Sample referral letters to patients for PhysiciansTherapistsNutritionists The above are suggested referral letters, that professionals may use to send out to Patients who may be have any problems with compulsive overeating, obesity, anorexia, bulimia, binge eating, restricting, over-exercising, and body dysmorphia. Other Resources that may be of help are: When Should I Refer Someone to Overeaters Anonymous? Professional Community Courier