What is OHIP billing code W166?

W166 is "Repeat consultation", an OHIP Consultations and Visits code from the Ontario Schedule of Benefits (Physician Services).

How much does W166 pay?

The current OHIP fee for W166 is $116.75, effective 2026-04-01, per the Ontario Schedule of Benefits.

How do I bill W166 to OHIP?

W166 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates W166 claims against the Schedule of Benefits rules before submission.

All codes

W166

W166 – Repeat consultation

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

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Levels of this visit

The W16x codes in this part of the Schedule of Benefits, lowest fee first. Bill the level the history and examination support.

Assessments

W164 General re-assessment of patient in nursing home
A general re-assessment of a patient in a non-emergency long-term care setting, such as a nursing home, as per the requirements of the Nursing Homes Act.
$20.60

Consultations

W166 Repeat consultation(this code)
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…
$116.75
W165 Consultation
A consultation provided by a Nephrology (16) specialist to a patient in a non-emergency, long-term care setting.
$180.75
W160 Comprehensive nephrology consultation
A comprehensive nephrology consultation for a patient in a non-emergency long-term care in-patient service setting.
$342.25

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 physician in the interval following the initial consultation but preceding the repeat consultation. A repeat consultation has the same requirements as a consultation including the requirement for a new written request by the referring physician, nurse practitioner or dental surgeon. This service applies to patients in chronic care hospitals, convalescent hospitals, nursing homes, homes for the aged and designated chronic or convalescent care beds in hospitals other than patients in designated palliative care beds.

Referral requiredFrom: Physician, NursePractitioner, DentalSurgeon

A new written request by the referring physician, nurse practitioner or dental surgeon is required and a copy must be kept in the consulting physician's medical record.

The consultant must prepare a written report (including findings, opinions, and recommendations) to the referring practitioner.

For emergency calls and other special visits to in-patients, use General Listings and Premiums when applicable - see General Preamble to .

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