All ICD10 Codes
R19Non-billable

Other symptoms and signs involving the digestive system and abdomen

Symptoms, Signs and Abnormal Clinical and Laboratory Findings·Symptoms and signs involving the digestive system and abdomen (R10-R19)·category·FY 2026

Use a more specific code (6 billable, 3 non-billable)
R19.0Intra-abdominal and pelvic swelling, mass and lumphas subcodesR19.1Abnormal bowel soundshas subcodesR19.2Visible peristalsisR19.3Abdominal rigidityhas subcodesR19.4Change in bowel habitR19.5Other fecal abnormalitiesR19.6HalitosisR19.7Diarrhea, unspecifiedR19.8Other specified symptoms and signs involving the digestive system and abdomen

CH18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)

R10-R19 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • congenital or infantile pylorospasm (Q40.0)
  • gastrointestinal hemorrhage (K92.0-K92.2)
  • intestinal obstruction (K56.-)
  • newborn gastrointestinal hemorrhage (P54.0-P54.3)
  • newborn intestinal obstruction (P76.-)
  • pylorospasm (K31.3)
  • signs and symptoms involving the urinary system (R30-R39)
  • symptoms referable to female genital organs (N94.-)
  • symptoms referable to male genital organs (N48-N50)

Instructional Notes

Excludes1(Not coded here. Use a different code.)

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R10-R19Symptoms and signs involving the digestive system and abdomen (R10-R19)
R19Other symptoms and signs involving the digestive system and abdomenNot billable
R19.0Intra-abdominal and pelvic swelling, mass and lumpSubcodes
R19.1Abnormal bowel soundsSubcodes
R19.2Visible peristalsisBillable
R19.3Abdominal rigiditySubcodes
R19.4Change in bowel habitBillable
R19.5Other fecal abnormalitiesBillable
R19.6HalitosisBillable
R19.7Diarrhea, unspecifiedBillable
R19.8Other specified symptoms and signs involving the digestive system and abdomenBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.