R19.4 – Change in bowel habit

ICD-10-CM 2027 diagnosis code · Symptoms and signs involving the digestive system and abdomen

Billable code

ICD-10-CM code R19.4

Code: R19.4 (claims format: R194)
Description: Change in bowel habit
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: R10-R19 Symptoms and signs involving the digestive system and abdomen
Parent codes: R19

Notes for R19.4

Excludes1 (not coded here):

constipation (K59.0-)
functional diarrhea (K59.1)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

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

Excludes1 (not coded here):

acute abdomen (R10.0)

Block R10-R19

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)

Index terms for R19.4

Entries in the ICD-10-CM alphabetic index that lead to this code:

Change, bowel habit

Related codes in R19

R19.0 – Intra-abdominal and pelvic swelling, mass and lumpHeader
R19.1 – Abnormal bowel soundsHeader
R19.2 – Visible peristalsisBillable
R19.3 – Abdominal rigidityHeader
R19.5 – Other fecal abnormalitiesBillable
R19.6 – HalitosisBillable
R19.7 – Diarrhea, unspecifiedBillable
R19.8 – Other specified symptoms and signs involving the digestive system and abdomenBillable

Frequently asked questions

What is ICD-10 code R19.4?

R19.4 is the ICD-10-CM code for change in bowel habit, in the block R10-R19 (Symptoms and signs involving the digestive system and abdomen).

Is R19.4 a billable code?

Yes. R19.4 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does R19.4 belong to?

It belongs to category R19 – Other symptoms and signs involving the digestive system and abdomen.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.