Medical Advisory Board
David G. Armstrong
DPM, MD, PhD
Distinguished professor of surgery and neurological surgery with tenure at the University of Southern California.
Dr. Armstrong holds a Master of Science in Tissue Repair and Wound Healing from the University of Wales College of Medicine and a PhD from the University of Manchester College of Medicine, where he was appointed Visiting Professor of Medicine. He is founder and co-Director of the Southwestern Academic Limb Salvage Alliance (SALSA).
Dr. Armstrong has produced more than 740 peer-reviewed research papers in dozens of scholarly medical journals as well as over 120 books or book chapters. He is founding co-Editor of the American Diabetes Association’s (ADA) Clinical Care of the Diabetic Foot, now in its fourth edition.
Armstrong is Director of USC’s National Science Foundation (NSF) funded Center to Stream Healthcare in Place (C2SHiP) which places him at the nexus of the merger of consumer electronics, wearables, and medical devices in an effort to maximize hospital-free and activity-rich days.
Dr. Armstrong was selected as one of the first six International Wound Care Ambassadors and is the recipient of numerous awards and degrees by universities and international medical organizations including the inaugural Georgetown Distinguished Award for Diabetic Limb Salvage. In 2008, he was the 25th and youngest-ever member elected to the Podiatric Medicine Hall of Fame. He was the first surgeon to be appointed University Distinguished Outreach Professor at the University of Arizona. He was also the first podiatric surgeon to be selected as President of Faculty at Keck School of Medicine of USC.
Alton R. Johnson Jr.
DPM, DABPM, FACPM, FASPS, FFPM RCPS, (Glasg), CWSP
ASPS BOARD PAST-CHAIR
Clinical Assistant Professor and Attending Physician at The University of Michigan Medical School in the Department of Orthopedic Surgery Division of Foot and Ankle Surgery; Founder and Chief Executive Officer of AJ Educational Empowerment, LLC Philadelphia, PA
Alton R. Johnson Jr., DPM, is currently a Clinical Assistant Professor and Attending Physician at The University of Michigan School of Medicine in the Division of Metabolism, Endocrinology, and Diabetes-Podiatry. In addition, he is the founder and Chief Executive Officer of AJ Educational Empowerment, LLC, a company developed to empower individuals of all backgrounds through educational services to be tomorrow’s leaders. In 2011, Dr. Johnson received his Bachelor of Science degree in Biology from Barry University. During his time as an undergraduate at Barry U., Dr. Johnson completed a summer basic science research internship at the University of Pennsylvania Perelman School of Medicine and a clinical epidemiology research internship at Johns Hopkins University School of Medicine. In 2012, he attended the Kent State University College of Podiatric Medicine, Doctor of Podiatric Medicine. In addition, as a podiatric medical student, Dr. Johnson presented several research posters focused on geriatric falls secondary to foot deformities.
In 2016, Dr. Johnson completed a three-year Podiatric Medicine & Surgery Residency at AHMC in Aventura, FL. Dr. Johnson was part of AHMC’s back to back to back ResEd Summit Midwest Residency Rumble 1st Place championship teams. Dr. Johnson has also presented multiple research projects at The Future of Regenerative Medicine Congress, ResEd Summit Midwest Conferences, SAWC, and the ACFAS Conference. During his chief year of residency, Dr. Johnson published several peer-reviewed journal articles and participated in an international medical mission in Haiti. In 2019, Dr. Johnson was awarded the American Podiatric Medicine Association and Symposium of Advanced Wound Care Podiatrist Wound Care Scholarship at the SAWC Fall 2019 conference in Las Vegas, NV. In 2020, Dr. Johnson was bestowed the American Board of Wound Management Foundation Scholarship and selected as the only podiatric clinical investigator in the nation for the 2020 National Institutes of Health/National Medical Association Academic Medicine Fellows Program. In 2021, Dr. Johnson completed a two-year ACFAS Podiatric Medicine and Surgery Clinical Research Fellowship at the University Pennsylvania-Penn Presbyterian Medical Center in Philadelphia, PA. While in fellowship, Dr. Johnson became the first podiatrist to complete the University of Pennsylvania Perelman School of Medicine Post-Doctoral Certificate in Clinical Research directed by the Center for Clinical Epidemiology and Biostatistics.
His research has focused on gerontology, tropical and international medicine, regenerative medicine, wound care, diabetic limb preservation techniques, rare dermatological and bone pathologies, biomedical technology, and advanced, durable medical equipment technology.
J. David Hayes, MD
MD
J. David Hayes, MD, received his bachelor of science degree from University of Kentucky and his medical degree from West Virginia University. He completed a general surgery residency at West Virginia University – Charleston Division and a plastic surgery fellowship at the University of Illinois College of Medicine in Chicago.
Key Opinion Leader supporting OMEZA OCM™ and other flagship brands at Advanced Solution.
Dr. Hayes brings a rare combination of surgical excellence, academic leadership, and real-world clinical authority. As a board-certified Plastic & Reconstructive Surgeon and long-standing Medical Director and Division Chief at Charleston Area Medical Center, he has spent over a decade leading complex reconstructive programs across plastic, hand, head & neck, and wound care disciplines.
Respected for his independent clinical judgment and evidence-based approach, his partnership will help advance:
• Peer-to-peer physician education
• Real-world case development
• Appropriate utilization and documentation excellence
• The responsible adoption of innovative technologies across our portfolio
Amber Spratling
RN, CEN
Amber is an Emergency Department registered nurse at with extensive experience in high-acuity patient care, clinical leadership, and frontline healthcare delivery. She serves in key roles and is actively involved in staff education and initiatives that support quality improvement and patient outcomes.
In addition to her clinical practice, Amber specializes in advanced wound care through her work in medical sales, collaborating with providers to support the integration of innovative therapies for chronic and complex wounds. Her combined experience at the bedside and within the evolving wound care landscape provides a practical and well-rounded perspective on treatment adoption, patient management, and clinical outcomes.
She is a dedicated advocate for patient-centered care, with a strong emphasis on improving access to advanced therapies, enhancing patient education, and ensuring treatment decisions align with both clinical effectiveness and individual patient needs.
As a member of the Medical Advisory Board, Amber brings a clinically grounded, outcomes-focused perspective, supporting the advancement of innovative solutions that enhance patient care and optimize real-world clinical outcomes.
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