Structured Treatment of Pain (STOP) Study

Inclusion Criteria: * Veteran Status * Diagnosis of TBI of any severity verified in VA medical records (e.g., VA TBI Comprehensive Evaluation or other comparable neuropsychological or medical evaluation in the record) * Most recent TBI must have occurred after onset of OEF * Military Service in OEF, OIF, and/or OND * Average pain intensity in the past month of 4 or above on 0-10 numeric rating scale (moderate pain and above) * Pain of at least six months duration, with pain reportedly present greater than or equal to half of the days in the past six months * Able to read and speak English * Able to communicate over the phone (i.e., must be verbal) * Age 18 years or older Exclusion Criteria: * Hospitalization for psychiatric reasons involving psychosis other than suicidal ideation, homicidal ideation, and/or PTSD * Communication limitations that would prevent ability to participate in the intervention or assessments * Cognitive impairment that interferes with ability to engage in the intervention despite modifications specifically for TBI. This will be defined as a score of 5/10 or less indicating moderate or severe cognitive impairment on the Short Portable Mental Status Questionnaire (SPMSQ) * Diagnosis of primary psychotic or major thought disorder as listed in participant's medical record or self-reported