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Billing code

C418A — Gastroenterology concurrent care visit

Gastroenterology concurrent care visit

Bill for a consulting gastroenterologist's routine hospital visit while the family physician stays most responsible and asks for continued care.

Watch for: Limited to 4 in the first week of concurrent care, then 2 per week; only after your first major assessment.

Code

C418A

Description

Gastroenterology concurrent care visit

FHO+ basket

Not in the FHO+ base rate basket (Schedule 2 or 2B).

Effective date

Apr 1, 2026

Termination date

No end date

Explanation

Updated October 26, 2026

A routine in-hospital visit by a consulting gastroenterologist giving ongoing care while the family physician stays most responsible.

What it covers

Concurrent care is any routine hospital assessment by the consultant after their first major assessment of the patient, when the family physician remains the most responsible physician but asks the consultant for continued directive care (GP48).

C418 is the Gastroenterology (41) listing (A106).

Billing rules

• Limited to 4 per week in the first week of concurrent care, then 2 per week; extras are not payable (GP48).
• Only after your first major assessment of the patient (consultation or assessment) (GP48).
• The family physician must remain MRP and request your continued care (GP48).
• Not on the Appendix J virtual care lists (Appendix J AJ1–AJ2).

Common rejections

• AM1: OHIP describes this as 'Service Limit Exceeded': more concurrent care visits than allowed that week (GP48).

Related codes: C415, C413, C412, C417, C419

Source: Schedule of Benefits (July 1, 2026), Consultations and Visits, Gastroenterology (41), page A106.

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