You need to meet an ENT, Head & Neck Surgeon immediately! A CT scan of Facial Bones with 3d reconstruction will reveal the extent of the damage. You are at a delicate age where the bones in your body are transforming from adolescence to adulthood. This requires the ENT, Head & Neck Surgeon to take special care to factor in this situation into the plan of action.
Next Steps
Knowing how the NHS works, you are welcome to come down to Bengaluru, India to my clinic for further management if you feel that you are not getting immediate help there.