What is OHIP billing code C601?

C601 is "Complex medical specific re-assessment", an OHIP Consultations and Visits code from the Ontario Schedule of Benefits (Physician Services).

How much does C601 pay?

The current OHIP fee for C601 is $84.10, effective 2026-04-01, per the Ontario Schedule of Benefits.

How do I bill C601 to OHIP?

C601 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates C601 claims against the Schedule of Benefits rules before submission.

What codes are related to C601?

Codes related to C601 in the Schedule of Benefits include C603, C604.

All codes

C601

C601 – Complex medical specific re-assessment

OHIP Consultations and Visits Code — CONSULTATIONS AND VISITS · Schedule of Benefits

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Levels of this visit

The C60x codes in this part of the Schedule of Benefits, lowest fee first. Bill the level the history and examination support.

Assessments

C604 Medical specific re-assessment
A medical specific re-assessment rendered by a specialist in Cardiology (specialty 60) for a non-emergency acute care hospital in-patient.
$72.65
C601 Complex medical specific re-assessment(this code)
A complex medical specific re-assessment is a re-assessment of a patient because of the complexity, obscurity, or seriousness of the patient's condition and includes all the…
$84.10
C603 Medical specific assessment
A medical specific assessment rendered by a specialist in Cardiology (60) for a non-emergency hospital in-patient.
$96.70

Consultations

C606 Repeat consultation
A repeat consultation is an additional consultation rendered by the same consultant, in respect of the same presenting problem, following care rendered to the patient by another…
$105.25
C605 Consultation
A consultation is an assessment rendered in an acute care hospital for a non-emergency in-patient following a written request from a referring physician, nurse practitioner, or…
$188.45
C600 Comprehensive cardiology consultation
A comprehensive cardiology consultation for a non-emergency hospital in-patient, subject to the same conditions as A600.
$342.25

A complex medical specific re-assessment is a re-assessment of a patient because of the complexity, obscurity, or seriousness of the patient's condition and includes all the requirements of a medical specific re-assessment as defined on . The service is rendered by a specialist to a non-emergency hospital in-patient, as indicated by the 'C' prefix (). The physician must report his/her findings, opinions, or recommendations in writing to the patient's primary care physician; otherwise, the amount payable for the service will be adjusted to a lesser assessment fee (). It includes all common elements (, ) and specific elements of assessments (), such as history taking, physical examination, arranging follow-up, and providing advice to the patient.

The physician must report his/her findings, opinions, or recommendations in writing to the patient's primary care physician or the amount payable for the service will be adjusted to a lesser assessment fee.

C603 C604

Claims submission instructions: Submit claims with diagnostic code 428.

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