What is OHIP billing code H123?

H123 is "Multiple systems assessment", an OHIP Consultations and Visits code from the Ontario Schedule of Benefits (Physician Services).

How much does H123 pay?

The current OHIP fee for H123 is $80.95, effective 2026-04-01, per the Ontario Schedule of Benefits.

What time of day is H123 billed?

H123 is billed for night (Every day 00:00–08:00, Toronto time). At other times bill H103 for weekday daytime; H133 for weekday evening; H153 for weekend, holiday or friday evening.

How do I bill H123 to OHIP?

H123 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates H123 claims against the Schedule of Benefits rules before submission.

What codes are related to H123?

Codes related to H123 in the Schedule of Benefits include H103, H133, H153, H102, H122, H132, H152, H101.

All codes

H123

H123 – Multiple systems assessment

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

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Billed by time of day

Emergency Department Physician assessments, by level and when the patient is seen. Toronto time.

Pick a date and time to see which code applies.

DateStart time (ET)

Emergency department assessments by time period and level
When	Minor	Comprehensive	Multiple systems	Re-assessment
Weekday daytimeMon–Fri 08:00–17:00	H101$22.65	H102$56.70	H103$46.65	H104$22.75
Weekday eveningMon–Thu 17:00–24:00	H131$30.05	H132$75.40	H133$61.50	H134$30.05
NightEvery day 00:00–08:00	H121$39.85	H122$99.60	H123$80.95	H124$39.80
Weekend, holiday or Friday eveningSat, Sun & holidays 08:00–24:00 · Fri 17:00–24:00	H151$34.15	H152$85.70	H153$69.60	H154$34.15

Dec 25–31 bill as holidays in the emergency department.

A multiple systems assessment rendered for an unscheduled patient in an emergency department or Hospital Urgent Care Clinic. This service is specifically for visits that occur during night hours, from 00:00h to 08:00h. This service must be rendered by an Emergency Department Physician, defined as a physician: a. working in a hospital emergency department specifically for the purpose of rendering services to unscheduled patients who attend the emergency department to receive physician services; or b. working in a Hospital Urgent Care Clinic specifically for the purpose of rendering services to unscheduled patients who attend the Hospital Urgent Care Clinic to receive physician services. These 'H' prefix listings apply when a full- or part-time Emergency Department Physician is working for a pre-arranged designated period of time or shift, or for services rendered by an on-call physician where the service does not qualify for claiming a special visit premium (see ).

All insured services must be documented in appropriate records to establish that: 1. an insured service was provided; 2. the service for which the account is submitted is the service that was rendered; and 3. the service was medically necessary.

H103 H133 H153 H102 H122 H132 H152 H101 H121 H131 H151 H104 H124 H134 H154 H112 H113 H114

With the exception of ultrasound guidance, (J149) or emergency department investigative ultrasound (H100), ultrasound services listed in this Schedule rendered by an Emergency Department Physician are not eligible for payment.

When any other service is rendered by the Emergency Department Physician in premium hours (and assessments may not be claimed), apply one of the following premiums per patient visit. - H112: nights (00:00h to 08:00h) - H113: daytime and evenings (08:00h to 24:00h) on Saturdays, Sundays or Holidays and Friday Evenings (17:00h to 24:00h) - H114: evenings (17:00h to 24:00h) on Mondays to Thursdays

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