All ICD10 Codes
Z40Not billable, use a more specific code below

Encounter for prophylactic surgery

In Encounters for other specific health care (Z40-Z53), chapter 21: Factors Influencing Health Status and Contact with Health Services

9 billable codes under Z40: none are a CC or MCC; none map to an HCC.

Advertisements

Instructional notes

Excludes1: not coded here, use a different code

  • organ donations (Z52.-)
  • therapeutic organ removal-code to condition

Also applies, from Encounters for other specific health care (Z40-Z53)

These notes sit on Z40-Z53 and apply to every code under it, including Z40.

Includes: conditions that are coded here

  • Categories Z40-Z53 are intended for use to indicate a reason for care. They may be used for patients who have already been treated for a disease or injury, but who are receiving aftercare or prophylactic care, or care to consolidate the treatment, or to deal with a residual state

Excludes2: not included here, code separately if applicable

  • follow-up examination for medical surveillance after treatment (Z08-Z09)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers when and how to use Z codes (Z00-Z99) for encounters and supplementary information, including contact, status, history, screening, aftercare, exams, and social determinants of health.

Read Section I.C.21 (page 92)

All codes under Z40

Z40 can't be used on a claim. Pick a billable code below; grey headings group them.

Z40 MS-DRGs

As the principal diagnosis, the billable codes under Z40 group to these 7 MS-DRGs (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to Z40

Notes on these codes point to Z40.

  • Z29 Excludes1: prophylactic surgery (Z40.-)

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.