Encounter for plastic and reconstructive surgery following medical procedure or healed injury (Z42) ICD-10-CM
The Z42 code range covers encounter for plastic and reconstructive surgery following medical procedure or healed injury with 3 ICD-10-CM diagnosis codes. 2 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
- encounter for cosmetic plastic surgery Z41.1
- encounter for plastic surgery for treatment of current injury - code to relevent injury
Codes in the Z42 Range 3 codes · 2 billable
About the Z42 Code Range
These encounters involve plastic or reconstructive surgery after a medical procedure or an injury that has healed.
Within Z42, Z42.1 identifies breast reconstruction after mastectomy, or breast removal. Z42.8 identifies other plastic and reconstructive surgery after a medical procedure or healed injury.
Questions About This Page
How many billable codes are in the Z42 range?
Of the 3 codes in this range, 2 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the Z42 range classify?
The range classifies encounter for plastic and reconstructive surgery following medical procedure or healed injury. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
