S84.9 Injury of unspecified nerve at lower leg level

Non-billable header with 3 child codes.

Applies from S84 Injury of nerves at lower leg level

Excludes2 (not included here)

• injury of nerves at ankle and foot level (S94.-)

Code also

• any associated open wound (S81.-)

7th character note

• The appropriate 7th character is to be added to each code from category S84

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Codes under S84.9

• S84.90 Injury of unspecified nerve at lower leg level, unspecified leg
• S84.91 Injury of unspecified nerve at lower leg level, right leg
• S84.92 Injury of unspecified nerve at lower leg level, left leg

Code annotations containing back-references to S84.9

Back-references to S84

• Type 2 Excludes: M23 Internal derangement of knee ("current injury - see injury of knee and lower leg (S80-S89)")
• Type 2 Excludes: S74 Injury of nerves at hip and thigh level ("injury of nerves at lower leg level (S84.-)")

Diagnosis Index entries for S84.9

• Injury › nerve NEC › leg (lower)

Nearby codes

• S84.802S Injury of other nerves at lower leg level, left leg, sequela
• S84.809 Injury of other nerves at lower leg level, unspecified leg
• S84.809A Injury of other nerves at lower leg level, unspecified leg, initial encounter
• S84.809D Injury of other nerves at lower leg level, unspecified leg, subsequent encounter
• S84.809S Injury of other nerves at lower leg level, unspecified leg, sequela
• S84.9 Injury of unspecified nerve at lower leg level (this code)
• S84.90 Injury of unspecified nerve at lower leg level, unspecified leg
• S84.90XA Injury of unspecified nerve at lower leg level, unspecified leg, initial encounter
• S84.90XD Injury of unspecified nerve at lower leg level, unspecified leg, subsequent encounter
• S84.90XS Injury of unspecified nerve at lower leg level, unspecified leg, sequela
• S84.91 Injury of unspecified nerve at lower leg level, right leg