Do not equate the two dates. The immigration outcome and any applicable professional authorization must each be established.
Sequence the practice launch from verified milestones
A professional examination appointment does not finish immigration review, and an immigration estimate does not finish licensing. Plan the actual business commitments with both processes visible rather than using one optimistic date for all permissions. Map which specific step in each process is the actual gating item, since a licensing board's remaining requirement and an immigration classification determination rarely move on the same schedule, and treating either estimate as the controlling one can leave the other overlooked.
External communication with clients can describe an opening as anticipated or tentative without naming a fixed date, which preserves flexibility if either process runs longer than expected. Identify whether either process actually depends on the other completing first, since practicing without the required license or working without the required immigration authorization each carry separate consequences regardless of how far along the other process has progressed. Build a waiting list or soft-opening structure rather than committing external appointments to a date drawn from one optimistic estimate, and revisit that structure as each process produces its own confirmed milestone rather than a projected one.
Whichever milestone lands later effectively sets the real date, so plan the announcement around that later milestone rather than the one that arrives sooner.