If so, please call the member services number on the back of your insurance card before your first appointment and ask about coverage for these codes, which are the ones we bill most often: 90791: Intake session 90837: Individual therapy 90847: Couples or family therapy When you call, it helps to ask whether you have outpatient mental health benefits, whether you've met your deductible, what your copay or coinsurance is per session, and whether you need a referral or preauthorization.