Evidence Checklist: Chronic Pain Syndrome
DC 8899-8799
Significant gaps — claim likely to be denied or underrated
Specialist Opinion (Highest Value)
Pain specialist evaluation documenting chronic pain syndrome diagnosisCritical
A pain management specialist evaluation confirming the diagnosis of chronic pain syndrome with documentation of pain duration (more than 3-6 months), pain descriptors, functional limitations, and psychological impact.
Nexus opinion linking chronic pain syndrome to service-connected condition (at least as likely as not)Critical
Medical opinion connecting CPS to a service-connected physical condition (musculoskeletal injury, nerve injury, TBI) or to the psychological sequelae of service-connected PTSD. CPS is typically rated as a secondary condition.
Functional capacity evaluation (FCE) or occupational therapy assessment
A formal FCE documenting functional limitations in lifting, standing, walking, and work-related activities caused by chronic pain. Critical for establishing unemployability if applicable.
Psychological evaluation documenting pain-related depression or anxiety
Psychiatric or psychological evaluation documenting comorbid depression, anxiety, or PTSD exacerbated by or contributing to chronic pain, which may support a separate mental health rating.
Treatment Records
Serial pain scale documentation (VAS/NRS) in medical recordsCritical
Consistent numeric or visual analog pain scale ratings recorded over time in treatment records, demonstrating chronic uncontrolled pain despite treatment.
Comprehensive pain management treatment records
Records of multimodal pain treatment including medications (opioids, SNRIs, anticonvulsants), physical therapy, interventional procedures, and behavioral pain management.
Lay Statements & Personal Documentation
Buddy statement from spouse, family, or fellow service member
A written statement from someone who can describe observable symptoms and how your condition affects daily life.
Personal statement describing symptoms and functional impact
Your own written account of how this condition affects your daily activities, work, and relationships. Describe your worst days.
Disability Benefits Questionnaire (DBQ)
Completed DBQ Central Nervous System and Neuromuscular DiseasesCritical
VA standardized form for nervous system conditions capturing chronic pain severity and functional impact.
Service Records
Service treatment records (STRs)Critical
Military medical records showing in-service treatment, complaints, or injuries related to this condition.