Book online with select Franklin Medical Group physicians

Thomas Gniadek MDThomas Gniadek, MD

Office and Contact Information

Franklin Medical Group

Diabetes and Endocrinology Center
1389 West Main Street, Waterbury

  • Main: (203) 755-7711

Get directions

About Dr. Gniadek

Dr. Thomas Gniadek is an endocrinologist and diabetes specialist with Franklin Medical Group, practicing in Waterbury. Board-certified in endocrinology, metabolism and internal medicine, Dr. Gniadek received his medical degree from the University of Connecticut, then completed his internal medicine residency training at Saint Mary’s Hospital. He then completed a fellowship in endocrinology and metabolism at the University of Michigan, Ann Arbor.

Dr. Gniadek is a member of the New Haven County Medical Association, Connecticut Endocrine Society, American Society of Internal Medicine, Connecticut State Medical Society and the Waterbury Medical Association. He was also recognized as one of Connecticut Magazine’s “Top Docs” in Endocrinology.


Medical School: University of Connecticut

Residency: Saint Mary's Hospital, Waterbury, Chief Medical Resident

Fellowship: University of Michigan, Ann Arbor

Board Certification

Endocriniology, Metabolism, Internal Medicine

Clinical Areas of Interest

Metabolic and Endocrine Disorders, Diabetes mellitus (glandular disorder), Internal Medicine