Dr. Meckstroth graduated from the University of Miami Leonard M Miller School of Medicine in 1987. He works in Naples, FL and 2 other locations and specializes in Gastroenterology and Internal Medicine. ... Accepting New Patients ; Medicare Accepted ; Medicaid Accepted ; Mon 8:30 am - 4:30 pm. Tue 8:30 am - 4:30 pm. Wed 8:30 am - 4:30 pm. Thu 8 ....