Left thumb metacarpal base fracture icd 10 July 8, 2019 16 32 64 128 Displaced left thumb metacarpal base fracture icd 10 Icd 10 code for left thumb metacarpal base fracture Left fourth metacarpal shaft fracture icd 10 Left 5th metacarpal neck fracture icd 10 Displaced fracture of neck of fifth metacarpal bone left hand icd 10 5th metacarpal base fracture icd 10