About Us

We have the experience and expertise to help you with your GI problems. Coastal Digestive Diseases, P.C. has five Board Certified physicians on staff along with two APRNs. Together, they have treated more than 45,000 patients in New London County and Southeastern Connecticut. The providers have a solid reputation in the community and a long track record of providing excellent care.

Meet the Providers

  • Dr. George Ouellette

    Dr. George Ouellette

    Doctor George Ouellette completed his undergraduate studies at Boston University. His medical career began when he attended New York University School of Medicine, followed by a residency and fellowship at Yale University School of Medicine. Dr. Ouellette joined Coastal Digestive Diseases in 1990. Dr. Ouellette is Board Certified in Internal Medicine and Gastroenterology.

  • Dr. John Frese

    Dr. John Frese

    Doctor John Frese completed his undergraduate studies at Williams College. His medical career began when he attended the University of Connecticut School of Medicine, followed by a residence as Chief Medical Resident and a fellowship at the University of Connecticut Health Center. Dr. Frese joined Coastal Digestive Diseases in 1995 and has been the Medical Director for Coastal Digestive Care Center since it opened in 2003. Dr. Frese is Board Certified in Internal Medicine and Gastroenterology.

  • Dr. Eugene Sapozhnikov

    Dr. Eugene Sapozhnikov

    Doctor Eugene Sapozhnikov's medical career began at St. Petersburg Medical University, followed by a residency at Robert Wood Johnson University Hospital UMDNJ, and a fellowship at the University of Connecticut Health Center. Dr. Sapozhnikov joined Coastal Digestive Diseases and Care Center in 2003. Dr. Sapozhnikov is Board Certified in Internal Medicine and Gastroenterology.

  • Dr. Mical Campbell

    Dr. Mical Campbell

    Doctor Mical Campbell completed his undergraduate studies at Harvard University. His medical career began at Colombia University College of Physicians and Surgeons, followed by a residency at Massachusetts General Hospital, and a fellowship at the University of Pennsylvania. Dr. Campbell joined Coastal Digestive Diseases and Care Center in 2007. Dr. Campbell is Board Certified in Internal Medicine and Gastroenterology.

  • Dr. Amzad Khan

    Dr. Amzad Khan

    Doctor Amzad Khan completed his undergraduate studies at The City College of New York. His medical career began at The State University of New York Downstate Medical Center where he completed both his residency and his fellowship. Dr. Khan joined Coastal Digestive Diseases and Care Center in 2011. Dr. Khan is Board Certified in Internal Medicine and Gastroenterology.

  • Terry

    Teresa D'Errico, APRN

    Terry completed her undergraduate studies in Nursing at University of Rhode Island. She received a Masters in Nursing at the University of Connecticut. She joined the practice in 2002. She is Board Certified by the American Nurses Credentialing Center as an Adult Nurse Practitioner.

  • Jo Ann

    Jo-Ann Deloge, NP-C

    Jo-Ann received her MSN from the University Of Connecticut School of Nursing and is certified with the American Academy of Nurse Practitioners. She joined the practice in 2014.