M66.21 - Spontaneous rupture of extensor tendons, shoulder
- Applicable to Spontaneous rupture of extensor tendons, shoulder
- The 2025 edition of ICD10-CM M66.21 became effective on October 1, 2024.
- This is the American ICD10-CM version of M66.21 - other international versions of ICD10 M66.21 may differ.
- M66.21 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- M66.21 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- M66.21 - Spontaneous rupture of extensor tendons, shoulder
- M66.21 - Spontaneous rupture of extensor tendons, shoulder
- M66.211 - Spontaneous rupture of extensor tendons, right shoulder
- M66.212 - Spontaneous rupture of extensor tendons, left shoulder
- M66.219 - Spontaneous rupture of extensor tendons, unspecified shoulder
Non-Billable/Non-Specific Code
The following codes above M66.21 contain annotation back-references that may be applicable to M66.21:
- Chapter: M00-M99 - Diseases of the musculoskeletal system and connective tissue
- Section: M65-M67 - Disorders of synovium and tendon
- Category: M66 - Spontaneous rupture of synovium and tendon
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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