What is OHIP billing code C231?

C231 is "Neuro-Ophthalmology Consultation", an OHIP Consultations and Visits code from the Ontario Schedule of Benefits (Physician Services).

How much does C231 pay?

The current OHIP fee for C231 is $155.45, effective 2026-04-01, per the Ontario Schedule of Benefits.

How do I bill C231 to OHIP?

C231 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates C231 claims against the Schedule of Benefits rules before submission.

What codes are related to C231?

Codes related to C231 in the Schedule of Benefits include A231, C235, C935, C236, C930, C233, C234, C250.

All codes

C231

C231 – Neuro-Ophthalmology Consultation

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

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Levels of this visit

The C23x codes in this part of the Schedule of Benefits, lowest fee first. Bill the level the history and examination support.

Assessments

C234 Specific re-assessment
A specific re-assessment is a service rendered by specialists and requires a full, relevant history and physical examination of one or more systems.
$30.75
C233 Specific assessment
A specific assessment performed by a specialist in Ophthalmology (23) for a non-emergency hospital in-patient.
$60.50

Consultations

C236 Repeat consultation
A repeat consultation is an additional assessment rendered by the same consultant for the same presenting problem, following care rendered to the patient by another physician in…
$48.00
C235 Consultation
A consultation rendered by a physician with the specialty designation of Ophthalmology (23) for a non-emergency hospital in-patient.
$85.95
C231 Neuro-Ophthalmology Consultation(this code)
A neuro-ophthalmology consultation rendered for a non-emergency hospital in-patient, subject to the same conditions as A231.
$155.45

A neuro-ophthalmology consultation rendered for a non-emergency hospital in-patient, subject to the same conditions as A231. As a consultation, it requires a written request from a referring physician, nurse practitioner, or dental surgeon due to the complexity, seriousness, or obscurity of the case. The consultant must review all relevant data, perform an appropriate assessment, and provide a written report with findings, opinions, and recommendations to the referring practitioner. A copy of the written request must be maintained in the patient's medical record. See for full consultation requirements.

Referral requiredFrom: Physician, NursePractitioner, DentalSurgeon

A copy of the written request for the consultation, signed by the referring physician, nurse practitioner or dental surgeon must be kept in the consulting physician's medical record. In a hospital where common medical records are maintained, the written request may be contained on the common medical record.

The written request must identify the consultant by name, the referring practitioner by name and billing number, and the patient by name and health number.

The written request must set out the information relevant to the referral and specify the service(s) required.

A written report (including findings, opinions, and recommendations) must be provided to the referring physician, nurse practitioner or dental surgeon.

A231 C235 C935 C236 C930 C233 C234 C250

Subject to the same conditions as A231.

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