H04.549 Stenosis of unspecified lacrimal canaliculi

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)

• 375.53 Stenosis of lacrimal canaliculi (approximate)

Nearby codes

• H04.539 Neonatal obstruction of unspecified nasolacrimal duct
• H04.54 Stenosis of lacrimal canaliculi
• H04.541 Stenosis of right lacrimal canaliculi
• H04.542 Stenosis of left lacrimal canaliculi
• H04.543 Stenosis of bilateral lacrimal canaliculi
• H04.549 Stenosis of unspecified lacrimal canaliculi (this code)
• H04.55 Acquired stenosis of nasolacrimal duct
• H04.551 Acquired stenosis of right nasolacrimal duct
• H04.552 Acquired stenosis of left nasolacrimal duct
• H04.553 Acquired stenosis of bilateral nasolacrimal duct
• H04.559 Acquired stenosis of unspecified nasolacrimal duct