Is ICD-10-CM code U09 billable?

No, U09 (Post COVID-19 condition) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code U09 belong to?

U09 belongs to Chapter 22 of the ICD-10-CM tabular list: U00–U85 (Codes for Special Purposes).

U09Non-billable

Post COVID-19 condition

Codes for Special Purposes·Provisional assignment of new diseases of uncertain etiology or emergency use (U00-U49)·category·FY 2026

Use a more specific code (1 billable)

U09.9Post COVID-19 condition, unspecified

Clinical Hierarchy

BillableHas subcodes

CH22Codes for special purposes (U00-U85)

U00-U49Provisional assignment of new diseases of uncertain etiology or emergency use (U00-U49)

U09Post COVID-19 conditionNot billable

U09.9Post COVID-19 condition, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.