ICD-10/S94

S94 ICD 2026 Code: Injury of nerves at ankle and foot level

S94 is the authoritative medical code for Injury of nerves at ankle and foot level. This classification is used in medical billing and clinical recording to specify the clinical criteria for injury of nerves at ankle and foot level (ICD-10-CM S94), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Injury of nerves at ankle and foot level is a non-billable ICD-10-CM category code S94. A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): burns and corrosions T20-T32; fracture of ankle and malleolus S82.-; frostbite T33-T34; insect bite or sting, venomous T63.4. Code also: any associated open wound S91.-. 7th character: The appropriate 7th character is to be added to each code from category S94.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S94 in the official ICD-10-CM tabular list.

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • burns and corrosions T20-T32
  • fracture of ankle and malleolus S82.-
  • frostbite T33-T34
  • insect bite or sting, venomous T63.4

Code Also

Additional codes that may be required to fully describe the encounter.

  • any associated open wound S91.-

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S94 be billed directly?

No. S94 (Injury of nerves at ankle and foot level) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S94 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category S94.

Can S94 be reported alongside related conditions?

Per Excludes2 instructions, S94 and the following may both be reported when both are present: burns and corrosions (T20-T32); fracture of ankle and malleolus (S82.-); frostbite (T33-T34); insect bite or sting, venomous (T63.4).

Codes in This Family (40)

Official ICD-10-CM classifications in the same code family as S94, with their registry titles.

  • S94.0 — Injury of lateral plantar nerve
  • S94.00A — Injury of lateral plantar nerve, unspecified leg, initial encounter
  • S94.00D — Injury of lateral plantar nerve, unspecified leg, subsequent encounter
  • S94.00S — Injury of lateral plantar nerve, unspecified leg, sequela
  • S94.01A — Injury of lateral plantar nerve, right leg, initial encounter
  • S94.01D — Injury of lateral plantar nerve, right leg, subsequent encounter
  • S94.01S — Injury of lateral plantar nerve, right leg, sequela
  • S94.02A — Injury of lateral plantar nerve, left leg, initial encounter
  • S94.02D — Injury of lateral plantar nerve, left leg, subsequent encounter
  • S94.02S — Injury of lateral plantar nerve, left leg, sequela
  • S94.1 — Injury of medial plantar nerve
  • S94.10A — Injury of medial plantar nerve, unspecified leg, initial encounter
  • S94.10D — Injury of medial plantar nerve, unspecified leg, subsequent encounter
  • S94.10S — Injury of medial plantar nerve, unspecified leg, sequela
  • S94.11A — Injury of medial plantar nerve, right leg, initial encounter
  • S94.11D — Injury of medial plantar nerve, right leg, subsequent encounter
  • S94.11S — Injury of medial plantar nerve, right leg, sequela
  • S94.12A — Injury of medial plantar nerve, left leg, initial encounter
  • S94.12D — Injury of medial plantar nerve, left leg, subsequent encounter
  • S94.12S — Injury of medial plantar nerve, left leg, sequela
  • S94.2 — Injury of deep peroneal nerve at ankle and foot level
  • S94.20A — Injury of deep peroneal nerve at ankle and foot level, unspecified leg, initial encounter
  • S94.20D — Injury of deep peroneal nerve at ankle and foot level, unspecified leg, subsequent encounter
  • S94.20S — Injury of deep peroneal nerve at ankle and foot level, unspecified leg, sequela
  • S94.21A — Injury of deep peroneal nerve at ankle and foot level, right leg, initial encounter
  • S94.21D — Injury of deep peroneal nerve at ankle and foot level, right leg, subsequent encounter
  • S94.21S — Injury of deep peroneal nerve at ankle and foot level, right leg, sequela
  • S94.22A — Injury of deep peroneal nerve at ankle and foot level, left leg, initial encounter
  • S94.22D — Injury of deep peroneal nerve at ankle and foot level, left leg, subsequent encounter
  • S94.22S — Injury of deep peroneal nerve at ankle and foot level, left leg, sequela
  • S94.3 — Injury of cutaneous sensory nerve at ankle and foot level
  • S94.30A — Injury of cutaneous sensory nerve at ankle and foot level, unspecified leg, initial encounter
  • S94.30D — Injury of cutaneous sensory nerve at ankle and foot level, unspecified leg, subsequent encounter
  • S94.30S — Injury of cutaneous sensory nerve at ankle and foot level, unspecified leg, sequela
  • S94.31A — Injury of cutaneous sensory nerve at ankle and foot level, right leg, initial encounter
  • S94.31D — Injury of cutaneous sensory nerve at ankle and foot level, right leg, subsequent encounter
  • S94.31S — Injury of cutaneous sensory nerve at ankle and foot level, right leg, sequela
  • S94.32A — Injury of cutaneous sensory nerve at ankle and foot level, left leg, initial encounter
  • S94.32D — Injury of cutaneous sensory nerve at ankle and foot level, left leg, subsequent encounter
  • S94.32S — Injury of cutaneous sensory nerve at ankle and foot level, left leg, sequela

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code S89 Other and unspecified injuries of lower leg
ICD Code S90 Superficial injury of ankle, foot and toes
ICD Code S91 Open wound of ankle, foot and toes
ICD Code S92 Fracture of foot and toe, except ankle
ICD Code S93 Dislocation and sprain of joints and ligaments at ankle, foot and toe level
ICD Code S95 Injury of blood vessels at ankle and foot level
ICD Code S96 Injury of muscle and tendon at ankle and foot level
ICD Code S97 Crushing injury of ankle and foot
ICD Code S98 Traumatic amputation of ankle and foot
ICD Code S99 Other and unspecified injuries of ankle and foot
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