Inoculations and Vaccinations ICD-10-CM Coding Code Z23, which is used to identify encounters for inoculations and vaccinations, indicates that a patient is being seen to receive a prophylactic inoculation against a disease.
Z23 may be used as a primary diagnosis for immunizations in the OP and physician setting.
Tetanus and Diphtheria Vaccinations Billing GuidelinesCPT CodeICD-1090715S61011A90471S61011AAug 30, 2018
Code Z23 is used to indicate any encounter for a vaccination. The procedure codes are used to identify the type of the immunization given and how it was administered. All Z codes must be accompanied by a corresponding procedure code.
ICD-10-CM Code for Encounter for immunization Z23.
ICD-10-PCS Codes XW013V7: Introduction of COVID-19 vaccine dose 3 into subcutaneous tissue, percutaneous approach, new technology group. XW013W7: Introduction of COVID-19 vaccine booster into subcutaneous tissue, percutaneous approach, new technology group 7.
A35 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM A35 became effective on October 1, 2021. This is the American ICD-10-CM version of A35 - other international versions of ICD-10 A35 may differ.
Medical providers who “buy and bill” for the Tdap vaccine should use the Current Procedural Terminology (CPT) code 90715. For administration of the vaccine, providers should bill CPT code 90471 or 90472, as appropriate.
Vaccine Administration Code(s) Administration codes track which dose in the regimen is being administered. NDC 10/NDC11 The National Drug Code (NDC) uniquely identifies human drugs in the United States; it can be found on the vial containing the vaccine.
Z23 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
90471: Immunization administration for percutaneous, intra-dermal, subcutaneous or intramuscular injections, initial.
CPT® code 96372: Injection of drug/substance under skin or into muscle.