Question 1

Is R99 a billable ICD-10 code?

Accepted Answer

Yes, R99 is a valid billable ICD-10-CM code for ill-defined and unknown cause of mortality. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code R99 mean?

Accepted Answer

ICD-10-CM code R99 represents Ill-defined and unknown cause of mortality. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code R99 introduced?

Accepted Answer

Code R99 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code R99?

Accepted Answer

The parent category for R99 is section:R99 (Ill-defined and unknown cause of mortality (R99)). This hierarchical classification helps organize related diagnoses for more accurate coding.

R992026

Excludes24Not included here

Notes11Additional information

Also Known As10Alternative terms

Excluded By1Codes that exclude this one

Is R99 a billable ICD-10 code?

What does ICD-10 code R99 mean?

When was ICD-10 code R99 introduced?

What is the parent category for ICD-10 code R99?

What DRGs may include ICD-10 code R99?

How common is hospitalization for R99?