H04.579 Stenosis of unspecified lacrimal sac

Billable ICD-10-CM code, FY2026.

Applies from H04 Disorders of lacrimal system

Excludes1 (never code together)

• congenital malformations of lacrimal system (Q10.4-Q10.6)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 375.54 Stenosis of lacrimal sac (approximate)

Nearby codes

• H04.569 Stenosis of unspecified lacrimal punctum
• H04.57 Stenosis of lacrimal sac
• H04.571 Stenosis of right lacrimal sac
• H04.572 Stenosis of left lacrimal sac
• H04.573 Stenosis of bilateral lacrimal sac
• H04.579 Stenosis of unspecified lacrimal sac (this code)
• H04.6 Other changes of lacrimal passages
• H04.61 Lacrimal fistula
• H04.611 Lacrimal fistula right lacrimal passage
• H04.612 Lacrimal fistula left lacrimal passage
• H04.613 Lacrimal fistula bilateral lacrimal passages