A33 – Tetanus neonatorum
ICD-10-CM 2027 diagnosis code · Other bacterial diseases
ICD-10-CM code
A33
- Code
A33(claims format:A33)- Description
- Tetanus neonatorum
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- A30-A49 Other bacterial diseases
Index terms for A33
Entries in the ICD-10-CM alphabetic index that lead to this code:
Frequently asked questions
What is ICD-10 code A33?
A33 is the ICD-10-CM code for tetanus neonatorum, in the block A30-A49 (Other bacterial diseases).
Is A33 a billable code?
Yes. A33 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.