| Anesthesiology | | 434-2878 |
| Blood Donor Center | | 434-2500 |
| Cardiothoracic Surgery | | 434-3000 |
| Cardiovascular Deseases | | 434-2606 |
| Emergency Services | | 434-3030 |
| Lenox Hill Heart and Vascular Institute of New York | | 434-4514 |
| Medicine | | 434-2140 |
| Medicine - Dermatology | | 861-1656 |
| Medicine - Division of Allergy & Immunology | | (646)688-3443 |
| Medicine - Division of Cardiovascular Disease | | 434-2170 |
| Medicine - Division of Critical Care Medicine | | 434-2570 |
| Medicine - Division of Emergency Services | | 434-3040 |
| Medicine - Division of Endocrinology/Metabolism | | 583-2816 |
| Medicine - Division of Gastroenterology | | 434-6279 |
| Medicine - Division of Hematology & Medical Oncology | | 434-2155 |
| Medicine - Division of Infectious Disease | | 434-3440 |
| Medicine - Division of Internal Medicine/Primary Care | | 434-2140 |
| Medicine - Division of Nephrology | | 434-3266 |
| Medicine - Division of Neurology | | 434-2277 |
| Medicine - Division of Physical Medicine & Rehabilitation | | 434-2460 |
| Medicine - Division of Pulmonary Medicine | | 424-2140 |
| Medicine - Division of Rheumatology | | 988-7680 |
| Medicine - Division of Tropical Medicine/Tropical Disease | | 434-2477 |
| Nutrition Services | | 434-2480 |
| Obstetrics & Gynecology | | 434-2160 |
| Ophthalmology | | 702-7340 |
| Orthopedic Surgery | | 434-2710 |
| Otolaryngology/Head & Neck Surgery | | 434-6623 |
| Otolaryngology/Head & Neck Surgery - Division of Dentistry & Oral Surgery | | 434-2190 |
| Pathology | | 434-2330 |
| Pediatrics | | 434-3353 |
| Psychiatry | | 434-2830 |
| Radiology | | 434-2935 |
| Surgery | | 434-3400 |
| Surgery - Division of General Surgery | | 434-2150 |
| Surgery - Division of Neurosurgery | | 434-3400 |
| Surgery - Division of Plastic & Reconstructive Surgery | | 434-2190 |
| Surgery - Division of Urology | | 434-2190 |
| Surgery - Division of Vascular Surgery | | 434-3420 |