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George B. Haasler, MD, FACS, FACCP

Section Chief, Adult General Thoracic Surgery




  • Cardiothoracic Surgery
  • General Surgery
  • Thoracic Surgery

Board Certification

  • Laser Surgery
  • Thoracic Surgery
  • General Surgery

Hospital Affiliations

  • Froedtert Hospital
  • Community Memorial Hospital
  • St. Joseph's Hospital - West Bend
  • Waukesha Memorial Hospital
  • Columbia - St. Mary's Hospital
  • Zablocki VA Medical Center

Patient Ages Seen

  • Adult
  • Senior

Languages Spoken

  • English
  • German

Diseases & Conditions

  • Benign Lung Tumors
  • Causalgia
  • Chest Trauma
  • Congenital Deformities of the Chest Wall
  • Emphysema
  • Esophageal Cancer
  • Laser and Stenting Procedures in Bronchi, Trachea, and Esophagus
  • Lung Cancer
  • Pleural Diseases (tumors, fluid collections, infections)

Treatments & Services

  • Chest Wall Reconstruction
  • Esophageal Surgery-repair of benign problems/motility disorders
  • Esophagectomy
  • Lung Surgery - Abscesses and Diagnostic Procedures
  • Lung Transplantation
  • Lung Volume Reduction Surgery
  • Surgery for Chronic Pulmonary Embolism
  • Thoracic Outlet Syndrome Surgery
  • Thoracic Sympathectomy

Clinic Locations

Cancer Center - Froedtert Hospital

9200 West Wisconsin Avenue
Milwaukee WI,  53226
(866) 680-0505
Get directions

Zablocki VA Medical Center

5000 West National Avenue
Milwaukee WI,  53295-1000
(414) 384-2000
Get directions





Dr. Haasler specializes in non-cardiac chest surgery, performing surgery on the lungs, esophagus, and chest wall (including the rib cage). He is respected for his technical skill and expertise with difficult lung and esophageal tumors, and with airway disorders. He is also known for his compassionate bedside manner, and his ability to explain to each patient their diagnosis, treatment options, and long-term prognosis in an easily understood manner.

Education / Training

  • Doctor of Medicine - Columbia University College of Physicians and Surgeons - New York, NY (1977)
  • Fellowship in Thoracic and Cardiac Surgery Research - Columbia University College of Physicians and Surgeons - New York, NY (1980-1981)
  • Residency in General Surgery - Presbyterian Hospital - New York, NY (1978-1982)
  • Residency in Thoracic and Cardiac Surgery Research - Presbyterian Hospital - New York, NY (1983-1985)
  • Internship in General Surgery - Presbyterian Hospital - New York, NY (1977-1978)