B78.9 – Strongyloidiasis, unspecified
ICD-10-CM 2027 diagnosis code · Helminthiases
ICD-10-CM code
B78.9
- Code
B78.9(claims format:B789)- Description
- Strongyloidiasis, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- 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
- Parent codes
- B78
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
B78 – Strongyloidiasis
Excludes1 (not coded here):
- trichostrongyliasis (B81.2)
Index terms for B78.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in B78
Frequently asked questions
What is ICD-10 code B78.9?
B78.9 is the ICD-10-CM code for strongyloidiasis, unspecified, in the block B65-B83 (Helminthiases).
Is B78.9 a billable code?
Yes. B78.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does B78.9 belong to?
It belongs to category B78 – Strongyloidiasis.
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.