S01.90XS

Unspecified open wound of unspecified part of head, sequela

Billable / specificPOA exempt

S01.90XS is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from S01)

  • injuries of ear
  • injuries of eye
  • injuries of face [any part]
  • injuries of gum
  • injuries of jaw
  • injuries of oral cavity
  • injuries of palate
  • injuries of periocular area
  • injuries of scalp
  • injuries of temporomandibular joint area
  • injuries of tongue
  • injuries of tooth
  • Note: Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • Note: The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

Excludes1

Not coded here — never report together with this code.

  • open skull fracture (S02.- with 7th character B) (from S01)

Excludes2

Not included here — may be reported together when both conditions exist.

  • birth trauma (P10-P15) (from S01)
  • obstetric trauma (O70-O71) (from S01)
  • burns and corrosions (T20-T32) (from S01)
  • effects of foreign body in ear (T16) (from S01)
  • effects of foreign body in larynx (T17.3) (from S01)
  • effects of foreign body in mouth NOS (T18.0) (from S01)
  • effects of foreign body in nose (T17.0-T17.1) (from S01)
  • effects of foreign body in pharynx (T17.2) (from S01)
  • effects of foreign body on external eye (T15.-) (from S01)
  • frostbite (T33-T34) (from S01)
  • insect bite or sting, venomous (T63.4) (from S01)
  • injury of eye and orbit (S05.-) (from S01)
  • traumatic amputation of part of head (S08.-) (from S01)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify any retained foreign body, if applicable (Z18.-) (from S01)

Code also

An additional code may be needed.

  • for any associated infection (from S01)
  • any associated: (from S01)
  • injury of cranial nerve (S04.-) (from S01)
  • injury of muscle and tendon of head (S09.1-) (from S01)
  • intracranial injury (S06.-) (from S01)
  • wound infection (from S01)

7th character

The 7th character values that apply to this code (defined at S01). Use the placeholder "X" for missing positions.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Parent code

  • S01.90Unspecified open wound of unspecified part of headNeeds 7th char

Related codes

  • S01.90XAUnspecified open wound of unspecified part of head, initial encounterBillable
  • S01.90XDUnspecified open wound of unspecified part of head, subsequent encounterBillable

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