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ICD-10-CM Codes
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S00-T88
Injury, poisoning and certain other consequences of external causes
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S80-S89
Injuries to the knee and lower leg
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S81-
Open wound of knee and lower leg
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2021 ICD-10-CM Diagnosis Code S81.009A
2021 ICD-10-CM Diagnosis Code S81.009A
Unspecified open wound, unspecified knee, initial encounter
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- S81.009A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM S81.009A became effective on October 1, 2020.
- This is the American ICD-10-CM version of S81.009A - other international versions of ICD-10 S81.009A may differ.
The following code(s) above
S81.009A 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
S81.009A:
- S00-T88
2021 ICD-10-CM Range S00-T88
Injury, poisoning and certain other consequences of external causesNote- 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
Use Additional- code to identify any retained foreign body, if applicable (Z18.-)
- S80-S89
2021 ICD-10-CM Range S80-S89
Injuries to the knee and lower legType 2 Excludes- burns and corrosions (T20-T32)
- frostbite (T33-T34)
- injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)
- insect bite or sting, venomous (T63.4)
- S81
ICD-10-CM Diagnosis Code S81
Open wound of knee and lower leg
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Code Also- any associated wound infection
Type 1 Excludes- open fracture of knee and lower leg (S82.-)
- traumatic amputation of lower leg (S88.-)
Type 2 Excludes- open wound of ankle and foot (S91.-)
- Gunshot wound of knee
- Open wound of knee
ICD-10-CM S81.009A is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 604 Trauma to the skin, subcutaneous tissue and breast with mcc
- 605 Trauma to the skin, subcutaneous tissue and breast without mcc
- 963 Other multiple significant trauma with mcc
- 964 Other multiple significant trauma with cc
- 965 Other multiple significant trauma without cc/mcc
Convert S81.009A 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 S81.009A
S81.00 Unspecified open wound of knee
S81.001 Unspecified open wound, right knee
S81.002 Unspecified open wound, left knee
S81.009 Unspecified open wound, unspecified knee
S81.009A
…… initial encounter
S81.01 Laceration without foreign body of knee
S81.011 Laceration without foreign body, right knee
S81.012 Laceration without foreign body, left knee
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
