2026
ICD-10-CM
Diagnosis
Code

Q02 Microcephaly

  • Billable
  • POA Exempt
  • 2016–2026

Q02 is a billable/specific and POA-exempt diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Microcephaly.

Includes

  • Hydromicrocephaly

  • Micrencephalon

Code first

  • If applicable, congenital Zika virus disease

Type 1 excludes

  • Meckel-Gruber syndrome (Q61.9)

Versions

  1. 2026

    No changes

  2. 2025

    No changes

  3. 2024

    No changes

  4. 2023

    No changes

  5. 2022

    No changes

  6. 2021

    No changes

  7. 2020

    Code changed

    • Code first

        • , if applicable, congenital Zika virus disease
    • Use additional code

        • code, if applicable, to identify congenital Zika virus disease
  8. 2019

    Code changed

    • Use additional code

        • code, if applicable, to identify congenital Zika virus disease
  9. 2018

    No changes

  10. 2017

    No changes

  11. 2016

    New code