2026 ICD-10-CM Diagnosis Code B82Unspecified intestinal parasitism

ICD-10-CM Codes›A00–B99›B65-B83›B82

ICD-10-CM B82
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

B82 is a non-billable ICD-10-CM category code for unspecified intestinal parasitism, so it cannot be submitted on claims. Use a more specific code from this category instead, such as B82.0 and B82.9.

Code Identity

ICD-10-CM Code
B82
Billable Status
No — Non-Billable Category
Code Describes
Unspecified intestinal parasitism
Chapter
B65-B83
Helminthiases

Code Classification

ChapterA00–B99Certain infectious and parasitic diseases
SectionB65-B83Helminthiases
CategoryB82Unspecified intestinal parasitism
This CodeB82Unspecified intestinal parasitism

Specific Coding for Unspecified intestinal parasitismOverview

Non-specific codes like B82 require more characters. Use one of these billable codes instead:

  • Use B82.0 for Intestinal helminthiasis, unspecified

  • Use B82.9 for Intestinal parasitism, unspecified

Patient EducationClinical

Parasitic Diseases

Parasites are living things that use other living things - like your body - for food and a place to live. You can get them from contaminated food or water, a bug bite, or sexual contact. Some parasitic diseases are easily treated and some are not.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About B82Overview

Is B82 (Unspecified intestinal parasitism) a billable code?

No. This is a category header that groups the codes for unspecified intestinal parasitism, and headers cannot be submitted on claims. Claims for unspecified intestinal parasitism need a more specific code from this category, such as B82.0 and B82.9.