Some general physicians are open to looking at possible ADHD and managing the treatment for a patient, and some are not. All you can do is ask.
If your GP is unwilling, here’s a list of other types of clinicians who regularly evaluate for ADHD:
Many therapists are offering teletherapy during the pandemic. You might reach out to your psychiatrist and see if she is.
ADDitude Community Moderator, Parenting ADHD Coach & Author, Mom to teen w/ ADHD, LDs, and autism