B74 — Filariasis
Is B74 billable?
No — B74 is a non-billable header code. B74 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 7 billable codes beneath B74.
B74 at a glance
| Code | B74 |
|---|---|
| Description | Filariasis |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes2 — not included here
The conditions below are not part of B74, but a patient may have both at the same time. When documentation supports it, B74 and the excluded code may both be reported.
Use additional code — inherited from Chapter 1
Report an additional code alongside B74 to fully describe the condition. B74 is sequenced first.
- code to identify resistance to antimicrobial drugs (Z16.-)
Excludes2 — not included here — inherited from Chapter 1
The conditions below are not part of B74, but a patient may have both at the same time. When documentation supports it, B74 and the excluded code may both be reported.
- carrier or suspected carrier of infectious disease (Z22.-)
- certain localized infections - see body system-related chapters
- 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)
What codes fall under B74? (7)
How long has B74 existed?
B74 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which codes are confused with B74?
ICD-10-CM declares these codes mutually exclusive with B74 — exactly one of each pair can be correct for a given encounter.