What is OHIP billing code C646?

C646 is "Repeat consultation", an OHIP Consultations and Visits code from the Ontario Schedule of Benefits (Physician Services).

How much does C646 pay?

The current OHIP fee for C646 is $60.95, effective 2026-04-01, per the Ontario Schedule of Benefits.

How do I bill C646 to OHIP?

C646 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates C646 claims against the Schedule of Benefits rules before submission.

What codes are related to C646?

Codes related to C646 in the Schedule of Benefits include A646, C645, A645, C648, C649, C647, A648.

All codes

C646

C646 – Repeat consultation

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

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Levels of this visit

The C64x codes in this part of the Schedule of Benefits, lowest fee first. Bill the level the history and examination support.

Assessments

C644 Specific re-assessment
A specific re-assessment rendered by a specialist in General Thoracic Surgery to a non-emergency hospital in-patient.
$26.40
C643 Specific assessment
A specific assessment rendered by a specialist in General Thoracic Surgery to a non-emergency hospital in-patient.
$45.10

Consultations

C646 Repeat consultation(this code)
Repeat consultation listed under General Thoracic Surgery (64), Non-Emergency Hospital In-Patient Services (see General Preamble GP40 to GP48).
$60.95
C645 Consultation
C645 is the consultation listed under Non-Emergency Hospital In-Patient Services in the General Thoracic Surgery (64) section of Consultations and Visits.
$100.15

Repeat consultation listed under General Thoracic Surgery (64), Non-Emergency Hospital In-Patient Services (see General Preamble to ). For emergency calls and other special visits to in-patients, use the General Listings and premiums when applicable (General Preamble to ). C646A is listed in Appendix J as an eligible comprehensive virtual care service by video only.

A full history of the presenting complaint and detailed examination of the affected part(s), region(s), or system(s) needed to make a diagnosis, and/or exclude disease, and/or assess function must be documented in the patient's medical record.

All insured services must be documented in appropriate medical records that establish the service was provided, the service claimed is the service rendered, and the service was medically necessary.

A646 C645 A645 C648 C649 C647 A648

The amount payable for specific or medical specific assessments in excess of the per-patient per-physician per 12-month-period limit will be adjusted to a lesser assessment fee.

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