2021 ICD-10-CM Diagnosis Code T21.49XD

Corrosion of unspecified degree of other site of trunk, subsequent encounter

    2016 2017 2018 2019 2020 2021 Billable/Specific Code POA Exempt
  • T21.49XD is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Corrosion of unsp degree of other site of trunk, subs encntr
  • The 2021 edition of ICD-10-CM T21.49XD became effective on October 1, 2020.
  • This is the American ICD-10-CM version of T21.49XD - other international versions of ICD-10 T21.49XD may differ.
The following code(s) above T21.49XD 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 T21.49XD:
  • S00-T88
    2021 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    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
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T20-T25
    2021 ICD-10-CM Range T20-T25

    Burns and corrosions of external body surface, specified by site

    Includes
    • burns and corrosions of first degree [erythema]
    • burns and corrosions of second degree [blisters][epidermal loss]
    • burns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]
    Use Additional
    • code from category T31 or T32 to identify extent of body surface involved
    Burns and corrosions of external body surface, specified by site
  • T21
    ICD-10-CM Diagnosis Code T21

    Burn and corrosion of trunk

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • burns and corrosion of hip region
    Type 2 Excludes
    • burns and corrosion of axilla (T22.- with fifth character 4)
    • burns and corrosion of scapular region (T22.- with fifth character 6)
    • burns and corrosion of shoulder (T22.- with fifth character 5)
    Burn and corrosion of trunk
  • T21.4
    ICD-10-CM Diagnosis Code T21.4

    Corrosion of unspecified degree of trunk

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Code First
    • (T51-T65) to identify chemical and intent
    Use Additional
    • external cause code to identify place (Y92)
    Corrosion of unspecified degree of trunk
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.
  • T21.49XD is considered exempt from POA reporting.
ICD-10-CM T21.49XD is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 949 Aftercare with cc/mcc
  • 950 Aftercare without cc/mcc

Convert T21.49XD 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
  • 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To T21.49XD
T21.46 Corrosion of unspecified degree of male genital region
T21.46XA …… initial encounter
T21.46XD …… subsequent encounter
T21.46XS …… sequela
T21.47 Corrosion of unspecified degree of female genital region
T21.47XA …… initial encounter
T21.47XD …… subsequent encounter
T21.47XS …… sequela
T21.49 Corrosion of unspecified degree of other site of trunk
T21.49XA …… initial encounter
T21.49XD …… subsequent encounter
T21.49XS …… sequela
T21.5 Corrosion of first degree of trunk
T21.50 Corrosion of first degree of trunk, unspecified site
T21.50XA …… initial encounter
T21.50XD …… subsequent encounter
T21.50XS …… sequela
T21.51 Corrosion of first degree of chest wall
T21.51XA …… initial encounter
T21.51XD …… subsequent encounter
T21.51XS …… sequela

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