A33
Billable

Tetanus neonatorum

Billable / Specific Code

What is Tetanus neonatorum?

ICD-10-CM A33 is the diagnosis code for Tetanus neonatorum. This code falls under the section "Other bacterial diseases" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for A33

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where A33 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is A33 a billable ICD-10-CM code?

Yes, A33 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does A33 mean?

A33 is the ICD-10-CM diagnosis code for "Tetanus neonatorum". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is A33 in?

A33 is located in Section A30-A49 — "Other bacterial diseases" within Chapter 1 of the ICD-10-CM Tabular List.

When should I use A33?

Use A33 when the patients documented diagnosis matches "Tetanus neonatorum" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Tetanus neonatorum?

The ICD-10-CM code for Tetanus neonatorum is A33.

Can A33 be used for primary diagnosis?

Yes, A33 can be used as a primary diagnosis code since it is billable and specific.

What chapter is A33 in?

A33 is in Chapter 1 of the ICD-10-CM Tabular List.

Is A33 valid for 2026?

Yes, A33 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousA32.9Listeriosis, unspecifiedNext →A34Obstetrical tetanus
Code Details
A33
Tetanus neonatorum
Billable / Specific Code
1 — Certain infectious and parasitic diseases (A00-B99)
A30-A49 — Other bacterial diseases
2026 ICD-10-CM