H59.9 ICD-10-CA code: Postprocedural disorder of eye and adnexa, unspecified
H59.9 is the ICD-10-CA code for “Postprocedural disorder of eye and adnexa, unspecified” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
H59.9Postprocedural disorder of eye and adnexa, unspecified
Short description: Postproc disorders eye & adnexa NOS
ICD-10-CA · Canada · Also written H599
Index terms
Entries in CIHI’s alphabetical index that lead to H59.9. Searching the index by the condition the note names is how coders reach this code.
- Disorder (of), eye, postprocedural
- Complication, complications (from) (of), eye, postoperative
- Complication, complications (from) (of), medical procedure, eye
- Complication, complications (from) (of), surgical procedure, eye
Notes for H59.9
As CIHI prints them, with any note H59.9 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Mechanical complication of:• intraocular lens (T85.2)• other ocular prosthetic devices, implants and grafts (T85.3)pseudophakia (Z96.1)From H59 Postprocedural disorders of eye and adnexa, not elsewhere classified
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 7: Diseases of the eye and adnexa (H00-H59)
Where H59.9 sits
- 1ChapterChapter 7: Diseases of the eye and adnexa (H00-H59)
- 2Block H55-H59Other disorders of eye and adnexa
- 3Category H59Postprocedural disorders of eye and adnexa, not elsewhere classified
- 4Valid code H59.9Postprocedural disorder of eye and adnexa, unspecified
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code H59.9 mean?
H59.9 is the ICD-10-CA code for “Postprocedural disorder of eye and adnexa, unspecified” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is H59.9 in ICD-10-CA?
H59.9 sits under H59 Postprocedural disorders of eye and adnexa, not elsewhere classified, within H55-H59 Other disorders of eye and adnexa, within Chapter 7: Diseases of the eye and adnexa (H00-H59).
What coding notes apply to H59.9?
ICD-10-CA lists Excludes notes for H59.9, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.