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Diagnosis Code

Z42.1 ENCOUNTER FOR BREAST RECONSTRUCTION FOLLOWING MASTECTOMY


Code Information

Diagnosis Code: Z42.1

Short Description: Encounter for breast reconstruction following mastectomy

Long Description: Encounter for breast reconstruction following mastectomy

The code Z42.1 is VALID for claim submission

Code Classification:

  • Factors influencing health status and contact with health services (Z00–Z99)
    • Encounters for other specific health care (Z40-Z53)
      • Encntr for plast/recnst surg fol med proc or healed injury (Z42)
        • Z42.1 Encounter for breast reconstruction following mastectomy

This code is valid for adult diagnoses

Code Version: 2022 ICD-10-CM


Diagnostic Related Group(s)

The code Z42.1 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Minor Skin Disorders With Mcc (606)
  • Minor Skin Disorders Without Mcc (607)

References to Index of Diseases and Injuries

The code Z42.1 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Type 1 Excludes Notes:
    • deformity and disproportion of reconstructed breast (@N65.1*-)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Z42.1 Right Arrow V51.0 Brst reconst fol mastect

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

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

This page was last updated on: 10/1/2023

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