Z00-Z13: Persons encountering health services for examination and investigation
Z03: Medical observation and evaluation for suspected diseases and conditions, ruled out
Subcodes of Z03:
- Z03.0: Observation for suspected tuberculosis
- Z03.1: Observation for suspected malignant neoplasm
- Z03.2: Observation for suspected mental and behavioural disorders
- Z03.3: Observation for suspected nervous system disorder
- Z03.4: Observation for suspected myocardial infarction
- Z03.5: Observation for other suspected cardiovascular diseases
- Z03.6: Observation for suspected toxic effect from ingested substance
- Z03.8: Observation for other suspected diseases and conditions
- Z03.9: Observation for suspected disease or condition, unspecified
Patient Disclaimer
The information provided on this page is for general educational purposes only. It is not intended for self-diagnosis and does not replace professional medical advice. Always consult your doctor or a qualified healthcare provider with any questions or concerns about your health.
If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.
For a complete understanding of your condition and what the diagnosis means for you, please speak directly with your doctor.