1938
A new 64-bed hospital opens in Ada, built for $300,000. Significant support comes from the Commonwealth Fund of New York City, which contributes $165,000 toward construction. The hospital establishes a foundation for health care in the community that will continue to grow through decades of expansion and renovation.
1947
Valley View Hospital forms an auxiliary group, the first hospital auxiliary in the state of Oklahoma.
1951
The original nurse's home is converted into a maternity hospital, creating dedicated space to serve mothers and growing families.
1958
The hospital expands again, adding a larger kitchen and eight private patient rooms.
1960
Continued growth brings a new rehabilitation complex and another expansion of the general hospital.
1969
A new northwest wing is completed, and marking another major step in the hospital's growth.
1984
Construction begins on a new $13 million hospital to replace the 48-year-old Valley View Hospital. The new 200-bed facility is built at 430 N. Monte Vista.
1986
After two years of construction, the 200-bed Valley View Regional Hospital opens at 430 N. Monte Vista, providing a new home for hospital services in Ada.
2009
Valley View Regional Hospital aligns with Mercy, beginning a new chapter in the hospital's history.
2013
On July 1, Mercy Health System leases Valley View Regional Hospital, and the hospital becomes Mercy Hospital Ada.
2019
A new $3 million front entrance and patient registration area are completed with funding from Mercy, the Mercy Auxiliary, the Mercy Foundation and the Valley View Foundation. The project creates an updated welcome and arrival experience for patients and visitors.
2022
A new dialysis suite opens at Mercy Hospital Ada, giving patients in Ada and surrounding communities greater access to inpatient kidney services close to home.
Mercy Cardiopulmonary Rehabilitation - Ada also opens for outpatient treatment, offering the first service of its kind in the region. Medically supervised exercise and education help patients build strength and energy, improve quality of life and make lifestyle changes that can help prevent or manage cardiac and pulmonary disease.
2023
Mercy Hospital - Ada opens a lifesaving 24/7 Heart Attack Center, expanding access to round-the-clock emergency heart care for the community.
2024
A $1.2 million renovation transforms the hospital's labor, delivery, recovery and postpartum rooms, creating an updated space for mothers, babies and families.
