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    OpenPayerBilling CodesDigestive system disorders of newbornICD-10-CM p78-other-perinatal-digestive-disorders
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    ICD-10-CM Code For Other Perinatal Digestive System Disorders: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group P78 includes other perinatal digestive system disorders such as neonatal feeding problems, intestinal dysfunction of newborn, and noninfective gastroenteritis and colitis of newborn that do not fit into more specific perinatal categories. These ICD-10-CM diagnosis codes are used to document neonatal digestive conditions encountered in the perinatal period, capturing clinical complexity, organ involvement, and severity when applicable. Accurate coding within the ICD-10-CM P78 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM P78: Other Perinatal Digestive System Disorders Overview

    This group covers a range of digestive system disorders that present in the perinatal period, affecting the newborn gastrointestinal tract and related functions. These conditions target neonatal digestive physiology including feeding intolerance, digestive obstruction, and metabolic-related intestinal dysfunction. Accurate coding matters for appropriate reimbursement and to ensure clinical records reflect the newborn's diagnosis and resource needs.

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    When to Use

    Use a code from this group when a newborn presents with a digestive system disorder in the perinatal period that does not have a more specific perinatal diagnosis code. Select the code that best reflects the documented neonatal digestive condition, its severity, and any affecting complications.

    ICD-10-CM Codes

    10 rows

    ICD-10-CM CodeDescription
    P78.0Perinatal intestinal perforation
    P78.1Other neonatal peritonitis
    P78.2Neonatal hematemesis and melena due to swallowed maternal blood
    P78.3Noninfective neonatal diarrhea
    P78.81Congenital cirrhosis (of liver)
    P78.82Peptic ulcer of newborn
    P78.83Newborn esophageal reflux
    P78.84Gestational alloimmune liver disease
    P78.89Other specified perinatal digestive system disorders
    P78.9Perinatal digestive system disorder, unspecified

    DRG Codes

    3 rows

    DRG CodeDescription
    791Prematurity with Major Problems
    793Full Term Neonate with Major Problems
    794Neonate with Other Significant Problems

    Typical Clinical Scenarios

    • A term neonate, 36 hours old, presents to the newborn nursery with bilious vomiting, abdominal distention, and failure to pass meconium. Radiographs suggest intestinal obstruction from a jejunal atresia or ileal obstruction discovered on contrast study or at laparotomy; a specific perinatal digestive disorder code is assigned for the newborn’s congenital obstruction identified in the immediate postnatal period. Typical codes: P78.0, P78.1
    • A preterm infant in the NICU receiving enteral feeds develops feeding intolerance with persistent gastric residuals, abdominal tenderness, and pneumatosis intestinalis on abdominal x‑ray consistent with necrotizing enterocolitis; this acute, severe neonatal gastrointestinal disease is coded to reflect the perinatal digestive system disorder causing sepsis risk and need for surgical or medical management. Typical codes: P78.3, P78.81
    • A newborn with a history of maternal opioid exposure shows poor feeding, a tense abdomen, and radiographic evidence of paralytic ileus or functional obstruction without structural lesion; this complication of perinatal exposure or metabolic disturbance resulting in transient neonatal bowel dysmotility is coded to capture the digestive system disorder complicating the perinatal course. Typical codes: P78.82, P78.84

    Related Codes

    P76-OTHER-INTESTINAL-OBSTRUCTION-OF-NEWBORN

    ICD-10-CM Code For Other Intestinal Obstruction Of Newborn: Group Overview

    P77-NECROTIZING-ENTEROCOLITIS-OF-NEWBORN

    ICD-10-CM Code For Necrotizing Enterocolitis Of Newborn: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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