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2. ICD-10 Codes
3. Chapter - S00-T88
4. Section - S60-S69
5. Category - S66
6. S66.401

S66.401 - Unspecified injury of intrinsic muscle, fascia and tendon of right thumb at wrist and hand level

• Applicable to Unspecified injury of intrinsic muscle, fascia and tendon of right thumb at wrist and hand level
• The 2025 edition of ICD10-CM S66.401 became effective on October 1, 2024.
• This is the American ICD10-CM version of S66.401 - other international versions of ICD10 S66.401 may differ.
• S66.401 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above S66.401 contain annotation back-references that may be applicable to S66.401:

• Chapter: S00-T88 - Injury, poisoning and certain other consequences of external causes
• Section: S60-S69 - Injuries to the wrist, hand and fingers
• Category: S66 - Injury of muscle, fascia and tendon at wrist and hand level

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.