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Our providers offer personalized care, innovation, and research focus for metabolic clinic professionals.

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Melisa Weaver

Melisa received her Bachelor of Science in Nursing from the University of Oklahoma in 1999. Following graduation from OU, until 2002, she attended the University of Tulsa in the Legal Nurse Consulting program. Additionally, she was on emergency room staff, and charge nurse at St. John Medical Center. From 2002 to 2005 Melisa studied for, and obtained, her Masters Degree in Nursing, with a specialty in Family Practice at the Medical College of Georgia. Simultaneously, she was working as an ER nurse at a Level I Trauma Center. In 2005 Melisa moved back to Oklahoma and joined an Internal Medicine Practice with Tulsa Health Group.

She started a Coumadin clinic, continuity practice, and acute care practice. She also began work as a Hospitalist for SouthCrest Medical Center. In 2006, she joined New Beginnings Medical Weight Loss. There she started and administered a medically-managed weight loss practice, while also providing primary care for bariatric patients. Melisa joined the WeightWise Bariatric Program in Edmond, Oklahoma in March 2013.


She has been an integral clinical care provider at WeightWise, being responsible for a large part of pre-operative care and post-operative follow-up. She additionally founded Metabolic Center of Oklahoma in order to provide a comprehensive metabolic practice model. She is passionate about the prevention of obesity and treatment of her patients.

Her interests include spending time with her family and children. She is the mother of three children, a set of twins, (a boy and a girl), and a younger son. She is an avid OU football fan (BOOMER), loves snow skiing, is passionate about health and fitness, and youth sports.


Marquis Hurst

Marquis was raised in Oklahoma. Destined to go to the University of Oklahoma, she graduated there with a Bachelor’s of Arts in Psychology in 2007. She continued her education with the University of Oklahoma Health Sciences Center with a Bachelor’s of Science in Nursing in 2008 and a Masters in Nursing in 2012. While working on her master’s degree she worked at Oklahoma Heart Hospital as a registered nurse in the progressive coronary care unit.  


Since graduation from her master’s program, she has been working in the primary and urgent care setting providing quality care to patients across the lifespan. Marquis joined Metabolic Center of Oklahoma in June of 2016. She enjoys being directly involved in patient care as people embark on their remarkable journey towards a healthier lifestyle.


In her spare time, Marquis enjoys spending time with her husband and 2 boys. She also enjoys traveling. 

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Jennifer Wu

Jen started her career in healthcare in 2013 when she graduated with her Bachelor of Science in Nursing from Oklahoma City University.  She originally started as an RN in the ICU working in various cities such as Oklahoma City, Memphis, and Kansas City. 


She then transitioned to caring for bariatric patients in the immediate postoperative period at Summit Medical Center for several years.  In 2019 Jen graduated from Maryville University with her Masters of Science in Nursing with an emphasis in family medicine.  She practiced in primary care before joining the WeightWise Bariatric Program team.


In her spare time Jen enjoys being outside, traveling back to Nebraska to visit family, and of course cheering on the Huskers.


Kelli Lawrence

Kelli was born and raised in Oklahoma. She received her Bachelor of Science in Nursing in 2013 from Oklahoma Wesleyan University in Bartlesville, Oklahoma. She spent her registered nurse career working in the emergency department, learning from many talented nurses and physicians. She continued to work at the Oklahoma Heart Hospital emergency department
while obtaining her master’s degree in nursing from The University of Oklahoma.


Kelli joined WeightWise Bariatric Program in September of 2022 and is very excited to help others develop a healthy lifestyle.
In her free time, Kelli enjoys spending time with her family and friends, drinking coffee, and trying new local restaurants around the metro.

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