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ICD-10-CM Codes
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M00-M99
Diseases of the musculoskeletal system and connective tissue
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M65-M67
Disorders of synovium and tendon
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M66-
Spontaneous rupture of synovium and tendon
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2021 ICD-10-CM Diagnosis Code M66.259
2021 ICD-10-CM Diagnosis Code M66.259
Spontaneous rupture of extensor tendons, unspecified thigh
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- M66.259 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM M66.259 became effective on October 1, 2020.
- This is the American ICD-10-CM version of M66.259 - other international versions of ICD-10 M66.259 may differ.
The following code(s) above
M66.259 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
M66.259:
Approximate Synonyms
- Spontaneous rupture of extensor tendon of thigh
- Spontaneous rupture of extensor tendons of thigh
ICD-10-CM M66.259 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 557 Tendonitis, myositis and bursitis with mcc
- 558 Tendonitis, myositis and bursitis without mcc
Convert M66.259 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To M66.259
M66.231 Spontaneous rupture of extensor tendons, right forearm
M66.232 Spontaneous rupture of extensor tendons, left forearm
M66.239 Spontaneous rupture of extensor tendons, unspecified forearm
M66.24 Spontaneous rupture of extensor tendons, hand
M66.241 Spontaneous rupture of extensor tendons, right hand
M66.242 Spontaneous rupture of extensor tendons, left hand
M66.249 Spontaneous rupture of extensor tendons, unspecified hand
M66.25 Spontaneous rupture of extensor tendons, thigh
M66.251 Spontaneous rupture of extensor tendons, right thigh
M66.252 Spontaneous rupture of extensor tendons, left thigh
M66.259
Spontaneous rupture of extensor tendons, unspecified thigh
M66.26 Spontaneous rupture of extensor tendons, lower leg
M66.261 Spontaneous rupture of extensor tendons, right lower leg
M66.262 Spontaneous rupture of extensor tendons, left lower leg
M66.269 Spontaneous rupture of extensor tendons, unspecified lower leg
M66.27 Spontaneous rupture of extensor tendons, ankle and foot
M66.271 Spontaneous rupture of extensor tendons, right ankle and foot
M66.272 Spontaneous rupture of extensor tendons, left ankle and foot
M66.279 Spontaneous rupture of extensor tendons, unspecified ankle and foot
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.