If you are looking for a primary care provider (PCP) for your family, DOCS has several convenient locations throughout Connecticut. When you become a patient with DOCS, you can visit any of our locations to receive care. Even though we are a large organization, we operate as one practice with one electronic system that allows us to transfer your medical history seamlessly to any of our primary care locations. Your provider will always know your medical history and what occurred at your last visit with DOCs Medical Group. Our goal is to provide care to you and your family in a holistic approach, treating the entire patient – not just the concern. We do this by offering many services and specialties within the DOCs Medical Group Organization. DOCs is the place to build a long-term PCP/Patient relationship.
Rex Mahnensmith, MD provides exceptional and personalized primary care with DOCs Urgent Care and Continuum Medical Group at DOCS UCC locations in Southington and Waterbury. Dr. Rex aims to connect with each person as a family doctor according to their needs and concerns and aims to deliver excellent care with caring and carefulness.
Dr. Rex completed his undergraduate education at Denison University in Ohio, where he was inducted into the Phi Beta Kappa Honorary Society and graduated summa cum laude and went on to attend the Yale School of Medicine, where he earned his medical degree in 1977 also with Honors.
After graduation, Dr. Rex journeyed through a Traditional Three-Year Internal Medicine Residency at Yale-New Haven Hospital and then was invited to serve as Chief Medical Resident and Instructor in Medicine for a fourth year. He received the Kushlan Award for his exemplary bedside manner and patient devotion during his Residency.
From 1984-2014, Dr. Rex served as a Practicing Clinician and University Educator at Duke Medical Center, Brown University, and at Yale. At Yale, he earned status as Full Professor of Internal Medicine and Clinical Director of Nephrology. During his teaching career, Dr. Mahnensmith was recognized as Teacher of the Year, Model Physician, and Exemplary Clinician-Educator on several occasions at each University.
Jennifer Dilungo graduated from King’s College with a major in Medical Studies and a minor in Epidemiology and Biology. She continued her education by receiving a masters degree in Physician Assistant Studies. Jennifer worked as a trauma and acute surgery PA with St. Francis Hospital for 8 years. Jennifer eventually concentrated on Oncology Surgery of Hepatobiliary and Endocrinology systems during the day and continued with trauma during her night shifts. Jennifer also worked in the Yale Hospital Emergency Department as a physician’s assistant for two years. In June of 2016 Jennifer joined Docs Medical Group as a Primary Care Physician. Jennifer takes special interest in GI and Hepatobiliary diseases. She also loves to do excisions and to perform basic procedures such as laceration repairs and skin biopsies. During her free time she enjoys spending time with her two healthy children. Her job and her family are extremely important in her life, and therefore her passion is to teach and care for others.
Dr James Marshall graduated from UCONN with a BS in Biology and Chemistry and continued there to get a masters degree in Neurophysiology. He attended medical school at the University of New England where he received his Doctor of Osteopathy degree. While there, he was inducted into Sigma Sigma Phi, the osteopathic honor society. His training was completed at Bridgeport Hospital where he obtained his internal medicine certification and is board certified as an internist. He spent the last thirty years doing urgent and primary care medicine in Monroe before joining Docs as a PCP in February of 2021. His passion in medicine is patient education. It helps involve patients in their treatment plan and greater understanding of its impact on their life.
Olivia Kousky graduated from University of Maryland with a bachelor’s degree, she attended Arundel Community College for Physician’s Assistant and went to get her Master of Medical Science from St Francis University. Olivia started her medicine career working for Docs Urgent Care in 2008. In 2011, Olivia decided to make a change in her medicine career by focusing on internal medicine with Medical Group in Greenwich, CT. Olivia returned to Docs Medical Group in 2017 as a Primary Care Physician, primarily working in our Fairfield and Norwalk clinics. Olivia is passionate about working together with patients, helping them to improve their lifestyle and seeing their satisfaction when they achieve their goals. Olivia speaks fluent English and Mandarin. During her free time she enjoys traveling and hiking with her family.
Dr. Michael Kessler attended Binghamton University for his undergraduate degree and holds a Medical Degree from the Albert Einstein College of Medicine. He completed his residency in OBGYN at Montefiore Medical Center in the Bronx. Dr. Kessler stayed on as an Attending Physician at Jacobi Medical Center from 2001 to 2007. Following this, he was the Section Chief of OBGYN at Westchester Medical Center until 2017. After this he worked with Griffin Faculty Practice. Dr. Michael Kessler joined DOCS in April 2022. He speaks Spanish and is in the process of learning Portuguese.His passion for medicine involves a combination of up to date care with a holistic approach. He relies on active listening to understand his patients so as to build a meaningful and trusting doctor patient relationship. His hobbies include hiking and being close to nature. He also enjoys trying new recipes and preparing nutritious food for him and my family.
You’ll be taken care of by professionally trained health care providers and board-certified physicians at all locations. Its our mission is to provide patients with friendly, high-quality care with as little wait time as possible. You and your family deserve quality care, fast. DOCs Medical Group is aligned with quality requirements of the State of Connecticut, Connecticut insurance payers and national standards.
DOCs Medical Group offers care management and care coordination services to patients with complex/chronic diseases. Our highly skilled team of PCPs and specialists can care for you within our organization. That means, not having to transfer out of DOCs to see a specialist, worrying your PCP got your records or having to repeat yourself to multiple doctors.
Having a yearly preventive exam with your primary care provider at DOCS Medical Group is key to improving or maintaining your health. This visit builds your comfort level with your PCP, allows us to capture a complete medical history and make recommendations to continue on the path of healthy living.
For your convenience and to provide excellent medical care for our community, all of our Primary Care locations can be accessible by all of our patients. You are not subjected to just one facility. We are proud to be a part of your health journey and we happily serve the Connecticut area with our family practice professional, quality medical services.
Our DOCS Ur Health program offers access to all 17 of our locations with no co-pay or deductible for a low monthly membership rate. With individual, family and business offerings, receive the quality care that you need at affordable pricing.