Venture Physical Therapy | Marietta GA | Powdersprings GA | Stockbridge GA

R. Darin Durell, MPT, CSCS, CMT

Darin specializes in treating orthopedic and sports-related injuries, pre and post surgical patients, and providing balance and fall prevention training to all ages. He has over 20 years experience in physical therapy and received his Masters in Physical Therapy from the Medical College of Georgia. Darin became a Certified Strength and Conditioning Specialist (CSCS) in 2000 and attained a National Certification in Therapeutic Massage and Bodyworks in 1995. In addition to treating patients, Darin has been the Director of the West Cobb clinic since 2005.


Tim Lupien, MOT, OTR, Certified Hand Therapist

Tim graduated in 1979 from the University of Illinois with an undergraduate degree in Physical Education with emphasis in athletic training and exercise therapy. After teaching and working with therapists in a special education school for two years, Time received his Master’s in Occupational Therapy from Western Michigan University in 1983. Since then, he has opened a total of eight outpatient hand therapy centers for Venture. He has attended many hours of advanced training for hand rehabilitation. Along with this, he has been involved with the American and Georgia Occupational Therapy Associations. Tim is also a member for the American Society of Hand Therapists and has developed the Atlanta Centers for Tennis Elbow and Carpal Tunnel.


Jason Parish, PTA, OMT

Jason Parish, PTA, OMT

Jason is a Licensed Physical Therapist Assistant and Orofascial Myofunctional Therapist. He graduated in 2015 from Chattahoochee Technical College with an Associates of Applied Sciences degree as a Physical Therapist Assistant. He was then trained in Orofascial Myofunctional therapy by the Academy of Orofacial Myofunctional Therapy under Joy L. Moeller, BS, RDH. Jason began his career with Venture in 2013 as a physical therapy technician. He has experience practicing in outpatient rehabilitation, skilled nursing rehabilitation, acute care rehabilitation, and home health physical therapy, each with a variety of patient population ages and health conditions. Jason is passionate about helping to rehabilitate all of his patients and return them to the life style they enjoy.


Lisa Griffith, Front Office Manager

Lisa Griffith, Front Office Manager

Lisa received her medical assistant certification from Georgia Medical in 1990, and has been employed by Venture for 12 years. Her friendly personality helps each patient feel at ease when they walk in the door. Lisa schedules all appointments, receives payments and enters patient charges.