Red patch inside cheek in mouth. not swollen or painful, just raw to the touch. been there 2 months. lump on neck beside throat. oral cancer?!

Almost unheard of: in a person of your age. However, infection is a real possibility. You have health insurance coverage. You should see your GP and have this checked out. Good luck!

Rare for age: Rare for age. See oral surgeon or ENT doc if you have any of these symptoms: Persistent mouth sore, persistent mouth pain, a lump or thickening in the cheek, a white/red patch on the gums, tongue, tonsil, or lining of the mouth, a sore throat, hoarseness or feeling that something is caught in the throat that does not go away, difficulty swallowing/chewing.