What is OHIP billing code C181?

C181 is "Complex medical specific re-assessment", an OHIP Consultations and Visits code from the Ontario Schedule of Benefits (Physician Services).

How much does C181 pay?

The current OHIP fee for C181 is $75.20, effective 2025-06-01, per the Ontario Schedule of Benefits.

How do I bill C181 to OHIP?

C181 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates C181 claims against the Schedule of Benefits rules before submission.

All codes

C181

C181 – Complex medical specific re-assessment

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

Ask a question

Levels of this visit

The C18x codes in this part of the Schedule of Benefits, lowest fee first. Bill the level the history and examination support.

Assessments

C184 Medical specific re-assessment
A medical specific re-assessment rendered by a neurologist for a non-emergency hospital in-patient.
$64.95
C181 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…
$75.20
C183 Medical specific assessment
A medical specific assessment rendered by a specialist in Neurology (18) to a non-emergency in-patient in an acute care hospital.
$82.40

Consultations

C186 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…
$125.50
C185 Consultation
A consultation rendered by a neurologist for a non-emergency hospital in-patient.
$225.55
C180 Special neurology consultation
C180 is a special neurology consultation for a non-emergency hospital in-patient.
$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. 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. As a 'C' prefix code, this service is rendered to a non-emergency hospital in-patient.

The physician must report his/her findings, opinions, or recommendations in writing to the patient's primary care physician.

Usage limits

OR([4, "12_months", "per_patient_per_physician", "Limited to 4 complex medical specific re-assessments per patient per physician per 12 month period."], [4, "12_months", "per_patient_per_physician", "Any combination of medical specific assessments (C183) and complex medical specific re-assessments (C181) are limited to 4 services per patient per physician per 12 month period."])

Ready to bill this code?

SnapBill makes OHIP billing simple — auto-filled codes, validation, and batch submission.

Get Started Free Already have an account? Sign in