A01.2

Billable
ChapterA00–B99
Ranksubcategory
Official Description

Paratyphoid fever B

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).
General instructions are available for the parent sections:
View CH1 Notes

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
A00-A09Intestinal infectious diseases (A00-A09)
A01Typhoid and paratyphoid fevers
A01.2Paratyphoid fever B

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A01.2:

chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to A01.2. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

6 raw paths
Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)1 unique routes
paratyphoid
B→A01.2
Infection, infected, infective (opportunistic)5 unique routes
Bacillus
paratyphoid, paratyphosus
B→A01.2
Bacterium
paratyphosum
B→A01.2
Parastrongylus
paratyphoid
Type B→A01.2
Salmonella (aertrycke) (arizonae) (cholerae-suis) (enteritidis) (gallinarum) (suipestifer) (typhimurium)(2 variants)
paratyphi
B→A01.2
schottmuelleri→A01.2

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 867
Other Infectious and Parasitic Diseases Diagnoses with MCC
DRG 868
Other Infectious and Parasitic Diseases Diagnoses with CC
DRG 869
Other Infectious and Parasitic Diseases Diagnoses without CC/MCC

Cross Reference

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