Mohs Histology Consulting Services Welcome to Mohs Histology Consulting Services & Mohs Lab Staffing. National Society for Histotechnology Accredited technician training. We are a national company operating in all 50 states. We are dedicated to providing your with the finest and most reliable and comprehensive Mohs & DermPath Laboratory services. With 40 years of experience in the histology and Mohs fields, we offer a broad range of experience and expertise to assit you with your project.