Billable / Specific Code
ICD-10-CM T48.203 is the diagnosis code for Poisoning by unspecified drugs acting on muscles, assault. This code falls under the section "Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances" within Chapter 19 — Injury, poisoning and certain other consequences of external causes (S00-T88). 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.
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.
Understanding where T48.203 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, T48.203 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
T48.203 is the ICD-10-CM diagnosis code for "Poisoning by unspecified drugs acting on muscles, assault". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of T48.203 is T48.20 ("Poisoning by, adverse effect of and underdosing of unspecified drugs acting on muscles"). T48.203 provides a more specific classification within this category.
T48.203 is located in Section T36-T50 — "Poisoning by, adverse effect of and underdosing of drugs, medicaments and biological substances" within Chapter 19 of the ICD-10-CM Tabular List.
Use T48.203 when the patients documented diagnosis matches "Poisoning by unspecified drugs acting on muscles, assault" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Poisoning by unspecified drugs acting on muscles, assault is T48.203.
Yes, T48.203 can be used as a primary diagnosis code since it is billable and specific.
T48.203 is in Chapter 19 of the ICD-10-CM Tabular List.
Yes, T48.203 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.