M
The Lower Extremity, Left body part is identified by the character M in the 4th position of the ICD-10-PCS procedure code.
It is contained within the Compression root operation of the Anatomical Regions body system
under the Placement section. The 4the position refers to the body part or body region when applicable.
Section:
2 = Placement
Body System:
W = Anatomical Regions
Root Operation:
1 = Compression
Body Part:
3 - Abdominal Wall5 - Back4 - Chest Wall1 - FaceK - Finger, LeftJ - Finger, RightT - Foot, LeftS - Foot, RightF - Hand, LeftE - Hand, Right0 - Head7 - Inguinal Region, Left6 - Inguinal Region, RightD - Lower Arm, LeftC - Lower Arm, RightM - Lower Extremity, LeftL - Lower Extremity, RightR - Lower Leg, LeftQ - Lower Leg, Right2 - NeckH - Thumb, LeftG - Thumb, RightV - Toe, LeftU - Toe, RightB - Upper Arm, LeftA - Upper Arm, Right9 - Upper Extremity, Left8 - Upper Extremity, RightP - Upper Leg, LeftN - Upper Leg, RightSelect the appropriate procedure code based on the approach & device:
2W1M - Lower Extremity, Left
Procedures performed directly on the skin or mucous membrane and procedures performed indirectly by the application of external force through the skin or mucous membrane