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ICD-10-CM 2027 diagnosis code

Z98.4Cataract extraction status

Not billable — use a more specific code

Z98.4 is a header code, so it can't be reported by itself. Choose one of the 3 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 Z98.4

Z98.4 is the ICD-10-CM diagnosis code for cataract extraction status. It belongs to category Z98 (other postprocedural states), block Z77-Z99 (persons with potential health hazards related to family and personal history and certain conditions influencing health status) and chapter 21 (factors influencing health status and contact with health services). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.

Within Z98 (other postprocedural states), Z98.4 is specifically for cataract extraction status. Related codes cover intestinal bypass and anastomosis status (Z98.0), arthrodesis status (Z98.1), presence of cerebrospinal fluid drainage device (Z98.2), post therapeutic collapse of lung status (Z98.3), sterilization status (Z98.5), angioplasty status (Z98.6) and other specified postprocedural states (Z98.8).

To report this condition, pick the subcode that matches the documentation: Z98.41 (right eye), Z98.42 (left eye) and Z98.49 (unspecified eye).

Don't report Z98.4 together with the conditions in its Excludes1 note: aphakia (H27.0).

Use an additional code to identify intraocular lens implant status (Z96.1).

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 Z98.4

Coding notes

Excludes1Not coded here — never report together with this code
Use additional codeAdd a secondary code to fully describe the condition
  • code to identify intraocular lens implant status (Z96.1)

Notes that apply from higher levels

Instructions written at a parent level also apply to Z98.4.

› From Z98 Other postprocedural states
Excludes2
  • aftercare (Z43-Z49, Z51)
  • follow-up medical care (Z08-Z09)
  • Fontan related circulation (I27.84-)
  • postprocedural complication - see Alphabetical Index

Broader instructions also apply from Z77-Z99 Persons with potential health hazards related to family and personal history and certain conditions influencing health status and Chapter 21: Factors influencing health status and contact with health services.

Alphabetic index entries

3 entries

Terms in the official ICD-10-CM index that lead to Z98.4.

Codes whose notes reference Z98.4

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 Z98.4

Is Z98.4 billable?

No. Z98.4 is a header code. Report one of its more specific subcodes instead.