O'Callaghan P Gayle MD is a reputable health institution located at 8221 Ritchie Highway in Pasadena, Maryland, United States. Specializing in various medical services, Dr. O'Callaghan and his team provide top-quality healthcare to their patients. With a focus on personalized care and a commitment to excellence, O'Callaghan P Gayle MD is dedicated to promoting the health and well-being of the community. Visit them today for all your medical needs.