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Z533
Z533 – Biopsy - incisional - by intubation
OHIP Psychiatric Code — DIGESTIVE SYSTEM SURGICAL PROCEDURES · Schedule of Benefits
Z533 is an incisional biopsy of the stomach performed by intubation. This procedure is listed under the excision category for the stomach.
When to Use
- Use Z533 specifically for an incisional biopsy of the stomach performed via intubation, typically during an endoscopic procedure.
- Select Z533 when the primary intent of the intubation-based procedure is to obtain a tissue sample for pathology, distinguishing it from purely diagnostic or therapeutic interventions.
Common Pitfalls
- Do not bill Z533 in conjunction with Z526 if the biopsy is part of the same endoscopic session, as this may be flagged as unbundling.
- Avoid using Z533 for biopsies performed via open surgical approach, as this code is strictly defined for intubation-based (endoscopic) access.
Billing Tips
- Ensure the pathology report is cross-referenced with your claim date, as OHIP may audit the biopsy procedure against the resulting pathology findings.
- Apply the appropriate age-based premium (e.g., AGE_PREMIUM_5_TO_16_YEARS) if the patient qualifies, as this is a surgical procedure eligible for percentage-based increases.
Provider Fee$36.80
Effective: April 1, 2025
Category
S. Digestive System Surgical Procedures
Subcategory
DIGESTIVE SYSTEM SURGICAL PROCEDURES
Service Type
Surgical
Code Classes
Digestive System Surgical Procedures
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