The AMA is officially opposed to single payer healthcare. Maybe it wouldn't make a huge difference, but I think it could change a few minds if the body who represents all doctors in the US didn't have the stance that we all just need more and better insurance.
This is from the American Medical Association. A body composed of some 270 thousand medical professionals.
Find out how the ACA should be improved, and why improving the ACA is preferable to pursuing Medicare-for-All:
://www.ama-assn.org/delivering-care/patient-support-advocacy/ama-vision-health-care-reform
These aren't social interactions. Gotta go to the specialist doctor that's accepting new patients, and takes our insurance.