B65-B83

Non-Billable

ChapterA00–B99

Rankblock

Official Description

Helminthiases (B65-B83)

Use a more specific code (4 billable, 15 non-billable)

B65Schistosomiasis [bilharziasis]has subcodes B66Other fluke infectionshas subcodes B67Echinococcosishas subcodes B68Taeniasishas subcodes B69Cysticercosishas subcodes B70Diphyllobothriasis and sparganosishas subcodes B71Other cestode infectionshas subcodes B72Dracunculiasis B73Onchocerciasishas subcodes B74Filariasishas subcodes B75Trichinellosis B76Hookworm diseaseshas subcodes B77Ascariasishas subcodes B78Strongyloidiasishas subcodes B79Trichuriasis B80Enterobiasis B81Other intestinal helminthiases, not elsewhere classifiedhas subcodes B82Unspecified intestinal parasitismhas subcodes B83Other helminthiaseshas subcodes

Metadata & Insights

•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. Use a different code.)

certain localized infections - see body system-related chapters

Excludes2(Not included here. Code separately if applicable.)

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

BillableHas subcodes

CH1Certain infectious and parasitic diseases (A00-B99)

B65-B83Helminthiases (B65-B83)Not billable

B65Schistosomiasis [bilharziasis]Subcodes

B66Other fluke infectionsSubcodes

B67EchinococcosisSubcodes

B68TaeniasisSubcodes

B69CysticercosisSubcodes

B70Diphyllobothriasis and sparganosisSubcodes

B71Other cestode infectionsSubcodes

B72DracunculiasisBillable

B73OnchocerciasisSubcodes

B74FilariasisSubcodes

B75TrichinellosisBillable

B76Hookworm diseasesSubcodes

B77AscariasisSubcodes

B78StrongyloidiasisSubcodes

B79TrichuriasisBillable

B80EnterobiasisBillable

B81Other intestinal helminthiases, not elsewhere classifiedSubcodes

B82Unspecified intestinal parasitismSubcodes

B83Other helminthiasesSubcodes

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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