2024 ICD-10-CM Diagnosis Code Z77.011

Contact with and (suspected) exposure to lead

ICD-10-CM Code:
Z77.011
ICD-10 Code for:
Contact with and (suspected) exposure to lead
Is Billable?
Yes - Valid for Submission
Code Navigator:

Code Classification

  • Factors influencing health status and contact with health services
    (Z00–Z99)
    • Persons with potential health hazards related to family and personal history and certain conditions influencing health status
      (Z77-Z99)
      • Other contact with and exposures hazardous to health (Z77)
        (suspected)

Z77.011 is a billable diagnosis code used to specify a medical diagnosis of contact with and (suspected) exposure to lead. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024.

This code describes a circumstance which influences the patient's health status but not a current illness or injury. The code is unacceptable as a principal diagnosis.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Accidental exposure to metallic lead
  • Environmental pollution
  • Environmental safety problem
  • Exposure to lead
  • Exposure to potentially hazardous chemical
  • Exposure to potentially hazardous substance
  • Hazards in the home
  • History of exposure to lead
  • Lead in residence
  • Lead pollution
  • Pollution
  • Presence of lead-based paint

Clinical Classification

Clinical Information

  • Environmental Pollution

    contamination of the air, bodies of water, or land with substances that are harmful to human health and the environment.
  • Tobacco Smoke Pollution

    contamination of the air by tobacco smoke.

Index to Diseases and Injuries References

The following annotation back-references for this diagnosis code are found in the injuries and diseases index. The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s).

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10-CM Code Edits are applicable to this code:

  • Unacceptable principal diagnosis - There are selected codes that describe a circumstance which influences an individual's health status but not a current illness or injury, or codes that are not specific manifestations but may be due to an underlying cause. These codes are considered unacceptable as a principal diagnosis.

Convert Z77.011 to ICD-9-CM

  • ICD-9-CM Code: V15.86 - Hx-contact/exposure lead

Code History

  • FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
  • FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
  • FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. This was the first year ICD-10-CM was implemented into the HIPAA code set.