M66.80
BillableSpontaneous rupture of other tendons, unspecified site
M66.80 is the ICD-10-CM code for Spontaneous rupture of other tendons, unspecified site. It is a billable, specific code valid for reimbursement.
M00-M99 Diseases of the musculoskeletal system and connective tissue
What this means — in plain language
MedlinePlus · NIHA sprain is a stretched or torn ligament. Ligaments are tissues that connect bones at a joint. Falling, twisting, or getting hit can all cause a sprain. Ankle and wrist sprains are common. Symptoms include pain, swelling, bruising, and being unable to move your joint. You might feel a pop or tear when the injury happens. A strain is a stretched or torn muscle or tendon. Tendons are tissues that connect muscle to…
Read more about Sprains and Strains at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Frequently asked questions
- What is ICD-10 code M66.80?
- M66.80 is the ICD-10-CM code for "Spontaneous rupture of other tendons, unspecified site". It falls under M00-M99 Diseases of the musculoskeletal system and connective tissue.
- Is M66.80 a billable code?
- Yes — M66.80 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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