Bilateral back pain icd 10 July 8, 2019 16 32 64 128 Bilateral back pain icd 10 code Bilateral low back pain icd 10 Bilateral lower back pain icd 10 Bilateral thoracic back pain icd 10 Bilateral knee and back pain icd 10 Chronic bilateral thoracic back pain icd 10 cm Acute bilateral low back pain icd 10 cm Bilateral low back pain with sciatica icd 10