Pottstown Medical Specialists

PMSI was founded in August 1978, initially named Deviney, Guthrie & Popolow, LTD. In May 1980, the company name was changed to Pottstown Medical Specialists, Inc. (PMSI). Over the years, PMSI has added gastroenterology, cardiology, pulmonology, nephrology, rheumatology, oncology, neurology, sleep medicine, and pain medicine to its roster of specialties. Complementing these physicians and specialties are ancillary services such as nuclear cardiology cameras, pill cameras, digital echo machines, infusion therapy, guardianship, and sleep diagnostic centers.