ICD-10-CM S36.021 is the diagnosis code for Major contusion of spleen. 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.
Understanding where S36.021 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, S36.021 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
S36.021 is the ICD-10-CM diagnosis code for "Major contusion of spleen". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of S36.021 is S36.02 ("Contusion of spleen"). S36.021 provides a more specific classification within this category.
S36.021 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 S36.021 when the patients documented diagnosis matches "Major contusion of spleen" 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 Major contusion of spleen is S36.021.
Yes, S36.021 can be used as a primary diagnosis code since it is billable and specific.
S36.021 is in Chapter 19 of the ICD-10-CM Tabular List.
Yes, S36.021 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.