Return to Directory John J. Koehler Listed in Occupational Medicine 750 Orth RoadCaledonia, Illinois 61011USA 815-378-9329 Return to Directory OverviewMap & DirectionsContact/Other First Name JohnM.I. J.Last Name KoehlerDegree MDCompany Koehler ConsultingFax 815-885-3842Email jkoehler@picocn.com2nd Medical Specialty Emergency MedicineYears of Medical Practice 29 Directions to listing From: Current location Specific Address Travel Mode: Driving Public Transit Walking Cycling Contact listing ownerSend Message Name Email Phone Number Message