I just wanted to share my full timeline, since this site has helped me out quite a bit.
Reason: Mental health/back pain
Code 37 applied - 27 Aug 23
MH NARSUM complete - 18 Oct 23
IRILO with PCM - 7 Nov 23
CIS Signed (Do Not Retain) - 8 Nov 23
Medical NARSUM complete - 28 Nov 23
Full MEB (AFPC)...