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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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S86-
Injury of muscle, fascia and tendon at lower leg level
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2021 ICD-10-CM Diagnosis Code S86.011
2021 ICD-10-CM Diagnosis Code S86.011
Strain of right Achilles tendon
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- S86.011 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2021 edition of ICD-10-CM S86.011 became effective on October 1, 2020.
- This is the American ICD-10-CM version of S86.011 - other international versions of ICD-10 S86.011 may differ.
The following code(s) above
S86.011 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
S86.011:
- 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.-)
Injury, poisoning and certain other consequences of external causes - 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)
Injuries to the knee and lower leg - S86
ICD-10-CM Diagnosis Code S86
Injury of muscle, fascia and tendon at lower leg level
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Code Also- any associated open wound (S81.-)
Type 2 Excludes- injury of muscle, fascia and tendon at ankle (S96.-)
- injury of patellar ligament (tendon) (S76.1-)
- sprain of joints and ligaments of knee (S83.-)
Injury of muscle, fascia and tendon at lower leg level
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 S86.011
S86.002 Unspecified injury of left Achilles tendon
S86.009 Unspecified injury of unspecified Achilles tendon
S86.01 Strain of Achilles tendon
S86.011
Strain of right Achilles tendon
S86.012 Strain of left Achilles tendon
S86.019 Strain of unspecified Achilles tendon
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.