S66.3 - Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level

  • Applicable to Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
  • The 2025 edition of ICD10-CM S66.3 became effective on October 1, 2024.
  • This is the American ICD10-CM version of S66.3 - other international versions of ICD10 S66.3 may differ.
  • S66.3 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • S66.3 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.
  • S66.3 - Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
    • S66.3 - Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
    • S66.30 - Unspecified injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
    • S66.300 - Unspecified injury of extensor muscle, fascia and tendon of right index finger at wrist and hand level
    • S66.301 - Unspecified injury of extensor muscle, fascia and tendon of left index finger at wrist and hand level
    • S66.302 - Unspecified injury of extensor muscle, fascia and tendon of right middle finger at wrist and hand level
    • S66.303 - Unspecified injury of extensor muscle, fascia and tendon of left middle finger at wrist and hand level
    • S66.304 - Unspecified injury of extensor muscle, fascia and tendon of right ring finger at wrist and hand level
    • S66.305 - Unspecified injury of extensor muscle, fascia and tendon of left ring finger at wrist and hand level
    • S66.306 - Unspecified injury of extensor muscle, fascia and tendon of right little finger at wrist and hand level
    • S66.307 - Unspecified injury of extensor muscle, fascia and tendon of left little finger at wrist and hand level
    • S66.308 - Unspecified injury of extensor muscle, fascia and tendon of other finger at wrist and hand level
    • S66.309 - Unspecified injury of extensor muscle, fascia and tendon of unspecified finger at wrist and hand level
    • S66.31 - Strain of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
    • S66.310 - Strain of extensor muscle, fascia and tendon of right index finger at wrist and hand level
    • S66.311 - Strain of extensor muscle, fascia and tendon of left index finger at wrist and hand level
    • S66.312 - Strain of extensor muscle, fascia and tendon of right middle finger at wrist and hand level
    • S66.313 - Strain of extensor muscle, fascia and tendon of left middle finger at wrist and hand level
    • S66.314 - Strain of extensor muscle, fascia and tendon of right ring finger at wrist and hand level
    • S66.315 - Strain of extensor muscle, fascia and tendon of left ring finger at wrist and hand level
    • S66.316 - Strain of extensor muscle, fascia and tendon of right little finger at wrist and hand level
    • S66.317 - Strain of extensor muscle, fascia and tendon of left little finger at wrist and hand level
    • S66.318 - Strain of extensor muscle, fascia and tendon of other finger at wrist and hand level
    • S66.319 - Strain of extensor muscle, fascia and tendon of unspecified finger at wrist and hand level
    • S66.32 - Laceration of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
    • S66.320 - Laceration of extensor muscle, fascia and tendon of right index finger at wrist and hand level
    • S66.321 - Laceration of extensor muscle, fascia and tendon of left index finger at wrist and hand level
    • S66.322 - Laceration of extensor muscle, fascia and tendon of right middle finger at wrist and hand level
    • S66.323 - Laceration of extensor muscle, fascia and tendon of left middle finger at wrist and hand level
    • S66.324 - Laceration of extensor muscle, fascia and tendon of right ring finger at wrist and hand level
    • S66.325 - Laceration of extensor muscle, fascia and tendon of left ring finger at wrist and hand level
    • S66.326 - Laceration of extensor muscle, fascia and tendon of right little finger at wrist and hand level
    • S66.327 - Laceration of extensor muscle, fascia and tendon of left little finger at wrist and hand level
    • S66.328 - Laceration of extensor muscle, fascia and tendon of other finger at wrist and hand level
    • S66.329 - Laceration of extensor muscle, fascia and tendon of unspecified finger at wrist and hand level
    • S66.39 - Other injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level
    • S66.390 - Other injury of extensor muscle, fascia and tendon of right index finger at wrist and hand level
    • S66.391 - Other injury of extensor muscle, fascia and tendon of left index finger at wrist and hand level
    • S66.392 - Other injury of extensor muscle, fascia and tendon of right middle finger at wrist and hand level
    • S66.393 - Other injury of extensor muscle, fascia and tendon of left middle finger at wrist and hand level
    • S66.394 - Other injury of extensor muscle, fascia and tendon of right ring finger at wrist and hand level
    • S66.395 - Other injury of extensor muscle, fascia and tendon of left ring finger at wrist and hand level
    • S66.396 - Other injury of extensor muscle, fascia and tendon of right little finger at wrist and hand level
    • S66.397 - Other injury of extensor muscle, fascia and tendon of left little finger at wrist and hand level
    • S66.398 - Other injury of extensor muscle, fascia and tendon of other finger at wrist and hand level
    • S66.399 - Other injury of extensor muscle, fascia and tendon of unspecified finger at wrist and hand level

Type 2 Excludes

  • Injury of extensor muscle, fascia and tendon of thumb at wrist and hand level (S66.2-)

The following codes above S66.3 contain annotation back-references that may be applicable to S66.3:

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

       
Non-Billable/Non-Specific Code

Browse other similar CM codes

                              

Please, give attribution to our website icd-10code.com