I'm having pain in my left deltoid area continious numbness & tingling in finger 3, 2, & 1. I had an mri, no torn rotator cuff or acoromin issue.?

Check neck. Could be from the shoulder or referred. Common referred sources include: abdomen, heart and neck. Shoulder sources include: arthritis, labral tears, instability, tendinitis, rotator cuff tears, bursitis, painful bony spurs etc. Shoulder blade pain can be from the neck or bursitis around the blade. A herniated disk in the neck could be causing your symptoms. See an orthopedist.
MRI cervical spine . Mri cervical spine next to exclude referred pain from a cervical disc pressing on one of your nerves, .