About Us

Your Family-Centered
Pediatric Medical Home

Our Clinicians

Our board certified pediatricians and pediatric nurse practitioners are all dedicated clinicians, community leaders, teachers, and parents.

Joseph Hagan

JR., M.D., F.A.A.P.

Dr. Hagan's career of full-time clinical practice in our community has been complemented by local and national advocacy for children and families. Dr. Hagan enjoys caring for all children and families and has special interests in mental health care and preventing child abuse. He currently serves as the Chairperson of the Vermont Citizens Advisory Board helping the Department of Children and Families care for child abuse victims. Dr. Hagan is the editor of The Bright Futures Guidelines for Health Supervision of Infants, Children, and Adolescents. This manual is the nationally designated standard for pediatrics preventive care. He has also contributed to four major pediatrics text books and has published several articles in pediatric journals. Dr. Hagan has been highly involved in the American Academy of Pediatrics, as the former President of the Vermont Chapter of the AAP, the former Chairperson of the Committee on the Psychosocial Aspects of Child and Family Health, and the former Chairperson of the AAP's Committee on Terrorism. Dr. Hagan's pride and joy are his wife, four children, and five grandchildren.

Greg Connolly

M.D., F.A.A.P.

Dr. Connolly, a Burlington native, enjoys taking care of kids in his hometown. He studied English and creative writing at Middlebury College. Then he attended the University of Vermont College of Medicine where he is now a Clinical Assistant Professor. He completed his residency training at the Maine Medical Center. He has a special interest in global health, having worked in Romania, Haiti and Nepal. He serves on the Vermont Children's Hospital's Newborn Nursery Committee, and is a board member of Health First advocating for independent medical practices in Vermont. He lives with his wife and three children in South Burlington.

Casey Sanner


Dr. Casey Sanner, MD joined the Lakeside Pediatrics team in September 2020 after finishing her residency at the University of Vermont Children’s Hospital. Dr. Sanner grew up outside of Buffalo, NY. She studied mathematics and chemistry at Haverford College where she received multiple academic awards and was the captain of the lacrosse team. She was a wilderness camp counselor at Algonquin Provincial Park in Ontario during the summers. After college she conducted clinical research in radiation oncology at UCLA. She also taught chemistry and mathematics and coached lacrosse and soccer at the Hyde School in Maine. She attended the University of South Carolina School of Medicine where she conducted neuroscience research and graduated cum laude. Already advocating for mothers and babies, Casey is a founding board member of the Vermont Donor Milk Center. Casey lives in Essex with her husband Ross, and their three beautiful daughters Logan (3 years), and twins Ada and Nelly (10 months).

Ashley Boyd

BS-RN, M.S., C.P.N.P.

Ashley Boyd is a certified pediatric nurse practitioner who enjoys general pediatrics and has special interests in adolescent medicine and women’s health. She graduated from Middlebury College and got her masters degree at the Columbia University School of Nursing. She has been practicing with us since she returned to Vermont in 2012. Ashley enjoys volunteering every summer at a camp for children with Muscular Dystrophy. She lives in Essex with her husband and two rambunctious sons.

Kelly Brush Davisson

BS-RN, M.S., C.P.N.P.

Kelly Brush Davisson, a Charlotte native and Middlebury College graduate, has been practicing general pediatrics since graduating from Massachusetts General Hospital's family nurse practitioner program in 2013. She enjoys all aspects of care, and has an interest in adolescent medicine and women's health. Kelly is better known as the founder of the Kelly Brush Foundation. Kelly sustained a spinal cord injury in 2006 in an NCAA ski racing accident. Since then she has built a foundation that aims to keep athletes with spinal cord injuries active and supports mountains with ski racing safety equipment and guidance. Her foundation raises over $1 million annually and supports over 600 athletes. Kelly continues to enjoy skiing, golf, and biking. She lives in Charlotte with her husband and daughter.

Kate Goodwin

BS-RN, M.S., C.P.N.P.

A native of South Burlington, Kate Goodwin attended the University of Vermont and worked as a research assistant at Boston University Medical Center before transitioning to nursing. She completed her B.S.N. at University of Massachusetts Amherst and went on to work as a Registered Nurse at the Intensive Care Nursery at Dartmouth Hitchcock. While studying for her M.S.N. at Northeastern University, she worked in both inpatient and outpatient pediatrics at UVMMC. In addition to her clinical practice role as a Pediatric Nurse Practitioner, Kate teaches pediatrics to undergraduate nursing students at the University of Vermont. She is delighted to have the opportunity to work with children from infancy through early adulthood and their families in both of these roles. Kate lives in South Burlington with her spouse and their three (soon to be four!) children.

John Koutras


John Koutras, MD is a board certified adult and child psychiatrist. He completed his training at the University of Connecticut and Boston Children’s Hospital (Harvard Medical School). Dr. Koutras maintains a separate small solo practice, and sees his patients at the offices of Lakeside Pediatrics. His practice is currently not open to new patients, but he does provide in-house general case-based consultation to the providers at Lakeside Pediatrics. He has been working with us for over 10 years! Dr. Koutras also teaches at the Larner College of Medicine, University of Vermont.

Kimberlee Roy

Ph.D., A.B.P.P.

Kimberlee Roy, is a doctoral level psychologist with a license to practice in the State of Vermont. She is a child and adolescent psychologist with specialized training in pediatric psychology (medical psychology with children). She received her Ph.D. in Clinical Child Psychology from the University of Kansas in 2008. She completed her internship and fellowship at the Yale Child Study Center in New Haven, CT. She has expertise in treating anxiety, pain, sleep problems, and in Parent-Child Interaction Therapy, although she also has experience in all types of child and adolescent mental health issues including ADHD, behavioral problems, and depression. She treats children and adolescents ages 2-18 years. She has been treating patients at Hagan, Rinehart and Connolly Pediatricians since April of 2012 through her job with the University of Vermont Medical Center.

Maryann Lisak

Maryann Lisak


Having practiced primary care pediatrics with Lakeside Pediatrics from 1995 to 2019, Maryann Lisak has rejoined our team as a Psychiatric Nurse Practitioner. She provides pediatric psychiatric care at our office and other Burlington locations. Ms Lisak is board certified as both a pediatric nurse practitioner and a psychiatric nurse practitioner. She completed her BSN at Boston University, her master's degree at Yale University, and a post-master's certificate at Frontier Nursing University.

Leaders in Pediatric Medicine

From editing the Bright Futures Guidelines for general pediatrics, to leading the Pediatric Medical Home movement, to leadership in the American Academy of Pediatrics, to protecting and enabling athletes through the Kelly Brush Foundation, to teaching future pediatricians, we strive to advance pediatrics both in our office and in the world.

We believe in a holistic approach to a child’s care that includes mental and physical health as well as that child’s support network. We have a collaborative approach that coordinates a child’s care into a unified effort.

Our Partners

University of Vermont Children's HospitalKelly Brush FoundationAmerican Academy of Pediatrics
Healthy ChildrenHealth FirstBright Futures
NCQAVermont Medical Society

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