Scalp open wound icd 10 July 8, 2019 16 32 64 128 Unspecified open wound scalp icd 10 Open wound right scalp icd 10 Open wound left scalp icd 10 Unspecified open wound of scalp initial encounter icd 10 Scalp wound icd 10 Scalp laceration wound icd 10 Scalp laceration icd 10 code