A01 ICD-10-CM Code: Typhoid and paratyphoid fevers
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
A01Typhoid and paratyphoid fevers
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where A01 sits
- 1
Chapter 1
Certain infectious and parasitic diseases (A00-B99)
- 2
Section
Intestinal infectious diseases (A00-A09)
- 3
Category A01
Typhoid and paratyphoid fevers
- 4
Code A01
Typhoid and paratyphoid fevers
More specific choices
Codes under A01
A01 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for A01.
Code first
No “code first” instruction is listed for A01.
Use additional code
No “use additional code” instruction is listed for A01.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for A01.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for A01.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code A01 mean?
A01 is the FY 2027 U.S. ICD-10-CM code for “Typhoid and paratyphoid fevers.”
Is A01 a billable or specific ICD-10-CM code?
No. A01 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is A01 located in ICD-10-CM?
A01 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Intestinal infectious diseases (A00-A09) (A00–A09), under category A01, Typhoid and paratyphoid fevers.
What coding notes are listed for A01?
No inclusion terms are listed for A01 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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