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Dr. Rozann Venti, MD
Board Certified Internal Medicine
Dr. Kathleen O'Connor DNP, APRN
About Hebron Medical Associates, L.L.C.

At Hebron Medical Associates we support open communication and respect our patients' own goals for health. We actively listen and provide each patient an opportunity to ask questions and to receive  understandable answers.  

We take the time to get to know you, in order to establish a personal connection. We value a holistic approach to healthcare and understand the impact of psycho-social effect on both illness and wellbeing.  

A Summa Cum Laude and Phi Beta Kappa graduate of Tufts University, Dr. Venti received her medical degree at the University of Connecticut. She completed her three year residency at St. Francis Hospital in Hartford, CT where she also served as Chief Resident.  

She has attained many accolades over her past thirty-three years in practice, including: Best Doctors in America 2007-2008, 2011-2012; National Committee for Quality Assurance and American Diabetes Association Certificate of Recognition for Delivery of Quality Diabetes Care 2010-2013; NCQA Certificate of Recognition for Quality Cardiovascular Disease and Stroke Care 2012-2015.  

Dr. Venti has been active in the CT State Medical Society-IPA since 1988 serving various positions including board member and secretary. She has active privileges at Hartford Hospital and St Francis Hospital. She is known for her thoroughness, compassionate care and willingness to work with other healthcare providers, traditional or complementary.  She enjoys singing and listening to rock 'n' roll music.

Dr. Katie O’Connor has been practicing at Hebron Medical Associates since 2005. She has been a board certified nurse practitioner in adult primary care and internal medicine since receiving a Master of Science degree from Yale University in 2002. 

Later in her career, she received a Post-Master’s in acute care and clinical doctorate degrees (Doctor of Nursing Practice) from the UConn School of Nursing in (2009 and 2010, respectively). She is an inductee of the Sigma Theta Tau International and Phi Kappa Phi Honor Societies through UConn and Yale University, and a member of both the American College and American Academy of Nurse Practitioners. 

Dr. O’Connor has particular interest in patient education, responsible prescribing to avert polypharmacy, and empowering patients with chronic illness to achieve healthy and holistic lives. 

Kelly Pfeiffer, APRN, ANP-BC, WHNP-BC 
Adult Health Care Nurse Practitioner, Certified
Women’s Health Nurse Practitioner, Certified

Kelly Pfeiffer APRN graduated from Simmons College School for Health Studies in Boston with a Masters Degree in Nursing with Distinction in 2008.  She was the recipient of the Pauline Wheble Tripp Award in Recognition of Academic and Professional Excellence. She has had work published in Women's Health Care: A Practical Journal for Nurse Practitioners.  She received her Bachelor of Science Degree in Nursing Magna Cum Laude, from Simmons College in 2005 and worked as a Registered Nurse at Beth Israel Deaconess Medical Center in Boston prior to becoming a nurse practitioner.  She joined Hebron Medical Associates in 2010.

Ms Pfeiffer has special interests in adolescent health, reproductive health and contraception, nutrition to support health and primary prevention of chronic health conditions for both men and women. She has a strong commitment to engaging her patient as a partner and active participant in all health care decisions. Kelly lives with her husband and two daughters in Tolland.  She enjoys horseback riding and cooking.