S86.399A ICD-10-CM Code: Other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, initial encounter
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
S86.399AOther injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, initial encounter
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where S86.399A sits
- 1
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
- 2
Section
Injuries to the knee and lower leg (S80-S89)
- 3
Category S86
Injury of muscle, fascia and tendon at lower leg level
- 4
Subcategory S86.399
Other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg
- 5
Code S86.399A
Other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, initial encounter
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for S86.399A.
Code first
No “code first” instruction is listed for S86.399A.
Use additional code
No “use additional code” instruction is listed for S86.399A.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for S86.399A.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for S86.399A.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code S86.399A mean?
S86.399A is the FY 2027 U.S. ICD-10-CM code for “Other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg, initial encounter.”
Is S86.399A a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, S86.399A has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is S86.399A located in ICD-10-CM?
S86.399A is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Injuries to the knee and lower leg (S80-S89) (S80–S89), under category S86, Injury of muscle, fascia and tendon at lower leg level and subcategory S86.399, Other injury of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, unspecified leg.
What coding notes are listed for S86.399A?
No inclusion terms are listed for S86.399A in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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