Inclusion Criteria:  Client seen in integrated behavioral health in Boston Medical Center's General Internal Medicine and Family Medicine clinics. Able to receive therapy in English (per participant report) Exposure to trauma (as indicated by Life Events Checklist for the DSM-5 [LEC-5]) Subthreshold or Full Criteria for PTSD (as indicated by the PTSD Checklist for the DSM-5 [PCL-5]) Reasonable to access to technology needed to support either condition (e.g., phone, computer, internet access).  Exclusion Criteria:  Patient is not appropriate for outpatient level of care / standard of care provided in IBH (per clinician judgement) Currently receiving cognitive behavioral therapy for PTSD elsewhere (e.g., CPT, PE, EMDR). Patient is experiencing bereavement (death of someone close) as primary clinical concern, and is therefore not a good fit for a PTSD-specific treatment at this time.