Thomas Knowles, MD


  • My Specialties:

    General Surgery, Board-certified, Fellowship Trained
  • My Areas of Focus:

    Esophageal Disease, Esophageal Cancer, Esophageal Surgery, Gastric Carcinoma, Esophageal Motility, Endoscopy, Hernia Surgery, Advanced Laparoscopic Surgery, Gastrointestinal Surgery, General Surgery
  • Languages:

  • Gender:


Where I see patients

Legacy Medical Group-General Surgery

  • 1130 N.W. 22nd Ave., Suite 500
    Building 3, Legacy Good Samaritan Medical Center campus
    Portland, OR 97210-2976
  • 503-413-5725
  • Get Directions

About Me:

Foregut Surgery, General Surgery Board certified in General Surgery, Dr. Knowles is a surgeon at Legacy Medical Group-Oregon. Dr. Knowles earned a bachelor’s degree from the University of St. Thomas in St. Paul, MD. He received his medical degree from Creighton University and then completed a residency in General Surgery at Oregon Health and Science University. He completed a fellowship at Swedish Medical Center. His special interests include benign and malignant esophageal and gastric disease, advanced laparoscopy, endoscopy, as well as general surgery. Outside of work, Dr. Knowles enjoys spending time with his wife and son, enjoying the outdoors and exploring the Pacific Northwest.

Fellowship: Swedish Medical Center
Residency: Oregon Health and Science Univeristy
Medical School: Creighton University School of Medicine
Year I Started Practice: 2019
Hospitals Served: Legacy Good Samaritan Medical Center
Publication: Surgery, Chest

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