Z23 ENCOUNTER FOR IMMUNIZATION

Code Information

  • Diagnosis Code: Z23
  • Short Description: Encounter for immunization
  • Long Description: Encounter for immunization
  • Code Version: 2025 ICD-10-CM

The code Z23 is VALID for claim submission

Code Classification

This code is valid for unacceptable principal diagnosis

Synonyms

  • 1st Hib and DTP vaccine given
  • 2nd Hib and DTP vaccine given
  • 3rd Hib and DTP vaccine given
  • Administration of human papilloma virus type 6, 11, 16, and 18 vaccine done
  • Bacillus Calmette-Guerin vaccination given
  • Diphtheria and acellular pertussis and inactivated poliomyelitis and tetanus vaccination given
  • Diphtheria and tetanus vaccination given
  • Diphtheria, tetanus and acellular pertussis vaccination given
  • Haemophilus influenza type B vaccination given
  • Has influenza vaccination at home
  • Has influenza vaccination at hospital
  • Has influenza vaccination at surgery
  • Has influenza vaccination at work
  • Herpes zoster vaccination given
  • Human papilloma virus type 16 and 18 vaccination given
  • Human papilloma virus vaccination given
  • Human papillomavirus 6, 11, 16, 18, 31, 33, 45, 52 and 58 vaccination given
  • Influenza vaccination given
  • Influenza vaccination requested
  • Influenza vaccination status
  • Influenza vaccination status
  • Influenza vaccination status
  • Influenza vaccination status
  • Intranasal influenza vaccination given
  • Measles vaccination given
  • Measles vaccination requested
  • Measles, mumps and rubella vaccination given
  • Meningococcus B vaccination given
  • Meningococcus vaccination given
  • Mumps vaccination given
  • Pneumococcal 13-valent conjugate vaccination given
  • Pneumococcal 23-valent polysaccharide vaccination given
  • Pneumococcal 7-valent conjugate vaccination given
  • Pneumococcal vaccination given
  • Poliomyelitis vaccination given
  • Procedure needed
  • Rabies vaccination given
  • Rotavirus vaccination given
  • Rubella vaccination given
  • Smallpox vaccination given
  • Tetanus toxoid vaccination given
  • Travel vaccination given
  • Typhoid vaccination given
  • Vaccination given
  • Vaccination needed
  • Varicella-zoster vaccination for chicken pox given
  • Varicella-zoster vaccination given
  • Viral hepatitis A and B vaccination given
  • Viral hepatitis A vaccination given
  • Viral hepatitis B vaccination given
  • Yellow fever vaccination given

References to Index of Diseases and Injuries

The code Z23 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Code First:
    • any routine childhood examination
  • Code Also:
    • , if applicable, encounter for immunization safety counseling (@Z71.85*)
  • Notes:
    • procedure codes are required to identify the types of immunizations given

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Z23 Right Arrow V05.9 Vaccin for singl dis NOS
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.

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ICD-10 Code ICD-10 Description
This page was last updated on: 10/1/2024
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