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ICD-10-CM 2027

ICD-10 code for hip injury

S79.91

Unspecified injury of hip

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Injury › hip”. Page updated September 29, 2026.

About coding hip injury

The ICD-10-CM code for hip injury is S79.91 (Unspecified injury of hip). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on S79.91.

Within S79.9 (unspecified injury of hip and thigh), S79.91 is specifically for unspecified injury of hip. Related codes cover thigh (S79.92).

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.

More specific hip injury codes (official index)

  • blood vessel
  • contusion
  • dislocation
  • fracture
  • muscle
  • nerve
  • open
  • sprain
  • superficial
  • specified NEC S79.81 — Other specified injuries of hip

Common questions about hip injury ICD-10 codes

What is the ICD-10 code for hip injury?

S79.91 — Unspecified injury of hip (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: S79.81.

Is S79.91 billable?

No. S79.91 is a header code. Report one of its more specific subcodes instead.