The sheer disregard shown by this regime for the humanity of trans kids and their families is breathtakingly cruel. The Dr. Oz-run Centers for Medicare & Medicaid Services has proposed two rules that would severely restrict access to gender affirming care for young Americans.
For now, the most important thing you can do is submit a public comment about the harm these proposed rules would cause. Your comments may not ultimately sway this transphobic regime, but they will be very important for future lawsuits: https://act.hrc.org/page/183931/petition/1?ea.tracking.id=or_gnr_hrc_indivisible
If you have a fediverse account, you can quote this note from your own instance. Search https://mastodon.social/users/indivisibleteam/statuses/115787150074012574 on your instance and quote it. (Note that quoting is not supported in Mastodon.)