M79.1
ICD-10Non-billable categoryMyalgia
Official ICD-10-CM descriptor (FY2026)
Myalgia
M79.1 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Inclusion terms
- Myofascial pain syndrome
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- fibromyalgia (M79.7)
- myositis (M60.-)
ICD-10-CM FY2026 defines 4 codes beneath M79.1. See the ICD-10-CM index for what this site publishes.
Related codes in M79
- M79.0Rheumatism, unspecified
- M79.2Neuralgia and neuritis, unspecified
- M79.3Panniculitis, unspecified
- M79.4Hypertrophy of (infrapatellar) fat pad
- M79.5Residual foreign body in soft tissue
- M79.6Pain in limb, hand, foot, fingers and toescategory
- M79.7Fibromyalgia
- M79.ANontraumatic compartment syndromecategory
- M79.8Other specified soft tissue disorderscategory
- M79.9Soft tissue disorder, unspecified
Where this code sits
- Parent code
- M79
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.