Other symptoms and signs involving the digestive system and abdomen
In Symptoms and signs involving the digestive system and abdomen (R10-R19), chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings
26 billable codes under R19: none are a CC or MCC; none map to an HCC.
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Instructional notes
Excludes1: not coded here, use a different code
- acute abdomen (R10.0)
Also applies, from Symptoms and signs involving the digestive system and abdomen (R10-R19)
These notes sit on R10-R19 and apply to every code under it, including R19.
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)
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers when to report symptom, sign, and abnormal finding codes (R00-R99), plus specific rules for falls, coma scales, non-infectious SIRS, death NOS, and NIHSS scores.
- Use of symptom codes (page 75)
- Use of a symptom code with a definitive diagnosis code (page 75)
- Combination codes that include symptoms (page 75)
- Repeated falls (page 76)
- Coma (page 76)
- Functional quadriplegia (page 76)
- SIRS due to Non-Infectious Process (page 77)
- Death NOS (page 77)
All codes under R19
R19 can't be used on a claim. Pick a billable code below; grey headings group them.
- R19.0Intra-abdominal and pelvic swelling, mass and lump
- R19.00Intra-abdominal and pelvic swelling, mass and lump, unspecified site
- R19.01Right upper quadrant abdominal swelling, mass and lump
- R19.02Left upper quadrant abdominal swelling, mass and lump
- R19.03Right lower quadrant abdominal swelling, mass and lump
- R19.04Left lower quadrant abdominal swelling, mass and lump
- R19.05Periumbilic swelling, mass or lump
- R19.06Epigastric swelling, mass or lump
- R19.07Generalized intra-abdominal and pelvic swelling, mass and lump
- R19.09Other intra-abdominal and pelvic swelling, mass and lump
- R19.1Abnormal bowel sounds
- R19.11Absent bowel sounds
- R19.12Hyperactive bowel sounds
- R19.15Other abnormal bowel sounds
- R19.2Visible peristalsis
- R19.3Abdominal rigidity
- R19.30Abdominal rigidity, unspecified site
- R19.31Right upper quadrant abdominal rigidity
- R19.32Left upper quadrant abdominal rigidity
- R19.33Right lower quadrant abdominal rigidity
- R19.34Left lower quadrant abdominal rigidity
- R19.35Periumbilic abdominal rigidity
- R19.36Epigastric abdominal rigidity
- R19.37Generalized abdominal rigidity
- R19.4Change in bowel habit
- R19.5Other fecal abnormalities
- R19.6Halitosis
- R19.7Diarrhea, unspecified
- R19.8Other specified symptoms and signs involving the digestive system and abdomen
R19 MS-DRGs
As the principal diagnosis, the billable codes under R19 group to these 8 MS-DRGs (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.
- DRG 391 Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders with MCC (17 of 26 codes)
- DRG 392 Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders without MCC (17 of 26 codes)
- DRG 393 Other Digestive System Diagnoses with MCC (8 of 26 codes)
- DRG 394 Other Digestive System Diagnoses with CC (8 of 26 codes)
- DRG 395 Other Digestive System Diagnoses without CC/MCC (8 of 26 codes)
- DRG 154 Other Ear, Nose, Mouth and Throat Diagnoses with MCC (1 of 26 codes)
- DRG 155 Other Ear, Nose, Mouth and Throat Diagnoses with CC (1 of 26 codes)
- DRG 156 Other Ear, Nose, Mouth and Throat Diagnoses without CC/MCC (1 of 26 codes)
Code history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.