If all else fails, the Crohn's and Colitis Foundation has a page here where you can find individual states' laws about private/business restroom access for those with eligible conditions. Mass has a listing that has been explained in other links here, but this might be helpful for future trips elsewhere.
DAS44 t1_jdntilu wrote
Reply to Public restrooms by BooksCatsNCoffee
If all else fails, the Crohn's and Colitis Foundation has a page here where you can find individual states' laws about private/business restroom access for those with eligible conditions. Mass has a listing that has been explained in other links here, but this might be helpful for future trips elsewhere.