| Organization Legal Name | COLUMBIA ST. MARY'S HOSPITAL MILWAUKEE, INC |
| Organization Other Name | ASCENSION COLUMBIA ST MARY'S HOSPITAL MILWAUKEE |
| NPI | 1710928221 |
| City | Mequon |
| State | Wisconsin |
| Address 1 | 13111 N PORT WASHINGTON RD |
| Postal Code | 53212 |
| Phone | 4142704932 |
| Hospital Reference | 1562180 |
| Facility ID | 520051 |
| Address 1 | 2323 N LAKE DR |
| City | Milwaukee |
| State | Wisconsin |
| Hospital Type | Acute Care Hospitals |
| Phone | (414) 585-1374 |
| Emergency Services | 1 |
| Meets criteria for promoting interoperability of EHRs | 1 |
| Hospital overall rating | 3 |
| Safety of care national comparison | Below the national average |
| Readmission national comparison | Above the national average |
| Patient experience national comparison | Below the national average |
| Effectiveness of care national comparison | Same as the national average |
| Timeliness of care national comparison | Same as the national average |
| Efficient use of medical imaging national comparison | Same as the national average |