P78.2 – Neonatal hematemesis and melena due to swallowed maternal blood

ICD-10-CM 2027 diagnosis code · Digestive system disorders of newborn

Billable code

ICD-10-CM code P78.2

Code: P78.2 (claims format: P782)
Description: Neonatal hematemesis and melena due to swallowed maternal blood
Short description: Neonatal hematemesis and melena d/t swallowed matern blood
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 16. Certain conditions originating in the perinatal period (P00-P96)
Block: P76-P78 Digestive system disorders of newborn
Parent codes: P78

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

P78 – Other perinatal digestive system disorders

Excludes1 (not coded here):

cystic fibrosis (E84.0-E84.9)
neonatal gastrointestinal hemorrhages (P54.0-P54.3)

Index terms for P78.2

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in P78

P78.0 – Perinatal intestinal perforationBillable
P78.1 – Other neonatal peritonitisBillable
P78.3 – Noninfective neonatal diarrheaBillable
P78.8 – Other specified perinatal digestive system disordersHeader
P78.9 – Perinatal digestive system disorder, unspecifiedBillable

Frequently asked questions

What is ICD-10 code P78.2?

P78.2 is the ICD-10-CM code for neonatal hematemesis and melena due to swallowed maternal blood, in the block P76-P78 (Digestive system disorders of newborn).

Is P78.2 a billable code?

Yes. P78.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does P78.2 belong to?

It belongs to category P78 – Other perinatal digestive system disorders.

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.