T28.99XD

Corrosions of other internal organs, subsequent encounter

Billable / specificPOA exempt

T28.99XD 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 T28)

  • 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.

Excludes2

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

Code first

Sequence the underlying condition first.

Use additional code

Add a code to identify the following, if applicable.

  • code to identify any retained foreign body, if applicable (Z18.-) (from T28)
  • external cause code to identify the source and intent of the burn (X00-X19, X75-X77, X96-X98) (from T28)
  • external cause code to identify place (Y92) (from T28)

7th character

The 7th character values that apply to this code (defined at T28). Use the placeholder "X" for missing positions.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Parent code

  • T28.99Corrosions of other internal organsNeeds 7th char

Related codes

  • T28.99XACorrosions of other internal organs, initial encounterBillable
  • T28.99XSCorrosions of other internal organs, sequelaBillable

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