We are proud to present the company profile of the Physicians DiaThe Physicians Diagnostic Services Center (PDSC), Inc. began in 1978 as a modest medical and dental facility crammed in a 32 square meter office at the Prudential Assurance Building in Intramuros. Dr. Pedro de Guzman, its Founder and Medical Director, managed a staff of seven (7) employees consisting of a physician, a dentist, an optometrist, a medical technologist, an x-ray technician, a psychometrician, and a nurse. PDSC specialized in occupational medicine. With company retainerships, the clinic rendered pre-employment medical examinations for businesses such as the Central Textile Mills and for employees of the North and South Harbors. Students of the Pamantasan ng Lungsod ng Maynila (PLM) submitted to physical examinations at the clinic. gnostic Services Center (PDSC), Inc. As you leaf through the pages, you will read our complete line of medical services for both land – and sea – based workers for overseas employment, as well as applicants who need to be medically examined before their travel to different countries. You will also have a view of our modern facilities and competent staff at work, main reasons for making PDSC one of the leading clinics in the health screening industry.