| Garrett Regional Medical Center ER wait timeOakland 21550 | 2 hr 9 minCMS median | 4/5 |
| Atlantic General Hospital ER wait timeBerlin 21811 | 2 hr 26 minCMS median | 3/5 |
| University of Md Shore Medical Ctr at Chestertown ER wait timeChestertown 21620 | 2 hr 54 minCMS median | 5/5 |
| Tidalhealth Peninsula Regional, Inc ER wait timeSalisbury 21801 | 2 hr 56 minCMS median | 4/5 |
| University of Md Shore Medical Center at Easton ER wait timeEaston 21601 | 2 hr 59 minCMS median | 4/5 |
| Walter Reed National Military Med Cen ER wait timeBethesda 20814 | 3 hr 7 minCMS median | — |
| Adventist Healthcare Shady Grove Medical Center ER wait timeRockville 20850 | 3 hr 20 minCMS median | 2/5 |
| Calverthealth Medical Center ER wait timePrince Frederick 20678 | 3 hr 20 minCMS median | 5/5 |
| Medstar Harbor Hospital ER wait timeBaltimore 21225 | 3 hr 28 minCMS median | 4/5 |
| Adventist Healthcare Fort Washington Medical Ctr ER wait timeFort Washington 20744 | 3 hr 34 minCMS median | 4/5 |
| Carroll Hospital Center ER wait timeWestminster 21157 | 3 hr 35 minCMS median | 3/5 |
| Medstar Union Memorial Hospital ER wait timeBaltimore 21218 | 3 hr 36 minCMS median | 5/5 |
| Suburban Hospital ER wait timeBethesda 20814 | 3 hr 44 minCMS median | 4/5 |
| Frederick Health Hospital ER wait timeFrederick 21701 | 3 hr 50 minCMS median | 3/5 |
| Greater Baltimore Medical Center ER wait timeBaltimore 21204 | 3 hr 51 minCMS median | 5/5 |
| Union Hospital of Cecil County ER wait timeElkton 21921 | 3 hr 52 minCMS median | 4/5 |
| Medstar Good Samaritan Hospital ER wait timeBaltimore 21239 | 3 hr 54 minCMS median | 3/5 |
| Western Maryland Regional Medical Center ER wait timeCumberland 21502 | 3 hr 59 minCMS median | 4/5 |
| Umd Upper Chesapeake Medical Center ER wait timeBel Air 21014 | 4 hrCMS median | 2/5 |
| Mercy Medical Center Inc ER wait timeBaltimore 21202 | 4 hr 2 minCMS median | 3/5 |
| Holy Cross Germantown Hospital ER wait timeGermantown 20876 | 4 hr 4 minCMS median | 1/5 |
| Luminis Health Anne Arundel Medical Center, Inc ER wait timeAnnapolis 21401 | 4 hr 5 minCMS median | 3/5 |
| University of Md Medical Center Midtown Campus ER wait timeBaltimore 21201 | 4 hr 6 minCMS median | 3/5 |
| Northwest Hospital Center ER wait timeRandallstown 21133 | 4 hr 8 minCMS median | 2/5 |
| Meritus Medical Center ER wait timeHagerstown 21742 | 4 hr 10 minCMS median | 3/5 |
| Medstar Montgomery Medical Center ER wait timeOlney 20832 | 4 hr 14 minCMS median | 3/5 |
| Medstar Saint Mary's Hospital ER wait timeLeonardtown 20650 | 4 hr 14 minCMS median | 4/5 |
| Sinai Hospital of Baltimore ER wait timeBaltimore 21215 | 4 hr 14 minCMS median | 3/5 |
| Johns Hopkins Howard County Medical Center ER wait timeColumbia 21044 | 4 hr 18 minCMS median | 3/5 |
| University of Md Capital Region Medical Center ER wait timeUpper Marlboro 20774 | 4 hr 18 minCMS median | 1/5 |
| Luminis Health Doctors Community Medical Ctr, Inc ER wait timeLanham 20706 | 4 hr 32 minCMS median | 3/5 |
| University of Md Charles Regional Medical Center ER wait timeLa Plata 20646 | 4 hr 38 minCMS median | 3/5 |
| University of Md St. Joseph Medical Center ER wait timeTowson 21204 | 4 hr 41 minCMS median | 5/5 |
| Johns Hopkins Hospital, the ER wait timeBaltimore 21287 | 4 hr 50 minCMS median | 5/5 |
| Adventist Healthcare White Oak Medical Center ER wait timeSilver Spring 20904 | 5 hr 9 minCMS median | 3/5 |
| Holy Cross Hospital ER wait timeSilver Spring 20910 | 5 hr 14 minCMS median | 2/5 |
| Johns Hopkins Bayview Medical Center ER wait timeBaltimore 21224 | 5 hr 30 minCMS median | 3/5 |
| University of Maryland Medical Center ER wait timeBaltimore 21201 | 5 hr 30 minCMS median | 3/5 |
| Medstar Franklin Square Medical Center ER wait timeRosedale 21237 | 6 hr 24 minCMS median | 3/5 |
| Medstar Southern Maryland Hospital Center ER wait timeClinton 20735 | 6 hr 26 minCMS median | 2/5 |