ICD-10-CM 2027 diagnosis code
S94.2Injury of deep peroneal nerve at ankle and foot level
S94.2 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it and add the required 7th character.
Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About S94.2
S94.2 is the ICD-10-CM diagnosis code for injury of deep peroneal nerve at ankle and foot level. It belongs to category S94 (injury of nerves at ankle and foot level), block S90-S99 (injuries to the ankle and foot) and chapter 19 (injury, poisoning and certain other consequences of external causes). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.
Within S94 (injury of nerves at ankle and foot level), S94.2 is specifically for injury of deep peroneal nerve at ankle and foot level. Related codes cover lateral plantar nerve (S94.0), medial plantar nerve (S94.1), cutaneous sensory nerve at ankle and foot level (S94.3), other nerves at ankle and foot level (S94.8) and unspecified nerve at ankle and foot level (S94.9).
Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
7th character
The appropriate 7th character is to be added to each code from category S94
- S94.20Injury of deep peroneal nerve at ankle and foot level, unspecified leg
- S94.21Injury of deep peroneal nerve at ankle and foot level, right leg
- S94.22Injury of deep peroneal nerve at ankle and foot level, left leg
- Ainitial encounter
- Dsubsequent encounter
- Ssequela
Coding notes
- Injury of terminal, lateral branch of deep peroneal nerve
Notes that apply from higher levels
Instructions written at a parent level also apply to S94.2.
› From S94 Injury of nerves at ankle and foot level
- any associated open wound (S91.-)
Broader instructions also apply from S90-S99 Injuries to the ankle and foot and Chapter 19: Injury, poisoning and certain other consequences of external causes.
Alphabetic index entries
2 entriesTerms in the official ICD-10-CM index that lead to S94.2.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about S94.2
Is S94.2 billable?
- No. S94.2 is a header code. Report one of its more specific subcodes instead.