H26

Non-Billable

ChapterH00–H59

Rankcategory

Official Description

Other cataract

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 7: Diseases of the Eye and Adnexa (H00-H59).

CH7 Parent Instructions

Excludes2(Not included here)

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
endocrine, nutritional and metabolic diseases (E00-E88)
injury (trauma) of eye and orbit (S05.-)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)

Instructional Notes

Excludes1(Not coded here)

congenital cataract (Q12.0)

Clinical Hierarchy

CH7Diseases of the eye and adnexa (H00-H59)

H25-H28Disorders of lens (H25-H28)

H26Other cataract

H26.0Infantile and juvenile cataract

H26.1Traumatic cataract

H26.2Complicated cataract

H26.3Drug-induced cataract

H26.4Secondary cataract

H26.8Other specified cataract

H26.9Unspecified cataract

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H26:

chapterCH7

Diseases of the eye and adnexa (H00-H59)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to H26. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths

Cataract (cortical) (immature) (incipient)25 unique routes

Direct index entry→H26

complicated→H26(4 variants)

glaucomatous flecks→H26

with(2 variants)

neovascularization→H26

ocular disorder→H26

drug-induced→H26

due to

radiation→H26

electric→H26