Small fiber neuropathy icd 10 July 8, 2019 16 32 64 128 Small fiber neuropathy icd 10 code Small fiber neuropathy icd 10 cm Idiopathic small fiber neuropathy icd 10 Small nerve fiber neuropathy icd 10 Diabetic small fiber neuropathy icd 10 Dm with small fiber neuropathy icd 10 Fiber neuropathy icd 10