90836 Psychotherapy with an E/M visit, about 45 minutes (add-on)CPT · BillingBrief summaryAn add-on code for roughly 45 minutes of psychotherapy done during the same visit as an E/M service by a prescriber.Copy codeWhat to knowBilled with an E/M code, never alone.Related codes90833 Psychotherapy with an E/M visit, about 30 minutes (add-on) CPT90838 Psychotherapy with an E/M visit, about 60 minutes (add-on) CPT90834 Psychotherapy, about 45 minutes CPT