Pulmonary Medicine Department 1000 N Oak Ave Marshfield, WI 54449 Phone : (715) 387-5319 Business Category Physicians & Surgeons-M.D. Physicians & Surgeons-Internal Medicine Physicians & Surgeons-Pulmonary & Respiratory Disease John A Campbell Md 1000 N Oak Ave Marshfield, WI 54449 Phone : (715) 387-5319 Business Category Physicians & Surgeons-M.D.