Thomas Wormer, MD

General Surgery

Thompson Health Canandaigua Medical Group


  • BS, Allegheny College, Meadville, PA
  • MD, Albany Medical College, Albany, NY
  • Internship and Residency in Surgery, Millard Fillmore Hospital (Kaleida Health), Buffalo, NY

Work Experience:

  • Thompson Health Canandaigua Medical Group (2018-present)
  • Canandaigua Medical Group (1989-2018)

Professional Memberships:

  • Fellow, American College of Surgeons
  • Canandaigua Medical Society
  • American Society of Breast Surgeons


  • American Board of Surgery

Specializing in:

  • Breast surgery for cancer and benign diseases
  • Hernia repair including robotic, laparoscopic and open repair
  • Screening and treatment of colorectal cancer - including colonoscopy and surgery
  • Laparoscopic gall bladder, stomach, bowel and colon surgery
  • Skin cancer and lesions - including Melanoma, Basal Cell and Squamous Cell cancers, cysts and lipomas
  • Temporal artery biopsy
  • Wound care, abscess, soft tissue foreign body


Dr. Wormer has lived and practiced in Canandaigua for almost 30 years. He has traveled to Haiti many times for medical missions. His interests include gardening, photography and fly fishing.

Thomas Wormer, MD
Canandaigua Medical Group

~Part of F.F. Thompson Hospital

335 Parrish Street
Canandaigua NY 14424

Phone: (585) 393-2880
Fax: (585) 919-2984