B81.2Billable

Trichostrongyliasis

Chapter
1. Certain infectious and parasitic diseases
Category
B81
Effective date
October 1, 2026

Related codes in category B81

B81Other intestinal helminthiases, not elsewhere classifiedB81.0AnisakiasisYesB81.1Intestinal capillariasisYesB81.3Intestinal angiostrongyliasisYesB81.4Mixed intestinal helminthiasesYesB81.8Other specified intestinal helminthiasesYes

Frequently asked questions

What is ICD-10 code B81.2?

B81.2 is an ICD-10-CM diagnosis code for Trichostrongyliasis.

Is B81.2 a billable code?

Yes. B81.2 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is B81.2 in?

B81.2 falls under Chapter 1: Certain infectious and parasitic diseases.

When did B81.2 become effective?

B81.2 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to B81.2?

B81.2 belongs to category B81, which includes 6 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.