ICD-10-CM B81: Other intestinal helminthiases, not elsewhere classified

ICD-10-CM Diagnosis Code (2025)

Official Description for B81

Other intestinal helminthiases, not elsewhere classified

Coding Notes & Guidelines for B81

Excludes1: Not Coded Here
  • angiostrongyliasis due to:
  • Angiostrongylus cantonensis (B83.2)
  • Parastrongylus cantonensis (B83.2)
Excludes2: Not Included Here

hepatic capillariasis (B83.8)

Inclusion Terms

Infection due to Anisakis larva

Inclusion Terms
  • Capillariasis NOS
  • Infection due to Capillaria philippinensis
Inclusion Terms
  • Angiostrongyliasis due to:
  • Angiostrongylus costaricensis
  • Parastrongylus costaricensis
Inclusion Terms
  • Infection due to intestinal helminths classified to more than one of the categories B65.0-B81.3 and B81.8
  • Mixed helminthiasis NOS
Inclusion Terms
  • Infection due to Oesophagostomum species [esophagostomiasis]
  • Infection due to Ternidens diminutus [ternidensiasis]

Child Codes (More Specific Codes for B81):

B81.0 - Anisakiasis B81.1 - Intestinal capillariasis B81.2 - Trichostrongyliasis B81.3 - Intestinal angiostrongyliasis B81.4 - Mixed intestinal helminthiases B81.8 - Other specified intestinal helminthiases

About ICD-10-CM Code B81 (Other intestinal helminthiases)

ICD-10-CM code B81 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM B81 became effective on October 1, 2024.

This page provides detailed information about B81 - Other intestinal helminthiases, not elsewhere classified. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other intestinal helminthiases related to not elsewhere classified.