| MONADNOCK COMMUNITY HOSPITAL | PETERBOROUGH | NH | 25 |
| MOLOKAI GENERAL HOSPITAL | KAUNAKAKAI | HI | 15 |
| MODOC MEDICAL CENTER | ALTURAS | CA | 8 |
| MOBRIDGE REGIONAL HOSPITAL | MOBRIDGE | SD | 25 |
| MOAB REGIONAL HOSPITAL | MOAB | UT | 17 |
| MITCHELL COUNTY REGIONAL HEALTH CENT | OSAGE | IA | 25 |
| MITCHELL COUNTY HOSPITAL | CAMILLA | GA | 25 |
| MITCHELL COUNTY HOSPITAL | COLORADO CITY | TX | 25 |
| MITCHELL CO HOSP HEALTH SYSTEMS | BELOIT | KS | 25 |
| MISSOURI RIVER MEDICAL CENTER | FORT BENTON | MT | 25 |
| MISSOURI BAPTIST SULLIVAN HOSPITAL | SULLIVAN | MO | 25 |
| MINNIE HAMILTON HEALTH CARE CENTER | GRANTSVILLE | WV | 25 |
| MINNESOTA VALLEY HEALTH CENTER INC. | LE SUEUR | MN | 9 |
| MINNEOLA DISTRICT HOSPITAL | MINNEOLA | KS | 25 |
| MINIDOKA MEMORIAL HOSPITAL | RUPERT | ID | 22 |
| MINERS HOSPITAL | HASTINGS | PA | 25 |
| MINERAL COMMUNITY HOSPITAL | SUPERIOR | MT | 25 |
| MINER OF COLFAX MEDICAL CENTER | RATON | NM | 25 |
| MIMBRES MEMORIAL HOSPITAL | DEMING | NM | 25 |
| MILLINOCKET REGIONAL HOSPITAL | MILLINOCKET | ME | 25 |
| MILLER COUNTY HOSPITAL | COLQUITT | GA | 25 |
| MILLE LACS HOSPITAL | ONAMIA | MN | 18 |
| MILFORD MEMORIAL HOSPITAL | MILFORD | UT | 23 |
| MILBANK AREA HOSPITAL/AVERA HEALTH | MILBANK | SD | 25 |
| MIDWEST MEDICAL CENTER | GALENA | IL | 25 |
| MID-VALLEY HOSPITAL | OMAK | WA | 25 |
| MID VALLEY HOSPITAL | PECKVILLE | PA | 25 |
| MH-LAKESHORE CAMPUS | SHELBY | MI | 24 |
| MH ANGEL MEDICAL CENTER LLLP | FRANKLIN | NC | 25 |
| MEYERSDALE COMMUNITY HOSPITAL | MEYERSDALE | PA | 20 |
| MESA VIEW REGIONAL HOSPITAL | MESQUITE | NV | 25 |
| MERRICK MEDICAL CENTER | CENTRAL CITY | NE | 6 |
| MERCYONE PRIMGHAR MEDICAL CENTER | PRIMGHAR | IA | 14 |
| MERCYONE OELWEIN MEDICAL CENTER | OELWEIN | IA | 17 |
| MERCYONE OAKLAND MEDICAL CENTER | OAKLAND | NE | 18 |
| MERCYONE ELKADER MEDICAL CENTER | ELKADER | IA | 15 |
| MERCYONE DYERSVILLE MEDICAL CENTER | DYERSVILLE | IA | 13 |
| MERCY WALWORTH HOSPITAL | LAKE GENEVA | WI | 25 |
| MERCY ST FRANCIS HOSPITAL | MOUNTAIN VIEW | MO | 25 |
| MERCY MEDICAL CENTER-CENTERVILLE | CENTERVILLE | IA | 20 |
| MERCY MEDICAL CENTER MT. SHASTA | MT. SHASTA | CA | 25 |
| MERCY MEDICAL CENTER - NEW HAMPTON | NEW HAMPTON | IA | 11 |
| MERCY MEDICAL CENTER | WILLISTON | ND | 25 |
| MERCY HOSPITAL WATONGA | WATONGA | OK | 25 |
| MERCY HOSPITAL WALDRON | WALDRON | AR | 12 |
| MERCY HOSPITAL TISHOMINGO | TISHOMINGO | OK | 25 |
| MERCY HOSPITAL PERRY COUNTY | PERRYVILLE | MO | 25 |
| MERCY HOSPITAL PARIS | PARIS | AR | 12 |
| MERCY HOSPITAL OZARK | OZARK | AR | 12 |
| MERCY HOSPITAL OF VALLEY CITY | VALLEY CITY | ND | 25 |
| MERCY HOSPITAL MCCCUNE BROOKS | CARTHAGE | MO | 25 |
| MERCY HOSPITAL LOGAN COUNTY | GUTHRIE | OK | 25 |
| MERCY HOSPITAL LINCOLN | TROY | MO | 25 |
| MERCY HOSPITAL KINGFISHER | KINGFISHER | OK | 25 |
| MERCY HOSPITAL HEALDTON INC. | HEALDTON | OK | 22 |
| MERCY HOSPITAL COLUMBUS | COLUMBUS | KS | 25 |
| MERCY HOSPITAL CASSVILLE | CASSVILLE | MO | 25 |
| MERCY HOSPITAL CARTHAGE | CARTHAGE | MO | 25 |
| MERCY HOSPITAL BOONEVILLE | BOONEVILLE | AR | 12 |
| MERCY HOSPITAL BERRYVILLE | BERRYVILLE | AR | 25 |
| MERCY HOSPITAL AURORA | AURORA | MO | 25 |
| MERCY HOSPITAL | DEVILS LAKE | ND | 25 |
| MERCY HEALTH/LOVE COUNTY | MARIETTA | OK | |
| MERCY HEALTH-WILLARD HOSPITAL LLC | WILLARD | OH | 20 |
| MERCY HEALTH-MARCUM & WALLACE HOSPIT | IRVINE | KY | 25 |
| MERCY HEALTH - ALLEN HOSPITAL LLC | OBERLIN | OH | 22 |
| MENDOTA COMMUNITY HOSPITAL | MENDOTA | IL | 25 |
| MENA MEDICAL CENTER | MENA | AR | 27 |
| MEMORIAL MEDICAL CENTER | PORT LAVACA | TX | 25 |
| MEMORIAL HOSPITAL-SEMINOLE | SEMINOLE | TX | 25 |
| MEMORIAL HOSPITAL OF TEXAS COUNTY | GUYMON | OK | 6 |
| MEMORIAL HOSPITAL OF CONVERSE COUNTY | DOUGLAS | WY | 25 |
| MEMORIAL HOSPITAL OF CARBON COUNTY | RAWLINS | WY | 25 |
| MEMORIAL HOSPITAL OF BOSCOBEL | BOSCOBEL | WI | 25 |
| MEMORIAL HOSPITAL ASSOCIATION | CARTHAGE | IL | 18 |
| MEMORIAL HOSPITAL - ABILENE | ABILENE | KS | 25 |
| MEMORIAL HOSPITAL | WEISER | ID | 24 |
| MEMORIAL HOSPITAL | CHESTER | IL | 25 |
| MEMORIAL HOSPITAL | KERMIT | TX | 19 |
| MEMORIAL HEALTH CARE SYSTEMS | SEWARD | NE | 24 |
| MEMORIAL COMMUNITY HOSPITAL | BLAIR | NE | 21 |
| MEMORIAL COMMUNITY HEALTH INC. | AURORA | NE | 12 |
| MEM. HOSPT. OF SWEETWATER COUNTY | ROCK SPRINGS | WY | 25 |
| MELROSE AREA HOSPITAL CENTRACARE | MELROSE | MN | 14 |
| MELISSA MEMORIAL HOSPITAL | HOLYOKE | CO | 15 |
| MEEKER COUNTY MEMORIAL HOSPITAL | LITCHFIELD | MN | 25 |
| MEE MEMORIAL HOSPITAL | KING CITY | CA | 13 |
| MEDINA REGIONAL HOSPITAL | HONDO | TX | 25 |
| MEDINA MEMORIAL HOSPITAL | MEDINA | NY | 25 |
| MEDICINE LODGE MEMORIAL HOSPITAL | MEDICINE LODGE | KS | 22 |
| MEDICAL CENTER OF MANCHESTER | MANCHESTER | TN | 25 |
| MEDICAL CENTER BARBOUR | EUFAULA | AL | 25 |
| MEDCENTRAL CRESTLINE HOSPITAL | CRESTLINE | OH | 25 |
| MEADE DISTRICT HOSPITAL | MEADE | KS | 20 |
| MCLAREN THUMB REGION | BAD AXE | MI | 25 |
| MCKENZIE HEALTH SYSTEM | SANDUSY | MI | 25 |
| MCKENZIE COUNTY HEALTHCARE SYSTEM | WATFORD CITY | ND | 24 |
| MCHS-SWWI REGION INC - SPARTA | SPARTA | WI | 15 |
| MCHS-RED CEDAR | MENOMONIE | WI | 25 |
| MCHS-CHIPPEWA VALLEY | BLOOMER | WI | 25 |