P56 — Hydrops fetalis due to hemolytic disease
Is P56 billable?
No — P56 is a non-billable header code. P56 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 3 billable codes beneath P56.
P56 at a glance
| Code | P56 |
|---|---|
| Description | Hydrops fetalis due to hemolytic disease |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together
The conditions below can never be reported together with P56 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- hydrops fetalis NOS (P83.2)
Excludes1 — never code together — inherited from P50-P61
The conditions below can never be reported together with P56 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Chapter 16
The conditions below are not part of P56, but a patient may have both at the same time. When documentation supports it, P56 and the excluded code may both be reported.
What codes fall under P56? (2)
How long has P56 existed?
P56 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 P56?
ICD-10-CM declares these codes mutually exclusive with P56 — exactly one of each pair can be correct for a given encounter.