2020 ICD-10-CM Diagnosis Code T28.5XXD

Corrosion of mouth and pharynx, subsequent encounter

    2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
  • T28.5XXD is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM T28.5XXD became effective on October 1, 2019.
  • This is the American ICD-10-CM version of T28.5XXD - other international versions of ICD-10 T28.5XXD may differ.
The following code(s) above T28.5XXD contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to T28.5XXD:
  • S00-T88
    2020 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    • 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
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T28
    ICD-10-CM Diagnosis Code T28

    Burn and corrosion of other internal organs

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Use Additional
    • external cause code to identify the source and intent of the burn (X00-X19, X75-X77, X96-X98)
    Burn and corrosion of other internal organs
  • T28.5
    ICD-10-CM Diagnosis Code T28.5

    Corrosion of mouth and pharynx

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Code First
    • (T51-T65) to identify chemical and intent
    Corrosion of mouth and pharynx
Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
  • T28.5XXD is considered exempt from POA reporting.
ICD-10-CM T28.5XXD is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 949 Aftercare with cc/mcc
  • 950 Aftercare without cc/mcc

Convert T28.5XXD to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To T28.5XXD
T28.419 Burn of unspecified ear drum
T28.419A …… initial encounter
T28.419D …… subsequent encounter
T28.419S …… sequela
T28.49 Burn of other internal organ
T28.49XA …… initial encounter
T28.49XD …… subsequent encounter
T28.49XS …… sequela
T28.5 Corrosion of mouth and pharynx
T28.5XXA …… initial encounter
T28.5XXD …… subsequent encounter
T28.5XXS …… sequela
T28.6 Corrosion of esophagus
T28.6XXA …… initial encounter
T28.6XXD …… subsequent encounter
T28.6XXS …… sequela
T28.7 Corrosion of other parts of alimentary tract
T28.7XXA …… initial encounter
T28.7XXD …… subsequent encounter
T28.7XXS …… sequela
T28.8 Corrosion of internal genitourinary organs

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.