Alphabetic Index FY2027

H59.03

Cystoid macular edema following cataract surgery

FY2027Chapter 7: Diseases of the eye and adnexa/H59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified

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

H59.03 is a non-billable ICD-10-CM code header for cystoid macular edema following cataract surgery. 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 H59.031 Cystoid macular edema following cataract surgery, right eye; H59.032 Cystoid macular edema following cataract surgery, left eye; H59.033 Cystoid macular edema following cataract surgery, bilateral and H59.039 Cystoid macular edema following cataract surgery, unspecified eye. Its coding notes include 4 Excludes1 entries and 11 Excludes2 entries.

Guidelines tip

From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.

Intraoperative and postprocedural complications are coded from the body system chapters unless the complication is specifically indexed to a T code.

Guidelines I.C.19.g.5Postprocedural complications in the body system chaptersRead the official text

Excludes1

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

Inherited from H59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified
  • mechanical complication of intraocular lens (T85.2)
  • mechanical complication of other ocular prosthetic devices, implants and grafts (T85.3)
  • pseudophakia (Z96.1)
  • secondary cataracts (H26.4-)

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 H59.03 4