Mod/severe pain in right neck gland. With pain radiating down neck and throat, radiating into my jaw and two lower molars. Home treatment or doctor?

Periodontitis . Means "inflammation around the tooth" or gum inflammation. There are different types of periodontitis, acute, chronic, local, aggressive, etc. It is treatable condition by your dentist or periodontist. Rec: see a dentist for evaluation and treatment if needed.