Billable / Specific Code
ICD-10-CM S35.319 is the diagnosis code for Unspecified injury of portal vein. This code falls under the section "Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals" 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 S35.319 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, S35.319 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
S35.319 is the ICD-10-CM diagnosis code for "Unspecified injury of portal vein". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of S35.319 is S35.31 ("Injury of portal vein"). S35.319 provides a more specific classification within this category.
S35.319 is located in Section S30-S39 — "Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals" within Chapter 19 of the ICD-10-CM Tabular List.
Use S35.319 when the patients documented diagnosis matches "Unspecified injury of portal vein" 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 Unspecified injury of portal vein is S35.319.
Yes, S35.319 can be used as a primary diagnosis code since it is billable and specific.
S35.319 is in Chapter 19 of the ICD-10-CM Tabular List.
Yes, S35.319 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.