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ICD-10-CM 2027 diagnosis code

Z53.3Procedure converted to open procedure

Not billable — use a more specific code

Z53.3 is a header code, so it can't be reported by itself. Choose one of the 4 more specific codes beneath it.

Code last changed in FY2017 (effective October 1, 2016). Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About Z53.3

Z53.3 is the ICD-10-CM diagnosis code for procedure converted to open procedure. It belongs to category Z53 (persons encountering health services for specific procedures and treatment, not carried out), block Z40-Z53 (Encounters for other specific health care) 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 4 subcodes must be used instead.

Within Z53 (persons encountering health services for specific procedures and treatment, not carried out), Z53.3 is specifically for procedure converted to open procedure. Related codes cover and treatment not carried out because of contraindication (Z53.0), and treatment not carried out because of patient's decision for reasons of belief and group pressure (Z53.1), and treatment not carried out because of patient's decision for other and unspecified reasons (Z53.2), and treatment not carried out for other reasons (Z53.8) and and treatment not carried out, unspecified reason (Z53.9).

To report this condition, pick the subcode that matches the documentation: Z53.31 (procedure), Z53.32 (procedure), Z53.33 (procedure) and Z53.39 (procedure).

It was added in FY2017, effective October 1, 2016.

Specific codes under Z53.3

Notes that apply from higher levels

Instructions written at a parent level also apply to Z53.3.

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
  • FY2017 (effective 10/1/2016): Added
  • No changes since FY2017.

Common questions about Z53.3

Is Z53.3 billable?

No. Z53.3 is a header code. Report one of its more specific subcodes instead.