The language online is standard, if confusing. The denial letter will be mailed and posted online as well.

It is correct that you are not assigned a case worker at the local office. You will submit your appeal and essentially be in limbo waiting for an ALJ to be assigned. SS was having Senior Attorneys review files for OTR decisions a few years back, but I'm unsure if that's continuing. You should ask your attorney when she will file an OTR request, because most seem to wait until right before a hearing will be scheduled.