H26.012 Infantile and juvenile cortical, lamellar, or zonular cataract, left eye

Billable ICD-10-CM code, FY2026.

Applies from H26 Other cataract

Excludes1 (never code together)

• congenital cataract (Q12.0)

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Approximate ICD-9-CM (GEMs)

• 366.03 Cortical, lamellar, or zonular cataract (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Pediatric diagnoses (age 0 through 17): Age conflict edit. These diagnoses are clinically expected only in patients age 0 through 17.

Nearby codes

• H26.002 Unspecified infantile and juvenile cataract, left eye
• H26.003 Unspecified infantile and juvenile cataract, bilateral
• H26.009 Unspecified infantile and juvenile cataract, unspecified eye
• H26.01 Infantile and juvenile cortical, lamellar, or zonular cataract
• H26.011 Infantile and juvenile cortical, lamellar, or zonular cataract, right eye
• H26.012 Infantile and juvenile cortical, lamellar, or zonular cataract, left eye (this code)
• H26.013 Infantile and juvenile cortical, lamellar, or zonular cataract, bilateral
• H26.019 Infantile and juvenile cortical, lamellar, or zonular cataract, unspecified eye
• H26.03 Infantile and juvenile nuclear cataract
• H26.031 Infantile and juvenile nuclear cataract, right eye
• H26.032 Infantile and juvenile nuclear cataract, left eye