ICD-10-CM > M00-M99 > M45-M49 > M48 > M48.0 > M48.06 M48.06 Spinal stenosis, lumbar region Non-Billable/Non-Specific Codes M48.061Spinal stenosis, lumbar region without neurogenic claudicationM48.062Spinal stenosis, lumbar region with neurogenic claudication