PROVIDERS & PHYSICIANS ASSISTANTS
Rachid Idrissi M.D., Ph.d
Physical Medicine and Rehabilitation,
Interventional Pain Medicine
Dr. Idrissi received his medical degree as well as a Ph.D. from Mohammed V University, School of Medicine in Rabat, Morocco before moving to northern California in 1999.
He conducted medical research at Stanford University in California before entering a Surgical Residency Internship at the Weill Medical College of Cornell University Program in New York. He then went on to a three year residency in Physical Medicine and Rehabilitation at the University of Louisville and the world renowned Frazier Rehab and Neuroscience Center in Kentucky. Following his residency he completed a fellowship in Interventional Pain Management at the Emory University School of Medicine Program in Atlanta, Georgia. He is a Diplomate of the American Board of Physical Medicine and Rehabilitation.
Dr. Idrissi is board certified and a fellow of the American Board of Physical Medicine and Rehabilitation. He has trained extensively in the field of Interventional Pain Medicine and is member of numerous national, state and local medical societies.
Dr. Idrissi’s primary focus is on Interventional Pain Management while utilizing the latest technology and cutting edge procedures in the field.
Josh Balsly P.A-C
Josh grew up in Virginia Beach, VA. He graduated in 1999 with his BS in Biology
from Longwood University. After working with donor organs/tissues he chose to
pursue a career in healthcare. He graduated with a Masters from the Physician
Assistant program at Eastern Virginia Medical School in 2009. He and his wife then
moved to Raleigh to pursue his career and raise their family. He has 10 years
experience in Vascular surgery as well as first assist in robotic surgeries prior to
focusing on Pain Management exclusively.
He has been with Dr. Idrissi at Advanced Spine and Pain Center since 2010. In
addition to taking care of his patients, his duties also include those of the Clinical
Coordinator which involves maintaining policies and protocols as well as
interviewing, hiring, and training of all APP’s. He specializes in performing
numerous therapeutic injections including trigger point injections, nerve blocks
(Median, Occipital, etc…), Morton’s neuroma, Plantar fascia, and most joint
injections. Additionally, he performs Nerve Conduction Velocity and
Electromyography (EMG) studies weekly.
Grayson Gravely, P.A-C
Grayson was born and raised in Wilson, NC. She graduated from NC State University in 2014 where she majored in Nutrition Science and received her Masters in Physician Assistant Studies from Methodist University in 2017. She enjoys spending time with her husband, two retrievers, friends and family. Grayson is a member of the American Academy of Physician Assistants and North Carolina Academy of Physician Assistants.
Erin Hilbrands P.A-C
Erin was born and raised in Cary, NC. She attended college at UNC-Wilmington where she got her degree in Biology in 2020. After graduating, Erin worked as a nursing assistant on a general surgery unit before attending High Point University for her Master's in Physician Assistant Studies. In her free time, Erin enjoys traveling, riding horses, and golfing with her husband.
Trey Berryhill P.A-C
Mr. Berryhill was raised in Fayetteville, NC and attended East Carolina where he obtained an
undergraduate degree in psychology and minor in Exercise Sports Science in 1995. He later
attended the University of Pittsburgh and received his Master degree in Physiology specializing
in cardiovascular rehabilitation and care, graduating in 1996. Upon graduation, Mr. Berryhill
developed and managed a cardiac rehabilitation program in Jacksonville, NC. He later attended
Methodist University’s Physician Assistant program, earning his Master of Science degree,
graduating in 2010.
Mr. Berryhill has previously worked in the specialties of primary care and cardiology. He
currently specializes in pain management with over 10 years of experience in the field.
Mr. Berryhill is married and has one daughter. In his spare time, he enjoys traveling, exercising,
trivia, music, movies and spending time with family and friends. He is an avid sports fan and
roots for his beloved Carolina sports teams.