How long would you go for?
I was in a similar setup, but only for 5 days. I was supposed to attend groups to learn how to get back on my feet. My meds were adjusted. I saw my pdoc and T daily.
Apparently people come in for 5-14 days, often when they are suicidal or just cannot function any more due to their MI.

It was helpful for me to hand over responsibility for a while and just be able to really have down-time