U.S. ICD-10-CM · FY 2027

B91 ICD-10-CM Code: Sequelae of poliomyelitis

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

Code definition

Official description

B91

Sequelae of poliomyelitis

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

Classification

Where B91 sits

  1. 1

    Chapter 1

    Certain infectious and parasitic diseases (A00-B99)

  2. 2

    Section

    Sequelae of infectious and parasitic diseases (B90-B94)

  3. 3

    Category B91

    Sequelae of poliomyelitis

  4. 4

    Code B91

    Sequelae of poliomyelitis

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for B91.

Code first

No “code first” instruction is listed for B91.

Use additional code

No “use additional code” instruction is listed for B91.

Excludes1

Conditions that should not be reported together with this code.

  • postpolio syndrome (G14)

Excludes2

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

No Excludes2 note is listed for B91.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

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 B91 mean?

B91 is the FY 2027 U.S. ICD-10-CM code for “Sequelae of poliomyelitis.”

Is B91 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, B91 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 B91 located in ICD-10-CM?

B91 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Sequelae of infectious and parasitic diseases (B90-B94) (B90–B94), under category B91, Sequelae of poliomyelitis.

What coding notes are listed for B91?

No inclusion terms are listed for B91 in this reference record. No code-first instruction is listed. Excludes1 notes: postpolio syndrome (G14). No Excludes2 note is listed.

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