M79.66
Non-billablePain in lower leg
M79.66 is the ICD-10-CM code for Pain in lower leg. It is a non-billable category code — use a more specific child code such as M79.661 for billing.
M00-M99 Diseases of the musculoskeletal system and connective tissue
What this means — in plain language
MedlinePlus · NIHYour legs are made up of bones, blood vessels, muscles, and other connective tissue. They are important for motion and standing. Playing sports, running, falling, or having an accident can damage your legs. Common leg injuries include sprains and strains , joint dislocations , and fractures (broken bones). These injuries can affect the entire leg, or just the foot , ankle , knee , or hip . Certain diseases also lead…
Read more about Leg Injuries and Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Medications indicated for this condition
FDA labeling- Duloxetine›
- MethocarbamolMuscle Relaxant [EPC]›
- CarisoprodolMuscle Relaxant [EPC]›
- Orphenadrine Citrate, Aspirin and CaffeineNonsteroidal Anti-inflammatory Drug [EPC]›
- ChlorzoxazoneMuscle Relaxant [EPC]›
- Lidocaine and MentholAmide Local Anesthetic [EPC]›
- MetaxaloneMuscle Relaxant [EPC]›
- Milnacipran›
- Orphenadrine›
- Aconitum Nap, Apis Mel, Arnica, Arsenicum Alb, Belladonna, Bellis, Bryonia, Calendula, Chamomilla, Cistus Canadensis, Clematis Erecta, Ferrum Phos, Histaminum, Hypericum, Ignatia, Impatiens Glan Flos, Ornithogalum, Passiflora, Phosphorus, Prunus Cerasifera, Rhus Tox, Sulphur, Symphytum, Vertarum AlbStandardized Insect Venom Allergenic Extract [EPC]›
- Arnica, Chamomilla, Hypericum, Ignatia, Symphytum›
- Arnica Montana, Echinacea Angustifolia, Hypericum Perforatum, Phosphorus, Rancid Beef, Silicon Dioxide, Delphinium Staphisagria Seed, Comfrey Root›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition