2026 ICD-10-CM Diagnosis Code Z42.8Encounter for other plastic and reconstructive surgery following medical procedure or healed injury

ICD-10-CM Codes›Z00–Z99›Z40-Z53›Z42

ICD-10-CM Z42.8
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Z42.8 is a billable ICD-10-CM diagnosis code for encounter for other plastic and reconstructive surgery following medical procedure or healed injury. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 606 through 607. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Encounter for prophylactic or other procedures.

Code Identity

ICD-10-CM Code
Z42.8
Billable Status
Yes — Valid for Submission
Code Describes
Encounter for other plastic and reconstructive surgery following medical procedure or healed injury
Short Description
Encntr for oth plast/recnst surg fol med proc or heal injury
Parent Code
Z42
Encounter for plastic and reconstructive surgery following medical procedure or healed injury

Code Classification

ChapterZ00–Z99Factors influencing health status and contact with health services
SectionZ40-Z53Encounters for other specific health care
CategoryZ42Encounter for plastic and reconstructive surgery following medical procedure or healed injury
This CodeZ42.8Encounter for other plastic and reconstructive surgery following medical procedure or healed injury

Present on Admission (POA)Billing

Z42.8 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Admission(for)
      • plastic and reconstructive surgery following medical procedure or healed injury NEC
    • Admission(for)
      • reconstructive surgery following medical procedure or healed injury NEC
    • Encounter(with health service) (for)
      • plastic and reconstructive surgery following medical procedure or healed injury NEC
    • Encounter(with health service) (for)
      • reconstructive surgery following medical procedure or healed injury NEC

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR FAC004
Encounter for prophylactic or other procedures
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Plastic and Cosmetic Surgery

Surgeons can reshape the appearance of body parts through cosmetic surgery. Some of the most common body parts people want to improve through surgery include:

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert Z42.8 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
V51.8 Aftercre plastc surg NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Z42.8Overview

Is Z42.8 a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report encounter for other plastic and reconstructive surgery following medical procedure or healed injury on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does Z42.8 group to?

When encounter for other plastic and reconstructive surgery following medical procedure or healed injury is the principal diagnosis on an inpatient stay, it groups to MS-DRG 606, 607, with relative weights from 0.9064 to 1.5132 depending on complications. Higher weights mean higher Medicare reimbursement.

Is Z42.8 exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for encounter for other plastic and reconstructive surgery following medical procedure or healed injury on inpatient claims.

What is the ICD-9 equivalent of Z42.8?

Under the General Equivalence Mappings, encounter for other plastic and reconstructive surgery following medical procedure or healed injury converts to ICD-9-CM V51.8 (aftercre plastc surg NEC). The mapping is approximate, so confirm the match fits the documentation.