Z08 Encounter for follow-up examination after completed treatment for malignant neoplasm

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Encounter for follow-up examination after completed treatment for malignant neoplasm is Z08 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
Z00-Z13: Persons encountering health services for examinations (Z00-Z13)
Category Z08
1 code (1 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to Z08:

  • Examination (for) (following) (general) (of) (routine) › follow-up (routine) (following) › malignant neoplasm
  • Examination (for) (following) (general) (of) (routine) › follow-up (routine) (following) › chemotherapy NEC › malignant neoplasm
  • Examination (for) (following) (general) (of) (routine) › following › treatment (for) › malignant neoplasm
  • Examination (for) (following) (general) (of) (routine) › follow-up (routine) (following) › surgery NEC › malignant neoplasm
  • Examination (for) (following) (general) (of) (routine) › follow-up (routine) (following) › radiotherapy NEC › malignant neoplasm
  • Examination (for) (following) (general) (of) (routine) › following › treatment (for) › combined NEC › malignant neoplasm
Excludes1
Not coded here. These conditions should NOT be coded together with Z08.
  • aftercare following medical care (Z43-Z49, Z51)
Use Additional Code
  • code to identify any acquired absence of organs (Z90.-)
  • code to identify the personal history of malignant neoplasm (Z85.-)

Inclusion Terms

  • Medical surveillance following completed treatment

U.S. Hospital Utilization

  • An estimated 840 U.S. inpatient stays in 2023 included Z08 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Follow-up Z codes/categories list and Z08/Z09 use after any modality

The follow-up Z codes/categories: Z08 Encounter for follow-up examination after completed treatment for malignant neoplasm Z09 Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm Codes Z08, Encounter for follow-up examination after completed treatment for malignant neoplasm, and Z09, Encounter for follow up examination after completed treatment for conditions other than malignant neoplasm, may be assigned following any type of completed treatment modality (including both medical and surgical treatments). Z39 Encounter for maternal postpartum care and examination

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.21.c.8
Used with any code in range A00.0-T88.9, Z00-Z99

1) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.20.a.1

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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