R19.35 – Periumbilic abdominal rigidity

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

Billable code

ICD-10-CM code R19.35

Code: R19.35 (claims format: R1935)
Description: Periumbilic abdominal rigidity
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 › R19.3

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)

R19.3 – Abdominal rigidity

Excludes1 (not coded here):

abdominal rigidity with severe abdominal pain (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 R19.35

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

Rigid, rigidity, abdominal, periumbilic

Related codes in R19.3

R19.30 – Abdominal rigidity, unspecified siteBillable
R19.31 – Right upper quadrant abdominal rigidityBillable
R19.32 – Left upper quadrant abdominal rigidityBillable
R19.33 – Right lower quadrant abdominal rigidityBillable
R19.34 – Left lower quadrant abdominal rigidityBillable
R19.36 – Epigastric abdominal rigidityBillable
R19.37 – Generalized abdominal rigidityBillable

Frequently asked questions

What is ICD-10 code R19.35?

R19.35 is the ICD-10-CM code for periumbilic abdominal rigidity, in the block R10-R19 (Symptoms and signs involving the digestive system and abdomen).

Is R19.35 a billable code?

Yes. R19.35 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does R19.35 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.