| Business | Phone |
| Bendheim Cancer Ctr 77 Lafayette Pl, Greenwich 6830 | (203) 863-3700 |
| Day Hospital Enterprises Inc 245 Byram Shore Rd, Greenwich 6830 | (203) 531-8800 |
| Greenwich Hospital 1054 King St, Greenwich 6831 | (203) 531-9197 |
| Greenwich Hospital 42 Sherwood Pl, Greenwich 6830 | (203) 629-9490 |
| Greenwich Hospital 5 Perryridge Rd, Greenwich 6830 | (203) 863-3000 |