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U.S. ICD-10-CM · FY 2027

S63.636A ICD-10-CM Code: Sprain of interphalangeal joint of right little finger, initial encounter

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

S63.636A

Sprain of interphalangeal joint of right little finger, initial encounter

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where S63.636A sits

  1. 1

    Chapter 19

    Injury, poisoning and certain other consequences of external causes (S00-T88)

  2. 2

    Section

    Injuries to the wrist, hand and fingers (S60-S69)

  3. 3

    Category S63

    Dislocation and sprain of joints and ligaments at wrist and hand level

  4. 4

    Subcategory S63.636

    Sprain of interphalangeal joint of right little finger

  5. 5

    Code S63.636A

    Sprain of interphalangeal joint of right little finger, initial encounter

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for S63.636A.

Code first

No “code first” instruction is listed for S63.636A.

Use additional code

No “use additional code” instruction is listed for S63.636A.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for S63.636A.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for S63.636A.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code S63.636A mean?

S63.636A is the FY 2027 U.S. ICD-10-CM code for “Sprain of interphalangeal joint of right little finger, initial encounter.”

Is S63.636A a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, S63.636A has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is S63.636A located in ICD-10-CM?

S63.636A is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Injuries to the wrist, hand and fingers (S60-S69) (S60–S69), under category S63, Dislocation and sprain of joints and ligaments at wrist and hand level and subcategory S63.636, Sprain of interphalangeal joint of right little finger.

What coding notes are listed for S63.636A?

No inclusion terms are listed for S63.636A in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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