B65-B83

Non-Billable
ChapterA00–B99
Rankblock
Official Description

Helminthiases (B65-B83)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

CH1 Parent Instructions

Includes
  • diseases generally recognized as communicable or transmissible
Excludes1(Not coded here)
  • certain localized infections - see body system-related chapters
Excludes2(Not included here)
  • carrier or suspected carrier of infectious disease (Z22.-)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)
Use Additional Code
  • code to identify resistance to antimicrobial drugs (Z16.-)

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
B65-B83Helminthiases (B65-B83)
B65Schistosomiasis [bilharziasis]
B66Other fluke infections
B67Echinococcosis
B68Taeniasis
B69Cysticercosis
B70Diphyllobothriasis and sparganosis
B71Other cestode infections
B72Dracunculiasis
B73Onchocerciasis
B74Filariasis
B75Trichinellosis
B76Hookworm diseases
B77Ascariasis
B78Strongyloidiasis
B79Trichuriasis
B80Enterobiasis
B81Other intestinal helminthiases, not elsewhere classified
B82Unspecified intestinal parasitism
B83Other helminthiases

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to B65-B83:

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

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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