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Contact info

Gastroenterology / Hepatology New Britain General campus:
(860) 224-5011

Bradley Memorial campus:
(860) 276-5000

Other info

Gastroenterology physicians


Chief of Gastroenterology
Mark R Versland, M.D.

Colorectal surgeons
Christine M Bartus, M.D., FASCRS
Christina Czyrko, M.D.
Maria C Mirth, M.D.

Gastroenterologists
Thomas J Devers, M.D.
Thomas Jung, M.D.
Barry J Kemler, M.D.
Natalee Sansone, M.D
Edward P Toffolon, M.D.
Rosalind U van Stolk, M.D.




Chief of Gastroenterology

Mark R Versland, M.D.

Mark Versland Education

Medical degree, Jefferson Medical College, Philadelphia; internship and residency in internal medicine, University of Connecticut Health Center.



General Info

Gastroenterologist and chief of the Division of Gastroenterology at HCC. Assistant clinical professor at the University of Connecticut Health Center.

Primary Practice

Digestive Disease Consultants, 40 Hart St., New Britain: (860) 229-9688




Colorectal surgeons

Christine M Bartus, M.D., FASCRS

Christine Bartus Education

Medical degree, University of Connecticut School of Medicine; surgical internship, Allegheny University, Philadelphia; residency, UConn School of Medicine; fellowship, colon and rectal surgery, Cleveland Clinic Foundation.






General Info

Specializes in colorectal cancer, fecal incontinence, diverticulitis, and inflammatory bowel disease

Primary Practice

40 Hart St., New Britain: 860-229-8889

Christina Czyrko, M.D.

Christina Czyrko Education

Medical degree: Fordham U/Sackler School of Medicine; internship and residency, Westchester County Medical Center, New York City; fellowship, Cleveland Clinic.




Primary Practice

CT Colon & Rectal Surgery LLC, Building B, 40 Hart Street, New Britain: 860-826-3880

Maria C Mirth, M.D.

General Info

Colorectal Surgeon

Primary Practice

40 Hart Street, Bldg B, New Britain: 860-826-3880




Gastroenterologists

Thomas J Devers, M.D.

Thomas Devers Education

Medical degree, Jefferson Medical College, Philadelphia; internship, University of Pennsylvania Philadelphia General Hospital; residency in medicine, University of Connecticut Health Center.



General Info

Fellow of the American College of Physicians.

Primary Practice

Digestive Disease Consultants, 40 Hart St., New Britain: (860) 229-9688

Thomas Jung, M.D.

Thomas Jung Education

Medical degree, The Johns Hopkins University School of Medicine, Baltimore; internal medicine internship and residency, gastroenterology fellowship, Yale-New Haven Hospital.


Primary Practice

MidState Gastroenterology Specialists, 455 Lewis Ave., Suite 105, Meriden: 203-237-2477

Barry J Kemler, M.D.

Barry Kemler Education

Medical degree, Dartmouth Medical School; internship and residency, Hospital of the University of Pennsylvania, Philadelphia; research fellowship in medicine, Harvard Medical School; clinical and research fellow in medicine, Gastrointestinal Unit, Massachusetts General Hospital.



General Info

Assistant professor of medicine, University of Connecticut School of Medicine.

Primary Practice

Grove Hill Medical Center, 300 Kensington Ave., New Britain: (860) 224-6249

Natalee Sansone, M.D

Natalee Sansone Education

Medical degree, MCP Hahnemann School of Medicine (now Drexel University College of Medicine), Philadelphia; internal medicine residency and gastroenterology fellowship, New York Hospital Queens, Flushing, N.Y.

Primary Practice

Grove Hill Medical Center, 300 Kensington Ave., New Britain: 860-224-6249

Edward P Toffolon, M.D.

Edward Toffolon Education

Medical degree, Tufts University School of Medicine; internship, Bronx Municipal Hospital, Bronx, N.Y.; residency, University of California, San Francisco; fellowship, Massachusetts General Hospital.



Primary Practice

Digestive Disease Consultants, 40 Hart St., New Britain: (860) 229-9688

Rosalind U van Stolk, M.D.

Rosalind van Stolk Education

Medical degree, McGill University, Canada; residency in internal medicine, fellowship in gastroenterology, Cleveland Clinic Foundation, Cleveland.

General Info

In practice for over 25 years

Primary Practice

Digestive Disease Consultants, 1 Liberty Square, New Britain,: (860) 229-9688