Dr. Jeffrey T Dreznick MD Gastroenterologist

Dr. Jeffrey Dreznick is a gastroenterologist in Ansonia, Connecticut and is affiliated with multiple hospitals in the area, including Griffin Hospital and Hospital of Saint Raphael. He received his medical degree from Mount Sinai School of Medicine and has been in practice for 30 years. Dr. Dreznick accepts several types of health insurance, listed below. He is one of 5 doctors at Griffin Hospital and one of 44 at Hospital of Saint Raphael who specialize in Gastroenterology. He also speaks multiple languages, including Spanish and French.

Are you Dr. Dreznick? Edit Profile

Office Location

See Contact Information

Specialty & Clinical Interests

Gastroenterologist: General Gastroenterology

Clinical Interests: Inflammatory bowel disease, Colon/colon cancer, BRAVO, Colon cancer/colon polyp screening, GI bleeding, inflammatory bowel disease, celiac sprue, malabsorption, gastroesophageal reflux disease, peptic ulcer disease, irritable bowel syndrome, pancreatitis

Hospital Affiliation

Griffin Hospital

Yale-New Haven Hospital
Ranked #17 in Gastroenterology & GI Surgery

Hospital of Saint Raphael

Other Languages Spoken

  • Spanish
  • French

Education & Medical Training

North Shore-Long Island Jewish Health System
Residency, Internal Medicine, 1984–1987

New York Hospital Medical Center of Queens
Fellowship, Gastroenterology, 1987–1989

Mount Sinai School of Medicine
Class of 1984

Certifications & Licensure

American Board of Internal Medicine
Certified 26 years in Internal Medicine

American Board of Internal Medicine
Certified 25 years in Gastroenterology

FL State Medical License
Active through 2016

CT State Medical License
Active through 2014

NY State Medical License
Active through 2014

Awards, Honors & Recognition

Fellow (FACG), American College of Gastroenterology

Publications & Presentations

Perinatal coaching--a new beginning.
Cooper, H., Dreznick, J., Rowe, B.

A cecal diaphragm associated with the use of nonsteroidal anti-inflammatory drugs.
Haque, S., Haswell, J. E., Dreznick, J. T., West, A. B.

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • CIGNA Open Access
  • CIGNA PPO
  • GHI PPO
  • Great West PPO
  • Multiplan PHCS PPO
  • Oxford Health Freedom
  • United Healthcare - Direct Options PPO
  • BCBS Blue Card PPO
  • BCBS Illinois PPO
  • CIGNA HMO
  • Connecticare FlexPOS
  • Humana ChoiceCare Network PPO
  • Multiplan PPO
  • Oxford Health Liberty
  • United Healthcare - Direct Choice Plus POS

Report a Correction — If you are aware of information on this page that is out of date or incorrect, please let us know.

Patient Advice & Support


See More
Our Doctor Finder includes most U.S. physicians. Doctors are not ranked, learn more.

Nearby Gastroenterologists

See all Gastroenterologists near Ansonia, CT See all Gastroenterologists in Connecticut

Best Gastroenterology & GI Surgery Hospitals

  1. #1
    Rochester, MN
  2. #2
    Cleveland, OH
  3. #3
    Boston, MA

See Full Rankings

Find a Hospital by Location

Your Message Has Been Submitted

As part of our research on the correction you submitted, you may be contacted at the email address provided.

Sorry, Your Message Could Not Be Submitted

Please try again later, or E-mail your message to doctors@usnews.com and include the Web address (URL) of the page that contains incorrect information.