ICD-10-CM Code for Encounter for immunization Z23.
ICD-10: Z23. NDC: 59267-1000-01.
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.
Tetanus and Diphtheria Vaccinations Billing GuidelinesCPT CodeICD-1090715S61011A90471S61011AAug 30, 2018
Use HCPCS Level II code M0201 for the additional payment for administering the COVID-19 vaccine to certain Medicare patients in their homes.
When reporting administration of combination vaccines, code 90460 is reported for the first component and add-on code 90461 is reported for each additional component (no modifier -51 required).
The ICD-10 code to use for flu vaccination is Z23, encounter for immunization. There are many CPT codes to describe influenza vaccine, varying by manufacturer, product and age group. Code according to the product you are using to accurately bill for flu vaccine.
Coding & Reimbursement 90662=Inactivated Influenza Vaccine, quadrivalent (IIV4), split virus, preservative free, enhanced immunogenicity via increased antigen content, for intramuscular use.
Of these, only two of the immunization administration codes, 90460 and 90461, include counseling by the physician or other qualified health care professional (QHP) at the time of service, specifically for patients up to and through 18 years of age.
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.
Z23 may be used as a primary diagnosis for immunizations in the OP and physician setting.
For the TDAP vaccine, report CPT code 90715 (pays approximately $31).
If the immunization is related to exposure (eg, the administration of a Tdap vaccine as a part of wound care), the ICD-10 code describing the exposure should be used as the primary diagnosis code for the vaccine, and Z23 should be used as the secondary code.
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.
Payment Allowances and Effective Dates for the 2019-2020 Flu Season: CodeLabeler NameDrug Name90662Sanofi PasteurFluzone High-Dose (2019/2020)90672MedImmuneFluMist Quadrivalent (2019/2020)90674SeqirusFlucelvax Quadrivalent (2019/2020) (Pres Free)90682Sanofi PasteurFlublok Quadrivalent (2019/2020)6 more rows•Dec 22, 2021
• Code Z23 is for encounters for inoculations and vaccinations. • It means patient is being seen to receive a prophylactic inoculation against a disease. • Code Z23 may be used as a secondary code if the inoculation is given as a routine part of preventive health care, such as a well-baby visit.