O29.3X
Non-Billable

Toxic reaction to local anesthesia during pregnancy

Non-Billable / Non-Specific Code

What is Toxic reaction to local anesthesia during pregnancy?

ICD-10-CM O29.3X is the diagnosis code for Toxic reaction to local anesthesia during pregnancy. This code falls under the section "Other maternal disorders predominantly related to pregnancy" within Chapter 15 — Pregnancy, childbirth and the puerperium (O00-O9A). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. 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 O29.3X

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 O29.3X sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 4 entries
O29.3X1Toxic reaction to local anesthesia during pregnancy, first trimesterBillableO29.3X2Toxic reaction to local anesthesia during pregnancy, second trimesterBillableO29.3X3Toxic reaction to local anesthesia during pregnancy, third trimesterBillableO29.3X9Toxic reaction to local anesthesia during pregnancy, unspecified trimesterBillable
Related Codes

Frequently Asked Questions

Is O29.3X a billable ICD-10-CM code?

No, O29.3X is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does O29.3X mean?

O29.3X is the ICD-10-CM diagnosis code for "Toxic reaction to local anesthesia during pregnancy". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of O29.3X?

The parent code of O29.3X is O29.3 ("Toxic reaction to local anesthesia during pregnancy"). O29.3X provides a more specific classification within this category.

What section is O29.3X in?

O29.3X is located in Section O20-O29 — "Other maternal disorders predominantly related to pregnancy" within Chapter 15 of the ICD-10-CM Tabular List.

What are the sub-codes of O29.3X?

O29.3X has 4 sub-code(s) that provide more specific detail: O29.3X1, O29.3X2, O29.3X3, O29.3X9.

When should I use O29.3X?

Use O29.3X when the patients documented diagnosis matches "Toxic reaction to local anesthesia during pregnancy" 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 Toxic reaction to local anesthesia during pregnancy?

The ICD-10-CM code for Toxic reaction to local anesthesia during pregnancy is O29.3X.

Can O29.3X be used for primary diagnosis?

No, O29.3X is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is O29.3X in?

O29.3X is in Chapter 15 of the ICD-10-CM Tabular List.

Is O29.3X valid for 2026?

Yes, O29.3X is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousO29.3Toxic reaction to local anesthesia during pregnancyNext →O29.3X1Toxic reaction to local anesthesia during pregnancy, first trimester
Code Details
O29.3X
Toxic reaction to local anesthesia during pregnancy
Non-Billable / Non-Specific Code
15 — Pregnancy, childbirth and the puerperium (O00-O9A)
O20-O29 — Other maternal disorders predominantly related to pregnancy
2026 ICD-10-CM