Rapid test. must this be referd by a doctor or can you go on your own.

Check locally: Most areas of the world have local hotlines one can call to schedule a test, or drive through locations that are 1st come 1st serve, & these do not usually require a Dr referral, but only some of them do rapid testing. Check with local hospital or health dept or online.

Well : Many places are offering Covid testing without seeing a doctor. These can be health departments grocery stores pharmacies Walmart