All ICD10 Codes
Chapter 19

S00–T88: Injury, Poisoning and Certain Other Consequences of External Causes

Injury, Poisoning and Certain Other Consequences of External Causes diagnostic classification updated for 2026.

Chapter Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)
All CodesBillable Only
Internal Codes
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  • S44.21—

    Injury of radial nerve at upper arm level, right arm

  • S44.21XA—

    Injury of radial nerve at upper arm level, right arm, initial encounter

  • S44.21XD—

    Injury of radial nerve at upper arm level, right arm, subsequent encounter

  • S44.21XS—

    Injury of radial nerve at upper arm level, right arm, sequela

  • S44.22—

    Injury of radial nerve at upper arm level, left arm

  • S44.22XA—

    Injury of radial nerve at upper arm level, left arm, initial encounter

  • S44.22XD—

    Injury of radial nerve at upper arm level, left arm, subsequent encounter

  • S44.22XS—

    Injury of radial nerve at upper arm level, left arm, sequela

  • S44.3—

    Injury of axillary nerve

  • S44.30—

    Injury of axillary nerve, unspecified arm

  • S44.30XA—

    Injury of axillary nerve, unspecified arm, initial encounter

  • S44.30XD—

    Injury of axillary nerve, unspecified arm, subsequent encounter

  • S44.30XS—

    Injury of axillary nerve, unspecified arm, sequela

  • S44.31—

    Injury of axillary nerve, right arm

  • S44.31XA—

    Injury of axillary nerve, right arm, initial encounter

  • S44.31XD—

    Injury of axillary nerve, right arm, subsequent encounter

  • S44.31XS—

    Injury of axillary nerve, right arm, sequela

  • S44.32—

    Injury of axillary nerve, left arm

  • S44.32XA—

    Injury of axillary nerve, left arm, initial encounter

  • S44.32XD—

    Injury of axillary nerve, left arm, subsequent encounter

  • S44.32XS—

    Injury of axillary nerve, left arm, sequela

  • S44.4—

    Injury of musculocutaneous nerve

  • S44.40—

    Injury of musculocutaneous nerve, unspecified arm

  • S44.40XA—

    Injury of musculocutaneous nerve, unspecified arm, initial encounter

  • S44.40XD—

    Injury of musculocutaneous nerve, unspecified arm, subsequent encounter

  • S44.40XS—

    Injury of musculocutaneous nerve, unspecified arm, sequela

  • S44.41—

    Injury of musculocutaneous nerve, right arm

  • S44.41XA—

    Injury of musculocutaneous nerve, right arm, initial encounter

  • S44.41XD—

    Injury of musculocutaneous nerve, right arm, subsequent encounter

  • S44.41XS—

    Injury of musculocutaneous nerve, right arm, sequela

  • S44.42—

    Injury of musculocutaneous nerve, left arm

  • S44.42XA—

    Injury of musculocutaneous nerve, left arm, initial encounter

  • S44.42XD—

    Injury of musculocutaneous nerve, left arm, subsequent encounter

  • S44.42XS—

    Injury of musculocutaneous nerve, left arm, sequela

  • S44.5—

    Injury of cutaneous sensory nerve at shoulder and upper arm level

  • S44.50—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm

  • S44.50XA—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, initial encounter

  • S44.50XD—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, subsequent encounter

  • S44.50XS—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, unspecified arm, sequela

  • S44.51—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm

  • S44.51XA—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, initial encounter

  • S44.51XD—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, subsequent encounter

  • S44.51XS—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, right arm, sequela

  • S44.52—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm

  • S44.52XA—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, initial encounter

  • S44.52XD—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, subsequent encounter

  • S44.52XS—

    Injury of cutaneous sensory nerve at shoulder and upper arm level, left arm, sequela

  • S44.8—

    Injury of other nerves at shoulder and upper arm level

  • S44.8X—

    Injury of other nerves at shoulder and upper arm level

  • S44.8X1—

    Injury of other nerves at shoulder and upper arm level, right arm

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