Our Leadership Team

Dr. John D. McCallum, III, a board-certified orthopaedic surgeon, specializes in hip and knee problems including arthritic and sports related injuries. He has been an innovator of hip and knee arthroscopic surgery, salvage and reconstructive techniques, including minimally invasive treatments. Dr. McCallum, currently serves as the physician-in-chief of the Connecticut Orthopaedic Institute. More about John >>

More about Adam >>

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Andrew performed his undergraduate training at Quinnipiac University graduating summa cum laude and earning his BS in 2007. Upon completion of this degree, he earned his MHS from Quinnipiac in 2009 in physician assistant studies. More about Andrew >>

Dr. Denisa Lujic is a board-certified anesthesiologist. She graduated from Lehigh University with a BA in neurobiology and a minor in philosophy. She then went on to St. Georges School of Medicine earning her Doctorate of Medicine. She completed her residency in anesthesiology from the University of Connecticut where she served as chief resident and received the David B. Little award. Following her residency, she continued her education at the University of New Haven, where she received her MBA.

Dianne Vye, MSN, RN, ONC is the Regional Director of Orthopaedic Quality and Safety for Hartford HealthCare’s Connecticut Orthopaedic Institute. She has been in orthopaedic nursing for over 20 years with extensive experience in orthopaedic program development.  Dianne collaborates with other disciplines to provide education, support and consultation to enhance the quality of care delivered and facilitate optimum development of all services related to patients having Joint Replacement and Spine Surgery.

Dianne has supported multiple Orthopaedic Programs in achieving Joint Commission Disease Specific Certification. Dianne is also experienced in facilitating improved quality outcomes for the orthopaedic and spine population.

Dianne holds a Bachelor’s Degree of Science in Nursing from Saint Joseph College (University of Saint Joseph), a Master’s Degree in Nursing from the University of Hartford, and a Certification in Orthopaedic Nursing. Dianne is also a recipient of the Nightingale award for nursing excellence and The DAISY Nurse Leader Award.

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Tom performed his undergraduate training at Quinnipiac University, where he graduated magna cum laude in 2006. Upon completion of this degree, he received his MHS from Quinnipiac in 2008. After graduation, Tom worked as a physician assistant in the emergency department at The Hospital of Central Connecticut from 2008 to 2013.

Cathy has more than 35 years of experience in nursing, including patient care at the bedside, quality improvement and nurse management. Her focus is on patient satisfaction, delivering the best and safest care possible.

Tara has been with MidState since 2001 and has cared for all surgical patients, oncology, and orthopedic patients.
She is dedicated to quality improvement, patient satisfaction, and part of our nurse management team since 2018.

Billie has more than 30 years of experience in healthcare with a focus on orthopaedics. She is a registered radiologic technologist and has enjoyed working with orthopaedic surgeons her entire career.

Previously, she served as the Director of Clinical Operations at Connecticut Orthopaedic Specialists, where she was responsible for the operational integration of several orthopedic practice mergers, new physician practice development, as well as staff and team building.

Makaila is the Regional Program Manager for Hartford Healthcare’s Connecticut Orthopaedic Institute. She holds a Bachelor’s Degree in Nursing from Massachusetts General Hospital Institute of Health Professions and has been in Orthopaedic nursing for 9+ years. Makaila is experienced in ambulatory practice management, and program management.

Makaila has supported orthopaedic programs in achieving and maintaining all four Orthopaedic Joint Commission Disease Specific Certifications. She collaborates with the multidisciplinary team to enhance the quality of care and services delivered to Orthopaedic patients. Makaila is committed to elevate patient centered, value-based care and has a strong ability to engage teams in innovative and data driven improvement initiatives aligned with the overall mission and vision of the institute.

Bio coming soon.