Locations in Lorain and Geauga County

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Ohio Vein's Doctors

Ohio Vein‘s dedicated team of professionals include board certified surgeons and support personnel all working together to bring you the highest quality service and care.

Keith M. Warner, M.D.

A potrait style photograph of Dr. Keith M. Warner

Keith M. Warner M.D., FACS serves as the President and CEO of NESAO. He is board certified in general surgery. In practice for more than fifteen (15) years, Dr. Warner has extensive experience in general surgery and vein procedures. After graduating from Fairleigh Dickinson University in Rutherford, NJ, Dr. Warner earned his medical degree at the University of Kentucky in Lexington. He completed residency in general surgery at St. Luke's Medical Center in Cleveland, and a colorectal fellowship at the University of Texas in Houston, TX. He has been in practice with NESAO since 1993.

Maria T. Madden, M.D.

A potrait style photograph of Dr. Maria T. Madden

Maria Madden M.D. is a Board Certified General Surgeon who has practiced in Geauga County for over 7 years. She did most of her training at Case Western Reserve and completed a fellowship in laparoscopy, endoscopy, and ultrasound in Indianapolis, IN. She completed medical school at Wright State University School of Medicine. Dr. Madden treats most general surgery problems but has an interest in vein procedures, laparoscopy, endoscopy, and breast diseases.