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ICD-10-CM 2027 diagnosis code

H33.4Traction detachment of retina

Not billable — use a more specific code

H33.4 is a header code, so it can't be reported by itself. Choose one of the 4 more specific codes beneath it.

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About H33.4

H33.4 is the ICD-10-CM diagnosis code for traction detachment of retina. It belongs to category H33 (retinal detachments and breaks), block H30-H36 (disorders of choroid and retina) and chapter 7 (diseases of the eye and adnexa). It is a header code, so it can't be reported by itself; one of its 4 subcodes must be used instead.

Within H33 (retinal detachments and breaks), H33.4 is specifically for traction detachment of retina. Related codes cover retinal detachment with retinal break (H33.0), retinoschisis and retinal cysts (H33.1), serous retinal detachment (H33.2), retinal breaks without detachment (H33.3) and other retinal detachments (H33.8).

To report this condition, pick the subcode that matches the documentation: H33.40 (unspecified eye), H33.41 (right eye), H33.42 (left eye) and H33.43 (bilateral).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Specific codes under H33.4

Coding notes

Applicable toConditions and synonyms classified to this code
  • Proliferative vitreo-retinopathy with retinal detachment

Notes that apply from higher levels

Instructions written at a parent level also apply to H33.4.

› From H33 Retinal detachments and breaks
Excludes1

Broader instructions also apply from Chapter 7: Diseases of the eye and adnexa.

Alphabetic index entries

1 entries

Terms in the official ICD-10-CM index that lead to H33.4.

Codes whose notes reference H33.4

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about H33.4

Is H33.4 billable?

No. H33.4 is a header code. Report one of its more specific subcodes instead.