Can I fix or lengthen cusps to change back to original bite? (Photo)

I got a crown and my dentist shaved my molar cusp down on outer side of tooth and two others next to back molar now I am suffering withhorriable jaw pain and since then have had three teeth crack and being so scared I didn't act on one because off all the trauma to my mouth and now have to get an implant Is there's away to length ing my cusps to set jaw back in place. Should I get jaw surgery or isthere away to get square jaw backHe did not ask so I made him stop immediately I still