M79.81 Nontraumatic hematoma of soft tissue
ICD-10-CM · CMS code reference
Official ICD-10-CM description: Nontraumatic hematoma of soft tissue
Coding notes
From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.
Also covers
- Nontraumatic hematoma of muscle
- Nontraumatic seroma of muscle and soft tissue
Excludes1
Not coded together with this code. The exception is when the two conditions are unrelated to each other.
- psychogenic rheumatism (F45.8)
- soft tissue pain, psychogenic (F45.41)
Related codes
M79.A19Nontraumatic compartment syndrome of unspecified upper extremity ICD-10-CMM79.A21Nontraumatic compartment syndrome of right lower extremity ICD-10-CMM79.A22Nontraumatic compartment syndrome of left lower extremity ICD-10-CMM79.A29Nontraumatic compartment syndrome of unspecified lower extremity ICD-10-CMM79.A3Nontraumatic compartment syndrome of abdomen ICD-10-CMM79.A9Nontraumatic compartment syndrome of other sites ICD-10-CMM79.89Other specified soft tissue disorders ICD-10-CMM79.9Soft tissue disorder, unspecified ICD-10-CM
Common questions
Is M79.81 a billable code?
Yes. M79.81 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.