Z13.81
Encounter for screening for digestive system disorders
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 3 never code together
Instructional notes 5
Z13code
Inclusion terms
- Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease.
Z00-Z13block
Notes
- Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.R70-R94
Z00-Z99chapter
Notes
- Z codes represent reasons for encounters. A corresponding procedure code must accompany a Z code if a procedure is performed. Categories Z00-Z99 are provided for occasions when circumstances other than a disease, injury or external cause classifiable to categories A00-Y89 are recorded as 'diagnoses' or 'problems'. This can arise in two main ways:Z00-Z99A00-Y89
- (a) When a person who may or may not be sick encounters the health services for some specific purpose, such as to receive limited care or service for a current condition, to donate an organ or tissue, to receive prophylactic vaccination (immunization), or to discuss a problem which is in itself not a disease or injury.
- (b) When some circumstance or problem is present which influences the person's health status but is not in itself a current illness or injury.
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 6 same parent — Z13.8
Z13.82 Encounter for screening for musculoskeletal disorder category Z13.83 Encounter for screening for respiratory disorder NEC Z13.84 Encounter for screening for dental disorders Z13.85 Encounter for screening for nervous system disorders category Z13.88 Encntr screen for disorder due to exposure to contaminants Z13.89 Encounter for screening for other disorder
Subordinate codes 3
Medications 3
1266 Digestive System Diseases drugs 147 Digestive System Neoplasms drugs 5 Digestive System Abnormalities drugs
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.