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ICD-10-CM Current in FY 2027

S66.593A

Other injury of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand level, initial encounter

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where S66.593A sits in the official hierarchy. Each level is the code it is classified under.

  1. S66 Injury of muscle, fascia and tendon at wrist and hand level
  2. S66.5 Injury of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
  3. S66.59 Other injury of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level
  4. S66.593 Parent Other injury of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand level
  5. S66.593A This code Other injury of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand level, initial encounter

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes2

injury of intrinsic muscle, fascia and tendon of thumb at wrist and hand level ( S66.4- )

Inherited from S66.5 — Injury of intrinsic muscle, fascia and tendon of other and unspecified finger at wrist and hand level

Excludes2

sprain of joints and ligaments of wrist and hand ( S63 .-)

Inherited from S66 — Injury of muscle, fascia and tendon at wrist and hand level

Code Also

any associated open wound ( S61 .-)

Inherited from S66 — Injury of muscle, fascia and tendon at wrist and hand level

7th Character

The appropriate 7th character is to be added to each code from category S66

Inherited from S66 — Injury of muscle, fascia and tendon at wrist and hand level

7th Character

A - initial encounter

Inherited from S66 — Injury of muscle, fascia and tendon at wrist and hand level

7th Character

D - subsequent encounter

Inherited from S66 — Injury of muscle, fascia and tendon at wrist and hand level

7th Character

S - sequela

Inherited from S66 — Injury of muscle, fascia and tendon at wrist and hand level

Version History

How S66.593A appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Other injury of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand level, initial encounter

  2. FY 2026 Effective

    Unchanged

    Other injury of intrinsic muscle, fascia and tendon of left middle finger at wrist and hand level, initial encounter

Related Codes

Other codes under S66.593

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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