About Us
At Integrative Synergy Health, Jamarcus Hershberger provides a modern, holistic approach to diagnosing and treating Obstructive Sleep Apnea (OSA) — a condition that affects both mental and physical well-being through disrupted sleep, oxygen imbalance, and chronic fatigue.
We offer a complete evaluation and treatment pathway that combines advanced testing with individualized lifestyle and medical support.
Jamarcus Hershberger, PMHNP-BC, APRN, MSN, CIMHP
Founder & CEO, Integrative Synergy Health
Jamarcus Hershberger is a board-certified Psychiatric Mental Health Nurse Practitioner and Certified Integrative Mental Health Professional dedicated to helping patients find balance and well-being. As founder of Integrative Synergy Health, Jamarcus blends psychiatry, sleep medicine, hormone optimization, and lifestyle-based care to treat the whole person — mind, body, and spirit.
Guided by both evidence-based medicine and holistic principles, he works to empower eachpatient to take an active role in their health journey. His approach emphasizes compassion,connection, and long-term wellness.
Outside of his practice, Jamarcus values time with his family, his faith, and outdoor activity —the same principles of balance and vitality he encourages in his patients.
Emily Hershberger, CFO
Chief Financial Officer, Integrative Synergy Health
Emily Hershberger serves as the Chief Financial Officer of Integrative Synergy Health, where she manages financial strategy, operations, and business development. With a strong background in organization and leadership, she ensures that the clinic operates efficiently and continues to grow sustainably while supporting its mission of compassionate, integrative care.
As both a leader and a mother of three —with her family still growing— Emily brings balance, empathy, and dedication to every aspect of her role. Her values of faith, family, and service shine through in the way she supports both the practice and the patients it serves.
Outside of her professional work, Emily enjoys time outdoors with her family and contributing to the community through wellness and outreach initiatives that promote connection and healthy
living.
Dr. Kent Davis, D.O.
Medical Director & Associate, Integrative Synergy Health
Dr. Kent Davis is a board-certified Family Practice physician and graduate of West Virginia University and the West Virginia School of Osteopathic Medicine. With a strong foundation in osteopathic principles, Dr. Davis takes a holistic, whole-person approach to health — encouraging his patients to nourish their bodies with good food, movement, proper rest, fostering meaningful relationships, and live with purpose.
As the Medical Director and Associate at Integrative Synergy Health, Dr. Davis helps guide the clinic’s integrative model of care, blending traditional medicine with a focus on wellness, prevention, and balance. He especially enjoys helping individuals achieve optimal hormone
balance and supporting patients in improving body composition, vitality, and long-term health.
Outside of his medical practice, Dr. Davis values time with his family and loves exploring his home state of West Virginia — whether hiking its scenic trails, discovering hidden historical sites, or simply enjoying all the natural beauty WV has to offer.
Kara Haynes, MA
Medical Assistant at Integrative Synergy Health
Kara Haynes serves as a Medical Assistant at Integrative Synergy Health, where her compassion, attention to detail, and genuine kindness help create a welcoming and supportive environment for every patient. She plays a key role in assisting with patient care, coordinating clinical
procedures, and ensuring that each visit is comfortable and efficient.
Kara’s caring nature and gentle professionalism make her an integral part of the team’s mission to provide holistic, patient-centered wellness. She is dedicated to helping patients feel heard, understood, and valued from the moment they walk through the door.
Outside of the clinic, Kara enjoys spending time with family and friends, enjoys the company of her cat Huxley and finding new ways to bring positivity and balance into her life and the lives ofothers.
SCHEDULE YOUR NEW PATIENT APPOINTMENT ONLINE OR IN PERSON
At Integrative Synergy Health, we believe true wellness comes from balance. That’s why we offer more than just traditional medical care — we provide personalized solutions for better sleep, balanced hormones, mental health support, weight management, and nutrition guidance. Our mission is to help you feel like your best self, with care that is compassionate, convenient, and tailored to your life.
(304) 262-6370
936 Market Street Suite 2, Parkersburg WV, 26101
936 Market Street Suite 2, Parkersburg WV, 26101
(304) 262-6370
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