Attention: Providers of Well Child Exams - Clarification of Appropriate Diagnosis Codes
ICD-10 Diagnosis Code | Code Description |
Z00.110 | Health examination for newborn under 8 d ... |
Z00.111 | Health examination for newborn 8 to 28 d ... |
Z00.121 | Encounter for routine child health exami ... |
Z00.129 | Encounter for routine child health exami ... |
Developmental Screening
The components of a Well-child Visit, as indicated by the Early Periodic Screening, Diagnosis and Treatment (EPSDT) criteria, are:
ICD-10-CM CATEGORY CODE RANGE SPECIFIC CONDITION ICD-10 CODE Diseases of the Circulatory System I00 –I99 Essential hypertension I10 Unspecified atrial fibrillation I48.91 Diseases of the Respiratory System J00 –J99 Acute pharyngitis, NOS J02.9 Acute upper respiratory infection J06._ Acute bronchitis, *,unspecified J20.9 Vasomotor rhinitis J30.0
The new codes are for describing the infusion of tixagevimab and cilgavimab monoclonal antibody (code XW023X7), and the infusion of other new technology monoclonal antibody (code XW023Y7).
Z00.129. Encounter for routine child health examination without abnormal findings.
Z00.00ICD-10 Code for Encounter for general adult medical examination without abnormal findings- Z00. 00- Codify by AAPC.
ICD-10 code Z00. 121 for Encounter for routine child health examination with abnormal findings is a medical classification as listed by WHO under the range - Factors influencing health status and contact with health services .
Use code Z00. 01 as the primary code as well as the codes for the chronic condition(s). When to use code Z00. 00: Patient presents for an Annual Wellness Visit (AWV).
Z00.00No specific diagnosis is required for the Annual Wellness Visit, but Z00. 00 or Z00. 01 is appropriate for the Annual Routine Physical Exam. A Depression Screening (G0444) is a required component within the initial Annual Wellness Visit (G0438) and should not be billed separately.
AWV Coding. The two CPT codes used to report AWV services are: G0438 initial visit. G0439 subsequent visit.
0 - 17 years inclusiveZ00. 121 is applicable to pediatric patients aged 0 - 17 years inclusive.
0 - 17 years inclusiveZ00. 129 is applicable to pediatric patients aged 0 - 17 years inclusive.
121, Z00. 129, Z00. 00, Z00. 01 “Prophylactic” diagnosis codes are considered Preventive.
Encounter for general adult medical examination without abnormal findings. Z00. 00 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Z12. 11: Encounter for screening for malignant neoplasm of the colon.
For example, Z12. 31 (Encounter for screening mammogram for malignant neoplasm of breast) is the correct code to use when you are ordering a routine mammogram for a patient. However, coders are coming across many routine mammogram orders that use Z12. 39 (Encounter for other screening for malignant neoplasm of breast).