@galileesilk 15 months isn't too worrisome, but if you want to be proactive, it's there as a resource. I honestly believe that PT could help ease your anxiety too.
I work with PT & OT in my career and they do amazing things!
@galileesilk
just ?
Get him in PT. That's what it's for. There shouldn't be a sigma. The PT will even guide you as parents and provide you with tips and tricks to help at home.