4-Star Quality Rating - Hospital: Centers for Medicare and Medicaid Services (CMS) calculate annual star ratings. Memorial Hospital of Sweetwater County currently has a four-star rating. CMS uses a 5-star quality rating system to measure the quality of care provided by a hospital.
5-star Quality Rating - Dialysis: The Dialysis Clinic of Memorial Hospital of Sweetwater County has a five-star rating from the Centers for Medicare and Medicaid Services.
CMS compiles information from in-center hemodialysis centers nationwide, and a rating based on a variety of quality of care measures is then produced on a 1-to-5 scale.
America's Best-in-State Hospitals: Memorial Hospital of Sweetwater County was named one of America’s Best-in-State Hospitals 2025 by Newsweek. Newsweek and Statista highlighted 700 leading hospitals in all 50 states and the District of Columbia. MHSC was among five listed in Wyoming.
The rankings were compiled using quality metrics from the Centers for Medicare and Medicaid Services (CMS) and the American Hospital Association Annual Survey of Hospitals Database, a nationwide online survey among medical professionals, results from HCAHPS patient experience surveys and a voluntary PROMs (Patient-Reported Outcome Measures) implementation survey, according to Nancy Cooper, Newsweek’s Global Editor in Chief.
The Joint Commission
Memorial Hospital of Sweetwater County and all of its clinics are fully accredited by The Joint Commission. MHSC’s accreditation is evaluated for renewal every three years. MHSC has been held to accreditation standards since 1979, when the hospital first received the gold seal of approval. To read more of the report, click here.
The Joint Commission has been accrediting hospitals for more than 60 years. Its accreditation is a nationwide seal of approval that indicates a hospital meets high performance standards. Its purpose is to help hospitals improve their performance, raise the level of patient care, and demonstrate accountability in the rapidly changing healthcare marketplace.
For more information about the Hospital Accreditation Program or to contact the The Joint Commission with quality or patient safety concerns, call 800-994-6610 (or 630-792-5811); write to The Joint Commission, Office of Quality and Patient Safety, One Renaissance Boulevard, Oakbrook Terrace, Illinois; or go to www.jointcommission.org/.
College of American Pathologists
The Accreditation Committee of the College of American Pathologists have awarded accreditation to the medical laboratories at Memorial Hospital of Sweetwater County, and its clinics.
American College of Radiology
Several services in Memorial Hospital of Sweetwater County’s Medical Imaging Department are accredited by the American College of Radiology. It has accredited MHSC’s Computerized Axial Tomography, Ultrasound, and Mammography Departments for imaging excellence; an assurance of quality and radiation safety.
American Academy of Sleep Medicine
Memorial Hospital of Sweetwater County’s Sleep Lab is the only American Academy of Sleep Medicine accredited sleep lab in Sweetwater County.
