W53
Non-Billable

Contact with rodent

Non-Billable / Non-Specific Code

What is Contact with rodent?

ICD-10-CM W53 is the diagnosis code for Contact with rodent. This code falls under the section "Exposure to animate mechanical forces" within Chapter 20 — External causes of morbidity (V00-Y99). 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 W53

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 W53 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 4 entries
W53.0Contact with mouseNon-BillableW53.01Bitten by mouseBillableW53.09Other contact with mouseBillableW53.1Contact with ratNon-BillableW53.11Bitten by ratBillableW53.19Other contact with ratBillableW53.2Contact with squirrelNon-BillableW53.21Bitten by squirrelBillableW53.29Other contact with squirrelBillableW53.8Contact with other rodentNon-BillableW53.81Bitten by other rodentBillableW53.89Other contact with other rodentBillable
Related Codes

Frequently Asked Questions

Is W53 a billable ICD-10-CM code?

No, W53 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does W53 mean?

W53 is the ICD-10-CM diagnosis code for "Contact with rodent". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is W53 in?

W53 is located in Section W50-W64 — "Exposure to animate mechanical forces" within Chapter 20 of the ICD-10-CM Tabular List.

What are the sub-codes of W53?

W53 has 4 sub-code(s) that provide more specific detail: W53.0, W53.1, W53.2, W53.8.

When should I use W53?

Use W53 when the patients documented diagnosis matches "Contact with rodent" 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 Contact with rodent?

The ICD-10-CM code for Contact with rodent is W53.

Can W53 be used for primary diagnosis?

No, W53 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is W53 in?

W53 is in Chapter 20 of the ICD-10-CM Tabular List.

Is W53 valid for 2026?

Yes, W53 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousW52Crushed, pushed or stepped on by crowd or human stampedeNext →W53.0Contact with mouse
Code Details
W53
Contact with rodent
Non-Billable / Non-Specific Code
20 — External causes of morbidity (V00-Y99)
W50-W64 — Exposure to animate mechanical forces
2026 ICD-10-CM