DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

P78 Other perinatal digestive system disorders

  • Header · not billable

P78 is not billable. The category heads 10 billable codes in FY2027, grouped under 6 subdivisions.

Index → code

  • GALD (gestational alloimmune liver disease) → P78.84
  • Meconiumperitonitis → P78.0
  • Hemochromatosisneonatal → P78.84

Where it sits

  1. Chapter 16 Certain conditions originating in the perinatal period (P00-P96)
  2. P76-P78 Digestive system disorders of newborn (P76-P78)
  3. P78 Other perinatal digestive system disorders
Billable codes
10
Subdivisions
6
CC / MCC codes
0 / 1
HCC V28 codes
1
New FY2027
0
Index entries
29

Codes in P78

  1. P78.0
    Perinatal intestinal perforation
    BillableMCC78
    Inclusion terms 1

    Inclusion terms

    • Meconium peritonitis
  2. P78.1
    Other neonatal peritonitis
    Billable
    Inclusion terms 1

    Inclusion terms

    • Neonatal peritonitis NOS
  3. P78.2
    Neonatal hematemesis and melena due to swallowed maternal blood
    Billable
  4. P78.3
    Noninfective neonatal diarrhea
    Billable
    Inclusion terms 1

    Inclusion terms

    • Neonatal diarrhea NOS
  5. P78.8
    Other specified perinatal digestive system disorders
    Header
  6. P78.81
    Congenital cirrhosis (of liver)
    Billable
  7. P78.82
    Peptic ulcer of newborn
    Billable
  8. P78.83
    Newborn esophageal reflux
    Billable
    Inclusion terms 1

    Inclusion terms

    • Neonatal esophageal reflux
  9. P78.84
    Gestational alloimmune liver disease
    BillableExempt
    Inclusion terms 2, Excludes1 1

    Inclusion terms

    • GALD
    • Neonatal hemochromatosis

    Excludes1

    • hemochromatosis (E83.11-) E83.11
  10. P78.89
    Other specified perinatal digestive system disorders
    Billable
  11. P78.9
    Perinatal digestive system disorder, unspecified
    Billable

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At P78

Excludes1

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

Notes that also apply

Chapter 16 instructions (Notes 1, Includes 1, Excludes2 5): printed on the chapter 16 page.

Index entries

  • GALD (gestational alloimmune liver disease) → P78.84
  • Meconiumperitonitis → P78.0
  • Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion)meconium (newborn) → P78.0
  • Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion)congenital → P78.1
  • Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion)neonatal → P78.1
  • Melenadue to swallowed maternal blood → P78.2
  • Syndromeswallowed blood → P78.2
  • Diarrhea, diarrheal (disease) (infantile) (inflammatory)neonatal (noninfectious) → P78.3
  • Hemochromatosisneonatal → P78.84
  • Newborn (infant) (liveborn) (singleton)affected byintestinal perforation → P78.0
  • Newborn (infant) (liveborn) (singleton)affected bymeconium peritonitis → P78.0
  • Perforation, perforated (nontraumatic) (of)bowelnewborn → P78.0
  • Perforation, perforated (nontraumatic) (of)colonnewborn → P78.0
  • Perforation, perforated (nontraumatic) (of)ileumnewborn → P78.0
  • Perforation, perforated (nontraumatic) (of)intestine NECnewborn → P78.0
  • Perforation, perforated (nontraumatic) (of)rectumnewborn → P78.0
  • Perforation, perforated (nontraumatic) (of)sigmoidnewborn → P78.0
  • Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion)neonatalmeconium → P78.0
  • Hematemesisnewborn, neonataldue to swallowed maternal blood → P78.2
  • Melenanewborn, neonataldue to swallowed maternal blood → P78.2
  • Cirrhosis, cirrhotic (hepatic) (liver)livercongenital → P78.81
  • Ulcer, ulcerated, ulcerating, ulceration, ulcerativepeptic (site unspecified)newborn → P78.82
  • Refluxesophagealnewborn → P78.83
  • Disease, diseasedliver (chronic) (organic)gestational alloimmune (GALD) → P78.84
  • Disorder (of)digestive (system)newborn → P78.9
  • Disorder (of)gastrointestinal (functional) NOSnewborn → P78.9
  • Perforation, perforated (nontraumatic) (of)intestine NECulcerative NECnewborn → P78.0
  • Ulcer, ulcerated, ulcerating, ulceration, ulcerativeintestine, intestinalperforatingnewborn → P78.0
  • Disorder (of)digestive (system)newbornspecified NEC → P78.89

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy