Is M79 a billable code?
No. M79 is a header code that groups 52 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
M79: Other and unspecified soft tissue disorders, not elsewhere classified
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
M79 groups related diagnoses under other and unspecified soft tissue disorders, not elsewhere classified. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under M79
- M79.0Rheumatism, unspecified
- M79.10Myalgia, unspecified site
- M79.11Myalgia of mastication muscle
- M79.12Myalgia of auxiliary muscles, head and neck
- M79.18Myalgia, other site
- M79.2Neuralgia and neuritis, unspecified
- M79.3Panniculitis, unspecified
- M79.4Hypertrophy of (infrapatellar) fat pad
- M79.5Residual foreign body in soft tissue
- M79.601Pain in right arm
- M79.602Pain in left arm
- M79.603Pain in arm, unspecified
- M79.604Pain in right leg
- M79.605Pain in left leg
- M79.606Pain in leg, unspecified
- M79.609Pain in unspecified limb
- M79.621Pain in right upper arm
- M79.622Pain in left upper arm
- M79.629Pain in unspecified upper arm
- M79.631Pain in right forearm
- M79.632Pain in left forearm
- M79.639Pain in unspecified forearm
- M79.641Pain in right hand
- M79.642Pain in left hand
- M79.643Pain in unspecified hand
- M79.644Pain in right finger(s)
- M79.645Pain in left finger(s)
- M79.646Pain in unspecified finger(s)
- M79.651Pain in right thigh
- M79.652Pain in left thigh
- M79.659Pain in unspecified thigh
- M79.661Pain in right lower leg
- M79.662Pain in left lower leg
- M79.669Pain in unspecified lower leg
- M79.671Pain in right foot
- M79.672Pain in left foot
- M79.673Pain in unspecified foot
- M79.674Pain in right toe(s)
- M79.675Pain in left toe(s)
- M79.676Pain in unspecified toe(s)
- M79.7Fibromyalgia
- M79.81Nontraumatic hematoma of soft tissue
- M79.89Other specified soft tissue disorders
- M79.9Soft tissue disorder, unspecified
- M79.A11Nontraumatic compartment syndrome of right upper extremity
- M79.A12Nontraumatic compartment syndrome of left upper extremity
- M79.A19Nontraumatic compartment syndrome of unspecified upper extremity
- M79.A21Nontraumatic compartment syndrome of right lower extremity
- M79.A22Nontraumatic compartment syndrome of left lower extremity
- M79.A29Nontraumatic compartment syndrome of unspecified lower extremity
- M79.A3Nontraumatic compartment syndrome of abdomen
- M79.A9Nontraumatic compartment syndrome of other sites
M79 questions
What does M79 mean?
M79 is the ICD-10-CM code for Other and unspecified soft tissue disorders, not elsewhere classified. It is in chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.