Alphabetic Index FY2027

H16.26

Vernal keratoconjunctivitis, with limbar and corneal involvement

FY2027Chapter 7: Diseases of the eye and adnexa/H15–H22 Disorders of sclera, cornea, iris and ciliary body

Non-billable headerNot valid on its own. Use one of the more specific codes under it.

H16.26 is a non-billable ICD-10-CM code header for vernal keratoconjunctivitis, with limbar and corneal involvement. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are H16.261 Vernal keratoconjunctivitis, with limbar and corneal involvement, right eye; H16.262 Vernal keratoconjunctivitis, with limbar and corneal involvement, left eye; H16.263 Vernal keratoconjunctivitis, with limbar and corneal involvement, bilateral and H16.269 Vernal keratoconjunctivitis, with limbar and corneal involvement, unspecified eye. Its coding notes include 1 Excludes1 entry and 11 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

This code
  • vernal conjunctivitis without limbar and corneal involvement (H10.44)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (11 notes)
Inherited from Chapter 7 Diseases of the eye and adnexa
  • 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)

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 7 Diseases of the eye and adnexa
  • Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 1 entry

More specific codes under H16.26 4