ICD-10-CM A75 is the diagnosis code for Typhus fever. This code falls under the section "Rickettsioses" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). 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.
The following conditions should never be coded at the same time as A75. They are mutually exclusive:
Understanding where A75 sits in the ICD-10-CM classification helps ensure proper coding:
No, A75 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
A75 is the ICD-10-CM diagnosis code for "Typhus fever". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
A75 is located in Section A75-A79 — "Rickettsioses" within Chapter 1 of the ICD-10-CM Tabular List.
A75 has 5 sub-code(s) that provide more specific detail: A75.0, A75.1, A75.2, A75.3, A75.9.
Use A75 when the patients documented diagnosis matches "Typhus fever" 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 Typhus fever is A75.
No, A75 is non-billable. Use a more specific sub-code for primary diagnosis billing.
A75 is in Chapter 1 of the ICD-10-CM Tabular List.
Type 1 Excludes for A75 include: rickettsiosis due to Ehrlichia sennetsu (A79.81).
Yes, A75 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.