Welcome at HCM.
If you did not have loss of consciousness
,altered consciousness or headache then you may have home treatment.If you are not having difficulty in chewing & able to do all movements then there is no need to go to doctor.You should do rest.Take a good analgesic
or aleeve.If there is a wound or abraasion then you should consult to your doctor for prescription of antibiotic.
Hope this will help you.
With best wishes.