Table 1.

Practice characteristics

Practice	Region of United States	Organizational structure	Team composition	Practice sizea	Patient average age	Provide urgent care
1	Northeast	House calls program integrated within an academic hospital system	Medical doctors, geriatrician fellow, transition nurse, coordinator	Small	77	No, but provide phone consultation and triage
2	Southwest	In home telehealth patient monitoring program as part of a non-profit healthcare system	Medical doctors, health coaches, nurses	Small	70	No
3	Northeast	House calls program integrated within an academic hospital system	Medical doctors, nurse practitioners, nurses, social worker	Small	85	Yes
4	Northeast	House calls program integrated within an academic hospital system	Medical doctors, nurse practitioners, nurses, medical coordinators, social workers, coder/biller	Large	82	Yes
5	West	Independent non-profit HBPC practice	Medical doctors, nurse practitioners, transition nurse, coder/biller, social worker, practice coordinator	Large	79	Yes
6	Pacific Northwest, Midwest, Southwest, Southeast	For-profit central service model with call center and independent regional offices	Medical doctors, nurses, practice coordinator, social worker, medical assistant, coder/biller	Large	74	Yes

^aPractice size categorized as Small = ≤ 600 patients or Large = > 600 patients