Yes, it can be repaired. you can send us a picture or x-ray on our WhatsApp number or you can do mail also. we need to confirm in x-ray the depth of the cavity. in the case of a deep cavity, it can be treated with root canal treatment. and then a dental crown should be given. there is various kind of crowns like metal, PFM crown or All ceramic crown. sometimes, broken part is less then it can be repaired with dental filling material also.