ICD10BillableValid for clinical use
ICD-10 Code A28.2: Extraintestinal yersiniosis
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Certain infectious and parasitic diseases (A00-B99).
When is it used?
- May be used when a clinician documents extraintestinal yersiniosis in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
1Certain infectious and parasitic diseases (A00-B99)
block
A20-A28Certain zoonotic bacterial diseases
category
A28Other zoonotic bacterial diseases, not elsewhere classified
currentA28
Official coding notes
Excludes1 (do not code together)
- enteritis due to Yersinia enterocolitica (A04.6)
- plague (A20.-)
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
Infectious Disease SpecialistGeneral PhysicianGastroenterologist
Related codes
Sibling codes
Mapped diagnoses and classifications
SNOMED_CT 240360007high
Erythema nodosum due to yersiniosis
Source: SNOMED International ICD-10 map
SNOMED_CT 186329000high
Extraintestinal yersiniosis
Source: SNOMED International ICD-10 map
SNOMED_CT 402970009high
Erythema nodosum due to Yersinia enterocolitica
Source: SNOMED International ICD-10 map
SNOMED_CT 13272007high
Masshoff's syndrome
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
A28.2
Common synonyms
Extraintestinal yersiniosis
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.