Billable / Specific Code
ICD-10-CM J13 is the diagnosis code for Pneumonia due to Streptococcus pneumoniae. This code falls under the section "Influenza and pneumonia" within Chapter 10 — Diseases of the respiratory system (J00-J99). 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.
The following conditions should never be coded at the same time as J13. They are mutually exclusive:
Understanding where J13 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, J13 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
J13 is the ICD-10-CM diagnosis code for "Pneumonia due to Streptococcus pneumoniae". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
J13 is located in Section J09-J18 — "Influenza and pneumonia" within Chapter 10 of the ICD-10-CM Tabular List.
Use J13 when the patients documented diagnosis matches "Pneumonia due to Streptococcus pneumoniae" 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 Pneumonia due to Streptococcus pneumoniae is J13.
Yes, J13 can be used as a primary diagnosis code since it is billable and specific.
J13 is in Chapter 10 of the ICD-10-CM Tabular List.
Type 1 Excludes for J13 include: congenital pneumonia due to S. pneumoniae (P23.6); lobar pneumonia, unspecified organism (J18.1); pneumonia due to other streptococci (J15.3-J15.4).
Yes, J13 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.