B81 – Other intestinal helminthiases, not elsewhere classified
ICD-10-CM 2027 diagnosis code · Helminthiases
ICD-10-CM code
B81
- Code
B81(claims format:B81)- Description
- Other intestinal helminthiases, not elsewhere classified
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- B65-B83 Helminthiases
Billable codes under B81
B81 is a header code and cannot be used on claims. Choose the most specific code:
- B81.0 – AnisakiasisBillable
- B81.1 – Intestinal capillariasisBillable
- B81.2 – TrichostrongyliasisBillable
- B81.3 – Intestinal angiostrongyliasisBillable
- B81.4 – Mixed intestinal helminthiasesBillable
- B81.8 – Other specified intestinal helminthiasesBillable
Notes for B81
Frequently asked questions
What is ICD-10 code B81?
B81 is the ICD-10-CM code for other intestinal helminthiases, not elsewhere classified, in the block B65-B83 (Helminthiases).
Is B81 a billable code?
No. B81 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.