Question 1

Is H28 a billable ICD-10 code?

Accepted Answer

Yes, H28 is a valid billable ICD-10-CM code for cataract in diseases classified elsewhere. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code H28 mean?

Accepted Answer

ICD-10-CM code H28 represents Cataract 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 H28 introduced?

Accepted Answer

Code H28 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 H28?

Accepted Answer

The parent category for H28 is section:H25-H28 (Disorders of lens (H25-H28)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions are excluded from H28?

Accepted Answer

Code H28 has Type 1 Excludes (mutually exclusive conditions) including: cataract in diabetes mellitus (E08.36, E09.36, E10.36, E11.36, E13.36). These conditions cannot be coded together with H28 as they represent different diagnoses.

Question 6

Can H28 be used as principal diagnosis?

Accepted Answer

No, H28 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 H28 as a secondary diagnosis.

H282026

Excludes11Not coded together

Code First5Sequence another code first

Excludes211Not included here

Notes1Additional information

Also Known As8Alternative terms

Medicare Code Editor Rules1CMS coding restrictions

Related Clinical Codes5Manifestation & etiology relationships