H21.40

Pupillary membranes, unspecified eye

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

BillableComplete code, valid to report

H21.40 (also written H2140) is a billable ICD-10-CM diagnosis code for pupillary membranes, unspecified eye. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 97 codes in category H21 (Other disorders of iris and ciliary body). Its coding notes include 1 Excludes1 entry and 12 Excludes2 entries.

Excludes1

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

Inherited from H21.4 Pupillary membranes
  • congenital pupillary membranes (Q13.8)

Excludes2

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

Inherited from H21 Other disorders of iris and ciliary body
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