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DeMasi Digestive Health

(941) 584-6272

(941) 584-6272

(941) 584-6272(941) 584-6272(941) 584-6272

Our Providers

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Ronald W. DeMasi, M.D., M.S.P.H

Dr. DeMasi is a board certified Gastroenterologist, who trained at Yale affiliated St. Raphael Hospital in New Haven, Connecticut. In addition, he earned a Fellowship in Clinical Nutrition from Waterbury Hospital Health Center in Waterbury, Connecticut. He also holds a Master of Science Public Health Degree from the University of Chapel Hill, North Carolina. He has been practicing in Venice, Florida, the town where he grew up, for more than 20 years.

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Michelle Santamaria, PA-C

Michelle Santamaria is a physician assistant with a Master of Medical Science: Physician Assistant degree from Nova Southeastern University in Fort Lauderdale, Florida. She has a Bachelor of Science Degree from Drexel University in Philadelphia where she graduated Magna Cum Laude.  

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Cristina Dubbert, PA-C

Cristina Dubbert, PA-C is a physician assistant with a Master of Health Science: Physician Assistant degree from Nova Southeastern University in Fort Lauderdale, Florida. She obtained her Bachelor of Science Degree from Florida State University in Tallahassee, Florida where she graduated Magna Cum Laude.