M79.11 – Myalgia of mastication muscle
ICD-10-CM 2027 diagnosis code · Other soft tissue disorders
ICD-10-CM code
M79.11
- Code
M79.11(claims format:M7911)- Description
- Myalgia of mastication muscle
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
- Block
- M70-M79 Other soft tissue disorders
- Parent codes
- M79 › M79.1
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
M79 – Other and unspecified soft tissue disorders, not elsewhere classified
M79.1 – Myalgia
Applicable to:
- Myofascial pain syndrome
Index terms for M79.11
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in M79.1
Frequently asked questions
What is ICD-10 code M79.11?
M79.11 is the ICD-10-CM code for myalgia of mastication muscle, in the block M70-M79 (Other soft tissue disorders).
Is M79.11 a billable code?
Yes. M79.11 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does M79.11 belong to?
It belongs to category M79 – Other and unspecified soft tissue disorders, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.