It predominantly provides deployed hospital care via 11 Multi-Role Medical Regiments.

[2] Under the Future Soldier programme announced on 25 November 2021, the formation was reduced to a Colonel's Command.

[5] The soldiers and officers of 306 Hospital Support Regiment are all fulltime NHS Consultants and Specialist Nurses, in niche areas such as women's health, paediatrics, head & neck, CT scanning, and neurosurgical, who serve as reservists in their spare time.

[8][9] The Group Headquarters is based at Queen Elizabeth Barracks, Strensall, North Yorkshire.

Aesculapius was known in ancient Greece as the father of medicine and was raised to God status according to Greek mythology.