Question 1

Is K23 a billable ICD-10 code?

Accepted Answer

Yes, K23 is a valid billable ICD-10-CM code for disorders of esophagus in diseases classified elsewhere. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code K23 mean?

Accepted Answer

ICD-10-CM code K23 represents Disorders of esophagus in diseases classified elsewhere. 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 K23 introduced?

Accepted Answer

Code K23 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 K23?

Accepted Answer

The parent category for K23 is section:K20-K31 (Diseases of esophagus, stomach and duodenum (K20-K31)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from K23?

Accepted Answer

Code K23 has Type 1 Excludes (mutually exclusive conditions) including: late syphilis (A52.79); megaesophagus due to Chagas' disease (B57.31); tuberculosis (A18.83). These conditions cannot be coded together with K23 as they represent different diagnoses.

Question 6

Can K23 be used as principal diagnosis?

Accepted Answer

No, K23 is a manifestation code and cannot be used as the principal diagnosis. Manifestation codes describe a condition caused by an underlying disease. You must code the underlying condition first, then use K23 as a secondary diagnosis.

K232026

Excludes13Not coded together

Code First2Sequence another code first

Excludes29Not included here

Also Known As4Alternative terms

Medicare Code Editor Rules1CMS coding restrictions

Related Clinical Codes1Manifestation & etiology relationships