A hamster bite is not especially dangerous. Any bite from any animal carries some risk of infection or disease, but hamster bites are no more risky than that of any other animal. You should, however, wash the bite and keep an eye on it.
This is not Medical Advice please check with your MD. No hamster bites are not dangerous. It woulddepend on the severity of the bite. A common hamster bite just need to squeeze out access blood ,wash with soap and water then covered with band-aid