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v1.0.0
ICD-10 Guide
ICD-10 CodesR19

R19

Other symptoms and signs involving the digestive system and abdomen

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 R19 is a billable code used to indicate a diagnosis of other symptoms and signs involving the digestive system and abdomen.

Key Diagnostic Point:

The ICD-10 code R19 encompasses a variety of non-specific symptoms and signs related to the digestive system and abdomen that do not fall under more specific codes. This includes symptoms such as abdominal pain, bloating, and changes in bowel habits that are not clearly defined or classified elsewhere. These symptoms can arise from a multitude of causes, including gastrointestinal disorders, infections, metabolic conditions, or even psychological factors. The clinical context is crucial, as these symptoms may indicate underlying conditions such as irritable bowel syndrome, inflammatory bowel disease, or even malignancies. A thorough diagnostic approach often involves a detailed patient history, physical examination, and may include laboratory tests, imaging studies, and endoscopic evaluations to rule out specific diseases. Accurate coding requires careful documentation of the symptoms presented, their duration, and any associated findings to ensure appropriate coding and billing.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of symptoms that can be coded under R19
  • Need for thorough documentation to support the diagnosis
  • Potential overlap with other digestive system codes
  • Variability in clinical presentation and underlying causes

Audit Risk Factors

  • Insufficient documentation to support the diagnosis
  • Use of R19 when a more specific code is applicable
  • Inconsistent coding practices among different providers
  • Failure to capture the full clinical picture in documentation

Specialty Focus

Medical Specialties

Internal Medicine

Documentation Requirements

Detailed patient history, physical examination findings, and any diagnostic tests performed.

Common Clinical Scenarios

Patients presenting with vague abdominal discomfort, bloating, or changes in bowel habits without a clear diagnosis.

Billing Considerations

Ensure that all relevant symptoms are documented and that the clinical rationale for using R19 is clear.

Emergency Medicine

Documentation Requirements

Acute care documentation including vital signs, immediate assessments, and any interventions performed.

Common Clinical Scenarios

Patients presenting with acute abdominal pain or distress where a definitive diagnosis is not immediately available.

Billing Considerations

Rapid assessment and documentation are critical; ensure that the reason for using R19 is well-supported by clinical findings.

Coding Guidelines

Inclusion Criteria

Use R19 When
  • Coders should refer to the official ICD
  • CM coding guidelines, ensuring that R19 is used only when no other more specific code applies
  • Documentation must support the use of this code, detailing the symptoms and any relevant clinical findings

Exclusion Criteria

Do NOT use R19 When
No specific exclusions found.

Related Codes

Child Codes

29 codes
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
R19.02
Left upper quadrant abdominal swelling, mass and lump
R19.03
Right lower quadrant abdominal swelling, mass and lump
R19.04
Left lower quadrant abdominal swelling, mass and lump
R19.05
Periumbilic swelling, mass or lump
R19.06
Epigastric swelling, mass or lump
R19.07
Generalized intra-abdominal and pelvic swelling, mass and lump
R19.09
Other intra-abdominal and pelvic swelling, mass and lump
R19.1
Abnormal bowel sounds
R19.11
Absent bowel sounds
R19.12
Hyperactive bowel sounds
R19.15
Other abnormal bowel sounds
R19.2
Visible peristalsis
R19.3
Abdominal rigidity
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
R19.4
Change in bowel habit
R19.5
Other fecal abnormalities
R19.6
Halitosis
R19.7
Diarrhea, unspecified
R19.8
Other specified symptoms and signs involving the digestive system and abdomen

Related CPT Codes

99213CPT Code

Established patient office visit, Level 3

Clinical Scenario

Used when a patient presents with symptoms coded under R19 for evaluation.

Documentation Requirements

Document the patient's symptoms, history, and any examination findings.

Specialty Considerations

Internal medicine specialists should ensure comprehensive documentation to support the visit level.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more detailed coding, but R19 remains a broad category that requires careful documentation to avoid misuse and ensure accurate billing.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more detailed coding, but R19 remains a broad category that requires careful documentation to avoid misuse and ensure accurate billing.

Reimbursement & Billing Impact

billing.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

When should I use code R19?

Use code R19 when a patient presents with symptoms involving the digestive system and abdomen that do not fit into a more specific category. Ensure that documentation supports the use of this code.