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U.S. ICD-10-CM · FY 2027

S33.9XXA ICD-10-CM Code: Sprain of unspecified parts of lumbar spine and pelvis, 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

S33.9XXA

Sprain of unspecified parts of lumbar spine and pelvis, initial encounter

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

Classification

Where S33.9XXA sits

  1. 1

    Chapter 19

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

  2. 2

    Section

    Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)

  3. 3

    Category S33

    Dislocation and sprain of joints and ligaments of lumbar spine and pelvis

  4. 4

    Subcategory S33.9

    Sprain of unspecified parts of lumbar spine and pelvis

  5. 5

    Code S33.9XXA

    Sprain of unspecified parts of lumbar spine and pelvis, initial encounter

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for S33.9XXA.

Code first

No “code first” instruction is listed for S33.9XXA.

Use additional code

No “use additional code” instruction is listed for S33.9XXA.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for S33.9XXA.

Excludes2

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

No Excludes2 note is listed for S33.9XXA.

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 S33.9XXA mean?

S33.9XXA is the FY 2027 U.S. ICD-10-CM code for “Sprain of unspecified parts of lumbar spine and pelvis, initial encounter.”

Is S33.9XXA a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, S33.9XXA 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 S33.9XXA located in ICD-10-CM?

S33.9XXA is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39) (S30–S39), under category S33, Dislocation and sprain of joints and ligaments of lumbar spine and pelvis and subcategory S33.9, Sprain of unspecified parts of lumbar spine and pelvis.

What coding notes are listed for S33.9XXA?

No inclusion terms are listed for S33.9XXA in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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