Low back pain icd 9 code July 8, 2019 16 32 64 128 Low back pain unspecified icd 9 code Icd 9 codes low back pain Chronic low back pain icd 9 code Icd 9 code low back pain with radiculopathy Icd 9 code for low back pain with sciatica Icd 9 code for low back pain radiating to leg Low back pain icd 9