McLaren Bay Region Pulmonary and Respiratory Services can be located in Bay City at 1900 Columbus Ave. in between Trumbull St. and Mulholland Rd. Our pulmonologists, cardiologists and other health care team members are committed to delivering care and providing excellence in our pulmonary and respiratory services. McLaren Bay Region Pulmonary and Respiratory services care close to home in Bay City, West Branch, Saginaw and surrounding areas.