| MIDDLESEX HOSPITAL | MIDDLETOWN | CT | 219 |
| MIDDLESBORO ARH | MIDDLESBORO | KY | 46 |
| MIDDLE GEORGIA HOSPITAL | MACON | GA | 103 |
| MID-VALLEY HOSPITAL | OMAK | WA | 32 |
| MID-DAKOTA HOSPITAL | CHAMBERLAIN | SD | 36 |
| MID-COLUMBIA MEDICAL CENTER | THE DALLES | OR | 49 |
| MID VALLEY HOSPITAL | PECKVILLE | PA | 38 |
| MID MICH REG MED CTR - GLADWIN | GLADWIN | MI | 42 |
| MID JEFFERSON MEDICAL CENTER | NEDERLAND | TX | 120 |
| MID COAST MEDICAL CENTER - TRINITY | TRINITY | TX | |
| MICHIGAN HOSPITAL AND MEDICAL CTR. | SOUTHFIELD | MI | 240 |
| MICHAEL REESE HOSPITAL | CHICAGO | IL | 156 |
| MIAMI VALLEY HOSPITAL | DAYTON | OH | 929 |
| MIAMI JEWISH HEALTH SYSTEMS INC. | MIAMI | FL | 32 |
| MIAMI HEART INSTITUTE | MIAMI BEACH | FL | 218 |
| MIAMI COUNTY MEDICAL CENTER | PAOLA | KS | 18 |
| MHCCC- SW FACILITY | HOUSTON | TX | 55 |
| MH - MERCY CAMPUS | MUSKEGON | MI | 160 |
| MEYERSDALE COMMUNITY HOSPITAL | MEYERSDALE | PA | 20 |
| METROWEST MEDICAL CENTER | NATICK | MA | 322 |
| METROWEST MEDICAL CENTER | NATICK | MA | 123 |
| METROSOUTH MEDICAL CENTER | BLUE ISLAND | IL | 300 |
| METROPOLITAN MEDICAL CENTER | DES MOINES | IA | 90 |
| METROPOLITAN HOSPITAL OF MIAMI | MIAMI | FL | 146 |
| METROPOLITAN HOSPITAL CENTER | NEW YORK | NY | 196 |
| METROPOLITAN HOSPITAL | ATLANTA | GA | 24 |
| METROPOLITAN HOSPITAL | WYOMING | MI | 202 |
| METROPOLITAN HOSPITAL | SAN ANTONIO | TX | 284 |
| METROHEALTH MEDICAL CENTER | CLEVELAND | OH | 501 |
| METRO NASHVILLE GENERAL HOSPITAL | NASHVILLE | TN | 99 |
| METRO MAYAGUEZ | MAYAGUEZ | PR | 123 |
| METRO HEALTH CENTER | ERIE | PA | 90 |
| METHODIST WILLOWBROOK HOSPITAL | HOUSTON | TX | 346 |
| METHODIST WEST HOUSTON HOSPITAL | HOUSTON | TX | 270 |
| METHODIST SUGAR LAND HOSPITAL | SUGAR LAND | TX | 337 |
| METHODIST STONE OAK HOSPITAL | SAN ANTONIO | TX | 256 |
| METHODIST SPECIALTY & TRANSP | SAN ANTONIO | TX | 183 |
| METHODIST SOUTHLAKE MEDICAL CENTER | SOUTHLAKE | TX | 22 |
| METHODIST RICHARDSON MEDICAL CENTER | RICHARDSON | TX | 322 |
| METHODIST MIDLOTHIAN MEDICAL CENTER | MIDLOTHIAN | TX | 62 |
| METHODIST MEDICAL CTR OF ILLINOIS | PEORIA | IL | 235 |
| METHODIST MEDICAL CENTER | JACKSONVILLE | FL | 199 |
| METHODIST MEDICAL CENTER | OAK RIDGE | TN | 156 |
| METHODIST MCKINNEY HOSPITAL | MCKINNEY | TX | 23 |
| METHODIST MANSFIELD MEDICAL CENTER | MANSFIELD | TX | 294 |
| METHODIST HOSPITALS INC | GARY | IN | 375 |
| METHODIST HOSPITAL OF SACRAMENTO | SACRAMENTO | CA | 155 |
| METHODIST HOSPITAL OF CHICAGO | CHICAGO | IL | 141 |
| METHODIST HOSPITAL FOR SURGERY | ADDISON | TX | 32 |
| METHODIST HOSPITAL ATASCOSA | JOURDANTON | TX | 67 |
| METHODIST HOSPITAL | SAN ANTONIO | TX | 1,863 |
| METHODIST HOSPITAL | LUBBOCK | TX | 452 |
| METHODIST H/C OLIVE BRANCH HOSPITAL | OLIVE BRANCH | MS | 73 |
| METHODIST H/C MEMPHIS HOSPT. | MEMPHIS | TN | 1,238 |
| METHODIST H/C FAYETTE HOSPT. | SOMERVILLE | TN | 10 |
| METHODIST FREMONT HEALTH | FREMONT | NE | 70 |
| METHODIST DALLAS MEDICAL CENTER | DALLAS | TX | 403 |
| METHODIST CYPRESS HOSPITAL | CYPRESS | TX | 100 |
| METHODIST CHARLTON MEDICAL CENTER | DALLAS | TX | 296 |
| METHODIST AMBULATORY SURGICAL HOSPIT | SAN ANTONIO | TX | 22 |
| METHODIST ALLIANCE EXTENDED CARE | MEMPHIS | TN | 30 |
| MESQUITE SPECIALTY HOSPITAL | MEQUITE | TX | 40 |
| MESCALERO INDIAN HOSPITAL | MESCALERO | NM | 6 |
| MESA VIEW MEDICAL CENTER | MESQUITE | NV | 25 |
| MESA LUTHERAN | MESA | AZ | 258 |
| MESA GENERAL HOSPITAL | MESA | AZ | 107 |
| MERRIMACK VALLEY HOSPITAL | HAVERHILL | MA | 99 |
| MERRILL PIONEER COMMUNITY HOSPITAL | ROCK RAPIDS | IA | 21 |
| MERITUS MEDICAL CENTER | HAGERSTOWN | MD | 236 |
| MERITER HOSPITAL INC. | MADISON | WI | 332 |
| MERIT HEALTH WOMANS HOSPITAL | FLOWOOD | MS | 34 |
| MERIT HEALTH WESLEY | HATTIESBURG | MS | 136 |
| MERIT HEALTH RIVER REGION | VICKSBURG | MS | 85 |
| MERCYONE WATERLOO MEDICAL CENTER | WATERLOO | IA | 137 |
| MERCYONE SIOUXLAND MEDICAL CENTER | SIOUX CITY | IA | 115 |
| MERCYONE NORTH IOWA MEDICAL CENTER | MASON CITY | IA | 199 |
| MERCYONE NEWTON MEDICAL CENTER | NEWTON | IA | 48 |
| MERCYONE DUBUQUE MEDICAL CENTER | DUBUQUE | IA | 142 |
| MERCYONE CLINTON MEDICAL CENTER | CLINTON | IA | 107 |
| MERCYONE CEDAR FALLS MEDICAL CENTER | CEDAR FALLS | IA | 35 |
| MERCY WESTSIDE HOSPITAL | TAFT | CA | 21 |
| MERCY ST. ANNE HOSPITAL | TOLEDO | OH | 128 |
| MERCY SPECIALTY HOSPITAL - SOUTHEAST | GALENA | KS | 26 |
| MERCY SAN JUAN MEDICAL CENTER | CARMICHAEL | CA | 384 |
| MERCY REGIONAL MEDICAL CENTER | VILLE PLATTE | LA | 27 |
| MERCY REGIONAL HEALTH CENTER | MANHATTAN | KS | 84 |
| MERCY PROVIDENCE HOSPITAL | PITTSBURGH | PA | 121 |
| MERCY MEMORIAL HOSPITAL | URBANA | OH | 73 |
| MERCY MEDICAL CENTER-DES MOINES | DES MOINES | IA | 519 |
| MERCY MEDICAL CENTER REDDING | REDDING | CA | 260 |
| MERCY MEDICAL CENTER MT. SHASTA | MT. SHASTA | CA | 33 |
| MERCY MEDICAL CENTER MERCED | MERCED | CA | 186 |
| MERCY MEDICAL CENTER - DYERSVILLE | DYERSVILLE | IA | 25 |
| MERCY MEDICAL CENTER - CENTERVILLE | CENTERVILLE | IA | 34 |
| MERCY MEDICAL CENTER | ROGERS | AR | 263 |
| MERCY MEDICAL CENTER | AURORA | IL | 115 |
| MERCY MEDICAL CENTER | CEDAR RAPIDS | IA | 216 |
| MERCY MEDICAL CENTER | BALTIMORE | MD | 171 |
| MERCY MEDICAL CENTER | ROCKVILLE CENTRE | NY | 166 |
| MERCY MEDICAL CENTER | WILLISTON | ND | 73 |