| | Healthcare Industry | Medical Billing Do you need to use periods in the medical abbreviation BID? No. The medical abbreviation BID does not require periods. It stands for "bis in die," which means "twice daily." Medical Billing - Related Articles How to Remove Tar Stains From Teeth Forms of Terminal Brain Cancer Is visceral peritoneum part of the submucosa? What is budding virus? Diet to Relieve Gout Cold Sores in What Know Why do you think some mother give birth more than one baby at a time?