S91.3Non-Billable (Header)Open wound of footChild CodesS91.30Unspecified open wound of footS91.31Laceration without foreign body of footS91.32Laceration with foreign body of footS91.33Puncture wound without foreign body of footS91.34Puncture wound with foreign body of footS91.35Open bite of footCode Hierarchy└S91Open wound of ankle, foot and toes└S91.3Open wound of foot└S91.3Open wound of foot