B91Billable
Sequelae of poliomyelitis
- Chapter
- 1. Certain infectious and parasitic diseases
- Category
- B91
- Effective date
- October 1, 2026
Frequently asked questions
What is ICD-10 code B91?
B91 is an ICD-10-CM diagnosis code for Sequelae of poliomyelitis.
Is B91 a billable code?
Yes. B91 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is B91 in?
B91 falls under Chapter 1: Certain infectious and parasitic diseases.
When did B91 become effective?
B91 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.