Z42 Encounter for plastic and reconstructive surgery following medical procedure or healed injury

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Encounter for plastic and reconstructive surgery following medical procedure or healed injury is Z42 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
Z40-Z53: Encounters for other specific health care (Z40-Z53)
Category Z42
3 codes (2 billable)
FY2026 Status
Stable since FY2024
Excludes1
Not coded here. These conditions should NOT be coded together with Z42.
  • encounter for cosmetic plastic surgery (Z41.1)
  • encounter for plastic surgery for treatment of current injury - code to relevent injury

Official Coding Guidelines

Aftercare: Z code categories generally used for aftercare

The aftercare codes are generally found in the following categories: Z42 Encounter for plastic and reconstructive surgery following medical procedure or healed injury Z43 Encounter for attention to artificial openings Z44 Encounter for fitting and adjustment of external prosthetic device Z45 Encounter for adjustment and management of implanted device Z46 Encounter for fitting and adjustment of other devices Z47 Orthopedic aftercare Z48 Encounter for other postprocedural aftercare Z49 Encounter for care involving renal dialysis Z51 Encounter for other aftercare and medical care

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.B.7
List of Z codes (partial; preceding guideline context missing)

Z31.81 Encounter for male factor infertility in female patient Z31.83 Encounter for assisted reproductive fertility procedure cycle Z31.84 Encounter for fertility preservation procedure Z34 Encounter for supervision of normal pregnancy Z39 Encounter for maternal postpartum care and examination Z38 Liveborn infants according to place of birth and type of delivery Z40 Encounter for prophylactic surgery Z42 Encounter for plastic and reconstructive surgery following medical procedure or healed injury Z51.0 Encounter for antineoplastic radiation therapy Z51.1- Encounter for antineoplastic chemotherapy and immunotherapy Z52 Donors of organs and tissues Except: Z52.9, Donor of unspecified organ or tissue Z76.1 Encounter for health supervision and care of foundling Z76.2 Encounter for health supervision and care of other healthy infant and child Z99.12 Encounter for respirator [ventilator] dependence during power failure

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.B.15 (context not shown on page)

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

References

Related Codes

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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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