Vita Medical Associates, P.C. Featured Provider
Vita Medical Associates, P.C.
Vita Medical Associates, P.C. Office

(610) 866-0113

Fax (610) 974-8589 306 S. New Street Suite 201 Bethlehem, PA 18015

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Directions to 306 S. New Street Suite 201, Bethlehem, PA 18015



Primary Specialty


Practice Vita Medical Associates, P.C.

Vita Medical Associates, P.C.

Dr. Anna Niewiarowska is board certified in medical oncology, hematology and internal medicine. She earned her medical degree at the Warsaw Medical School Poland in 1982. She subsequently completed her internship and residencies at St. Luke's Hospital -Bethlehem Campus, and completed her fellowship in Hematology/Oncology at Thomas Jefferson University Hospital, Philadelphia. Dr. Niewiarowska's research has been published in several medical journals including the International Journal of Cancer and Journal of Biological Chemistry.

Dr. Tomasz Niewiarowski graduated from Warsaw Medical School Poland in 1982. He completed his medical residency at St. Luke’s Hospital in Bethlehem in 1989, and his Gastroenterology Fellowship at Temple University Hospital in Philadelphia in 1992. In private practice for over 25 years, Dr. Niewiarowski has acquired a profound expertise in diagnosing and treating a wide variety of gastrointestinal disorders. He developed the first endoscopic ultrasound program in the Lehigh Valley in 2004. He is an expert in complex endoscopic procedures, having performed over 15,000 over the course of his career. His clinical work has been published in several journals, including the Journal of Gastrointestinal Endoscopy.


Diagnosis and treatment of cancer, Aggressive chemotherapy and immunotherapy of a variety of malignant diseases, Personalized cancer therapy, Diagnosis and treatment of anemias, blood diseases, hypercoagulable states, Special interest in gastrointestinal cancer, Principal Investigator in multiple clinical trials, On-site infusion, lab and pharmacy, Diagnosis and Treatment of Gastrointestinal, Pancreatic, and Liver Disorders:, Treatment, surveillance, and ablation of Barrett’s Esophagus, Cirrhosis of the Liver, Crohn’s Disease, Ulcerative Colitis, Gastrointestinal Cancer, Screening colonoscopy; resection of colonic polyps, Upper endoscopy, ERCP for the treatment of bile duct disorders, including biliary stones and biliary obstruction, Endoscopic ultrasound, Endoscopic removal of early gastrointestinal cancer
Business Hours
Monday:8:00 AM - 4:00 PM
Tuesday:8:00 AM - 4:00 PM
Wednesday:8:00 AM - 4:00 PM
Thursday:8:00 AM - 4:00 PM
Friday:8:00 AM - 4:00 PM