M66.9
BillableSpontaneous rupture of unspecified tendon
Spontaneous rupture of unspecified tendon
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Rupture at musculotendinous junction, nontraumatic
Includes
Conditions included under this code
- rupture that occurs when a normal force is applied to tissues that are inferred to have less than normal strength
Excludes 2
Conditions not included here, but the patient may have both
- •arthropathic psoriasisL40.5
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •compartment syndrome (traumatic)A-)T79
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •rotator cuff syndromeM75.1
- rupture where an abnormal force is applied to normal tissue - see injury of tendon by body region
Related Codes(5)
Also Known As / Clinical Terms(19)
SNOMED CT
UMLS
- Non-traumatic rupture of unspecified tendonC0158339
- Non-traumatic tendon ruptureC0158339
- Non-traumatic tendon rupture (disorder)C0158339
- Rupture of tendon, non-traumaticC0158339
- Spontaneous rupture of unspecified tendonC0158339
- Spontaneous tendon ruptureC0158339
- Rupture at musculotendinous junction, nontraumaticC2896024
Clinical Terms
- Non-traumatic rupture of unspecified tendon
- Non-traumatic tendon rupture
- Rupture of tendon
- Non-traumatic tendon rupture (disorder)
- Rupture at musculotendinous junction, nontraumatic
- Traumatic rupture of tendon
- Rupture of tendon, non-traumatic
- Spontaneous tendon rupture
Frequently Asked Questions
What is the ICD-10 code for spontaneous rupture of unspecified tendon?
The ICD-10-CM code for spontaneous rupture of unspecified tendon is M66.9. The full clinical description is "Spontaneous rupture of unspecified tendon". M66.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M66.9 mean?
ICD-10-CM code M66.9 represents “Spontaneous rupture of unspecified tendon”. It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a billable/specific code that can be used on a claim.
Is M66.9 a billable code?
Yes, M66.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M66.9 in?
M66.9 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What SNOMED CT codes does M66.9 map to?
M66.9 maps to 2 SNOMED CT concepts: 268002004, 415749005. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M66.9?
M66.9 is linked to 2 UMLS Concept Unique Identifiers: C0158339, C2896024. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M66.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like spontaneous rupture of unspecified tendon affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of M66.9?
There is no direct ICD-11 mapping available for M66.9 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.