A different order of payment depending on the Province
Coordination of benefits is the rule that decides which plan pays first when someone holds coverage under more than one. Where a public drug program is involved, the province sets the order. Your contract then establishes how your plan coordinates with it. Neither the pharmacy nor your employee chooses.
Two terms carry the rest of this. The first payer receives the claim first and pays its share before anyone else is billed. A payer of last resort pays only after all other available coverage has been applied.
British Columbia
Registration required. Income based, with the deductible set from family net income two tax years earlier.
Alberta
Effective 1 Oct 2026Until that date the provincial programs pay first. From that date they are payers of last resort.
Saskatchewan
Application required. Special Support is income tested and administered separately from the group plan. It is not automatic.
Manitoba
Application required. Deductible set on adjusted family income, $100 minimum. Benefit year runs April to March.
Ontario
ODB enrolment is automatic the month after an employee turns 65. Trillium requires an application and carries an annual household deductible of approximately 4% of net income.
Where the public program pays first, your plan is protected by default and an employee who does nothing still generates a coordinated claim. Where your plan pays first, the public program contributes only once the employee has applied for it and satisfied a deductible. In those provinces, an employee who does nothing generates a claim that runs entirely through your plan.
Alberta is the exception that needs a date attached. Its order reversed on 1 October 2026 under Bill 11, and the change also ends age-based termination of drug and health benefits for actively employed members.
Alberta Bill 11: What Changes for Employer Plans on October 1
What has to be true for it to work
The employee is registered with the provincial program where registration is required. Both coverages are recorded at the pharmacy they actually use. And the claim is submitted in the correct order, with the coordination codes that tell the second payer what the first one already covered.
How a coordinated prescription claim is paid
Each step occurs at the pharmacy, in sequence, before the employee is told what they owe.
The pharmacist asks which drug plans the employee holds
Both the provincial registration and the group plan certificate need to sit on the same patient profile at the pharmacy the employee actually uses.
The claim goes to the first payer
Payer order is set by provincial legislation and program rules. Neither the pharmacy nor the employee determines it.
The first payer returns its share
Adjudication returns an immediate determination of what that payer will cover on the prescription.
The balance goes to the second payer
Coordination codes identify what the first payer has already covered, so the split is calculated rather than estimated.
The employee pays what is left
The deductible, coinsurance or dispensing fee the plan design specifies, and no more.
Worth knowing: Fair PharmaCare, Manitoba Pharmacare, Saskatchewan’s Special Support Program and Ontario’s Trillium Drug Program all require an application. None of them enrols a working-age adult automatically. An employee who has never heard of the program in their province is not registered with it.
Your carrier is set up for this. Your pharmacy might not be.
Two parties have to be configured for coordination, and they are not the same party. Employers tend to assume the carrier is the variable, and it usually is not.
On the carrier side, coordination with provincial drug programs is standard. Most claims networks carriers use are built to determine which payer is responsible and return that answer to the pharmacy while your employee is still at the counter.
A pharmacy has to be set up to bill the provincial program, and to bill it first. Not all of them are. The claim only coordinates if it goes to the public plan before it goes to your plan, carrying the code that identifies it as a provincial claim. A pharmacy that bills your plan directly produces a claim that looks entirely normal, pays correctly under your plan design, and quietly costs you the provincial share.
This is why the useful question for an employee is not whether their pharmacy accepts their benefits card. Nearly all of them do. It is whether the pharmacy bills the provincial drug program in their province first.
Where multi-province employers lose the most
Coordination failures are rarely visible when they happen. Four account for the majority.
Non-registration with the provincial program
Generally an information gap rather than a decision. Provincial drug programs do not enrol working-age adults automatically.
The province contributes nothing and the group plan pays the full eligible amount.
Registration not recorded at the pharmacy
Employees change pharmacies. Neither the provincial registration nor the group plan certificate transfers automatically.
A correctly registered employee generates uncoordinated claims until the profile is updated.
Unclaimed income-tested coverage
Programs designed for households with high drug costs relative to income. The prompt commonly arrives as an insurer message at the pharmacy, directing the member to apply.
The claim continues to run entirely through the group plan.
Incorrect payer order at submission
Historically a reconciliation issue. In Alberta, effective 1 October 2026, it is a rejection.
Claims submitted in the incorrect payer order are deemed ineligible.
The one that catches employers by surprise is the second. Employees change pharmacies, and neither the provincial registration nor the group plan certificate follows them. Mail-order and online pharmacies deserve particular attention, because coordination practice varies by operator and by province. An employee who moves their prescriptions can break coordination that was working, with nothing at the point of purchase to signal the change.
Why it surfaces at renewal
Group drug plans are priced on claims experience: the dollars actually paid under your plan over the policy year, weighted against the size of your group. Every dollar the province should have covered, and did not, becomes a dollar of that experience.
How a coordination gap reaches your renewal
Uncoordinated claim
A prescription is billed entirely to the group plan when the province should have paid a share.
Higher paid claims
The plan absorbs costs that were never intended to sit with it.
Inflated claims experience
The dollars actually paid over the policy year, which is what the rate is built on.
Higher renewal
Those dollars remain in the calculation for the full experience period after the gap is corrected.
And a second effect: pooling exposure
Most plans carry a pooling arrangement, under which claims above a defined threshold move into a shared risk pool so a single large claim does not fall entirely on one employer. A high-cost medication running through the plan at full cost, rather than at a coordinated share, is more likely to cross that threshold.
The timing is what makes it frustrating. Uncoordinated dollars stay in the calculation for the full experience period, so a gap you find and fix in March does not undo a claim from the previous June. And none of it reflects the health of your group or how responsibly the plan is used. It is an administrative gap that prices as a health event.
What to do about it
This is a communication and administration matter rather than a plan design matter, which puts it among the cheaper items on the list.
- Name the program at enrolment. Add the provincial drug program for the employee’s province of residence to the benefits booklet, and say whether registration is required. One line per province.
- Differentiate the annual reminder by province. The instruction for an employee in Vancouver is not the instruction for one in Winnipeg. Ahead of renewal is a practical point in the cycle to send it.
- Cover pharmacy changes explicitly. Ask employees to confirm that any new pharmacy, including a mail-order or online service, bills the provincial program in their province first. Accepting the benefits card is not the same thing.
- Ask your advisor for a coordination review. Carriers can generally report which members have a provincial registration recorded. A gap found in reporting can be corrected before it reaches the renewal calculation.
Not sure where your plan stands?
A 15-minute call is enough to find out. No prep needed — just bring your renewal date and we’ll take it from there. Book a discovery call
Sources cited (live URLs)
- Fair PharmaCare plan, Province of British Columbia
- Pharmacare Program, Province of Manitoba
- Drug Cost Assistance (Special Support Program), Government of Saskatchewan
- Get coverage for prescription drugs, Government of Ontario
- Get help with high prescription drug costs (Trillium Drug Program), Government of Ontario
- Coverage for Seniors Program, Government of Alberta
- Pharmacy manual (March 2025), TELUS Health
