Please moms help 😢

2 weeks ago I found out I was pregnant and since 3:30 a.m I have been bleeding and I don’t know if this is a miscarriage I have never had one I went to the ER early this morning they aren’t to sure why I’m bleeding and don’t know if I already had a miscarriage my HGC level is 20000 please help do I go back to the hospital?