ESA - Illinois
Evansville Surgical Associates
Specialized Care in Mount Carmel and Eldorado
Serving patients at Wabash General Hospital and Ferrell Hospital

Proudly serving patients at Wabash General Hospital in Mount Carmel and Ferrell Hospital in Eldorado, the ESA-Illinois team offers general surgery and colorectal procedures. Our 24/7 call coverage providers have advanced training in minimally invasive and laparoscopic procedures for faster recovery times. Contact us today to learn more about our services in Southern Illinois and the Tri-State area.
Meet Our Surgeons
Katharine A. Lasher, MD
Dr. Lasher is a full-time surgeon at Wabash General Hospital. An experienced general surgeon, Dr. Lasher also specializes in gastrointestinal scopes, EGDs, and breast health services. Dr. Lasher is originally from Evansville, Indiana and is certified with the American Board of Surgery and American College of Surgeons.
ESA-Illinois Colorectal Clinic
Call Coverage Providers
ESA - Illinois
Wabash General Hospital
- 1418 College Dr Mt Carmel, IL 62863
- (618) 262-8621
- Monday - Friday 9:00am - 5:00pm
Ferrell Hospital
- 1201 Pine St Eldorado, IL 62930
- (618) 273-3361
- Mon-Fri: 8:00am - 4:00pm