I used to get paid by a provider previously approved by Spina Bifida Healthcare. They are no longer approved. Now what?

Exactly - find a new job! Or is there some other problem?

I'm not sure why you are asking here, this is a forum of elder caregivers from across the USA and around the world. My suggestion is that since RN's are in demand you should look for new employment, but that's just my 2¢.