Hope she gets the care she needs (and deserves).
I really have no idea what the story is re: health insurance but was curious and googled. Reddit has been talking about it and came up with below from 2022.
Mary Lou Rettonā€™s luxury Houston home
If she truly is in need of assistance, the crowdfunding is a good thing. But I am sorry to say that I do have my suspicions about it and/or if there is a true need for donations.