John T. Bjork, MD

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Assistant Professor
Accepting New Patients

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New & Established Patients Call (414) 805-6633

My focus is on quality patient care, communication regarding treatment options for the individual patient, and always being a patient advocate.


After 36 years of clinical gastroenterology practice in Milwaukee, Dr. John T. Bjork relocated to the Division of Gastroenterology and Hepatology at the Medical College of Wisconsin.  Currently, he sees patients in the Gastroenterology Clinic at Froedtert Hospital and the Froedtert Surgery Center. He has extensive experience in general clinical gastroenterology. Dr. Bjork received his medical school diploma and fellowship training at the Medical College of Wisconsin. He has served as Chief of Internal Medicine and Gastroenterology at Aurora St. Luke’s Medical Center and Chief of Internal Medicine at Aurora West Allis Medical Center. In 2011-2012, Dr. Bjork was President of the Medical College of Wisconsin/Marquette Medical School Alumni Association. He has participated in the People to People Ambassador Program for the Gastroenterology Delegation to Russia, Vietnam, Columbia and Cuba.


Diseases & Conditions

Chronic Diarrhea
Gastroesophageal Reflux Disease (GERD)
GI Bleeding
Irritable Bowel Syndrome (IBS)
Peptic Ulcers
Swallowing Disorders

Treatment & Services

Endoscopic Evaluation
Flexible Sigmoidoscopy
Therapy of Esophagus, Stomach, Duodenum & Colon
Upper Endoscopy (EGD)
Weight Loss

Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital


Gastroenterology Diagnostic Lab - Froedtert Hospital
9200 West Wisconsin Avenue
Milwaukee, WI 53226
(414) 805-2901
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Education & Training

Medical College of Wisconsin - Milwaukee - Doctor of Medicine - (1971)

St. Joseph Hospital - Denver - CO - Internship - (1971-1972)

Tucson Hospitals, Medical Education Program - AZ - Residency in Internal Medicine - (1972-1974)

Medical College of Wisconsin - Milwaukee - Fellowship in Gastroenterology - (1974-1976)

Board Certifications

Internal Medicine

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