R19: Other symptoms and signs involving the digestive system and abdomen

Codes under R19 (Other symptoms and signs involving the digestive system and abdomen). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
R19.0	Intra-abdominal and pelvic swelling, mass and lump	—
R19.00	Intra-abdominal and pelvic swelling, mass and lump, unspecified site	✓
R19.01	Right upper quadrant abdominal swelling, mass and lump	✓
R19.1	Abnormal bowel sounds	—
R19.02	Left upper quadrant abdominal swelling, mass and lump	✓
R19.2	Visible peristalsis	✓
R19.03	Right lower quadrant abdominal swelling, mass and lump	✓
R19.3	Abdominal rigidity	—
R19.04	Left lower quadrant abdominal swelling, mass and lump	✓
R19.4	Change in bowel habit	✓
R19.05	Periumbilic swelling, mass or lump	✓
R19.5	Other fecal abnormalities	✓
R19.06	Epigastric swelling, mass or lump	✓
R19.6	Halitosis	✓
R19.07	Generalized intra-abdominal and pelvic swelling, mass and lump	✓
R19.7	Diarrhea, unspecified	✓
R19.8	Other specified symptoms and signs involving the digestive system and abdomen	✓
R19.09	Other intra-abdominal and pelvic swelling, mass and lump	✓
R19.11	Absent bowel sounds	✓
R19.12	Hyperactive bowel sounds	✓
R19.15	Other abnormal bowel sounds	✓
R19.30	Abdominal rigidity, unspecified site	✓
R19.31	Right upper quadrant abdominal rigidity	✓
R19.32	Left upper quadrant abdominal rigidity	✓
R19.33	Right lower quadrant abdominal rigidity	✓
R19.34	Left lower quadrant abdominal rigidity	✓
R19.35	Periumbilic abdominal rigidity	✓
R19.36	Epigastric abdominal rigidity	✓
R19.37	Generalized abdominal rigidity	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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