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S83.30 vs S86

S83.30 (Tear of articular cartilage of unspecified knee, current) compared with S86 (Injury of muscle, fascia and tendon at lower leg level), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2). MedCoder-derived

Relationship

Informational

Excludes2 relationship

S83.30
Tear of articular cartilage of unspecified knee, current
S86
Injury of muscle, fascia and tendon at lower leg level

Distinct conditions — both may be reported.

“strain of muscle, fascia and tendon of lower leg (S86.-)”

An Excludes2 note means the excluded condition is not part of the code above it, but a patient can have both. Report both when both are documented.

Source: CMS ICD-10-CM tabular instructional notes

Can these codes be reported together?

Yes, when both are documented. S83.30 carries an Excludes2 note covering S86: “strain of muscle, fascia and tendon of lower leg (S86.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

S83.30Tear of articular cartilage of unspecified knee, currentS86Injury of muscle, fascia and tendon at lower leg level
Billing statusNon-billable header

Report instead: S83.30XA, S83.30XD, S83.30XS

Non-billable header

Report instead: S86.001A, S86.001D, S86.001S, S86.002A, S86.002D

ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionTear of articular cartilage of unspecified knee, current is a non-billable ICD-10-CM category code (S83.30).Injury of muscle, fascia and tendon at lower leg level is a non-billable ICD-10-CM category code (S86).
7th characterThe appropriate 7th character is to be added to each code from category S83The appropriate 7th character is to be added to each code from category S86
Includes
avulsion of joint or ligament of knee
laceration of cartilage, joint or ligament of knee
sprain of cartilage, joint or ligament of knee
traumatic hemarthrosis of joint or ligament of knee

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources