All ICD10 Codes

R19

Non-Billable
ChapterR00–R99
Rankcategory
Official Description

Other symptoms and signs involving the digestive system and abdomen

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

CH18 Parent Instructions

Excludes2(Not included here)
  • 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)
  • 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)

Clinical Hierarchy

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 abdomen
R19.0Intra-abdominal and pelvic swelling, mass and lump
R19.1Abnormal bowel sounds
R19.2Visible peristalsis
R19.3Abdominal 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

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R19:

blockR10-R19
Symptoms and signs involving the digestive system and abdomen (R10-R19)
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to R19. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Abnormal, abnormality, abnormalities6 unique routes
bowel sounds→R19(3 variants)
absent→R19
hyperactive→R19
feces (color) (contents) (mucus)→R19
stool (color) (contents) (mucus)→R19(2 variants)
guaiac positive→R19
Absence (of) (organ or part) (complete or partial)1 unique routes
bowel sounds→R19
Blood2 unique routes
in
feces
occult→R19
occult in feces→R19
Breath1 unique routes
foul→R19
Bulky1 unique routes
stools→R19
Change (s) (in) (of)1 unique routes
bowel habit→R19
Diarrhea, diarrheal (disease) (infantile) (inflammatory)1 unique routes
Direct index entry→R19
Fat1 unique routes
in stool→R19
Fetid1 unique routes
breath→R19
Foul breath1 unique routes
Direct index entry→R19
Halitosis1 unique routes
Direct index entry→R19
Hyperactive, hyperactivity1 unique routes
bowel sounds→R19
Hyperperistalsis1 unique routes
Direct index entry→R19
Impaired, impairment (function)1 unique routes
rectal sphincter→R19
Mass5 unique routes
abdominal→R19(5 variants)
epigastric→R19
generalized→R19
left lower quadrant→R19
left upper quadrant→R19

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Other symptoms and signs involving the digestive system and abdomen.

Search PCS Codes