambos again thought I was having a heart attack.

It was dreadful. I felt like I just needed to go to bed.

I'd honestly get it checked and sorted as quick as possible. It's not a pain you want to keep getting