3142 Vista Way
Suite 206
Oceanside, CA 92056
United States
San Rafael
899 Northgate Dr.
San Rafael, CA 94903
United States
Beverly Hills
1125 S. Beverly Drive
Suite 720
Beverly Hills, CA 90035
United States

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Health Link Medical Center > Locations > Oceanside

Health Link Medical Center is proud to bring Regenexx Stem Cell Therapy and Advanced Platelet Procedures to the west coast. Regenexx procedures offer a viable alternative to surgery, and patients experience little down time and avoid the long and often painful rehab period that typically follows surgery.

Health Link Medical Center has focused on cutting edge regenerative and physical medicine since its founding in early 2008, boasting a proud record of positive outcomes for very difficult degenerative conditions of the spine and other joints. We understand what it means to seek a good physical quality of life and our specialists are focused on making positive differences in the lives of our patients through innovative stem cell therapy and regenerative medicine treatments.


  • Prolotherapy
  • Platelet Rich Plasma
  • Platelet Lysate
  • Stem Cell Procedure - Bone Marrow
  • A2M


Dr. Shounuck I. Patel, DO, is an ortho-regenerative sports and spine specialist who is board-certified in physical medicine and rehabilitation, board-certified in sports medicine and fellowship-trained in interventional pain management.

After earning his medical degree from the Chicago College of Osteopathic Medicine, Dr. Patel attained his residency training at the prestigious Kessler Institute, the nation’s largest rehabilitation hospital and a model system for spinal cord injury.

Dr. Patel then completed a sports medicine accredited interventional pain management fellowship at Pennsylvania’s Orthopedic and Spine Specialists hospital, under the guidance of Dr. Michael Furman MD, the editor of the preeminent atlas on image-guided interventional procedures. There, he furthered his knowledge in diagnostic musculoskeletal ultrasound, electrodiagnostics, and a spectrum of advanced fluoroscopy- and ultrasound-guided injection procedures for the treatment of nerves, joints, tendons, ligaments and muscles.

Prior to joining Health Link Medical Center, Dr. Patel received additional specialized regenerative medicine training with the founders of Regenexx at the Centeno-Schultz Clinic in Colorado.

With a passion for advancements in the neuromusculoskeletal field, Dr. Patel lectures at medical conferences across the nation and has had numerous publications including journal articles and book chapters. Dr. Patel has a clinical interest in the interconnection between spinal pain conditions and musculoskeletal injuries, and the holistic treatment of this continuum with innovative regenerative techniques, osteopathic manipulation and therapeutic exercise.

Ronald S. Cohen, M.D., is a board certified specialist in Sports Medicine. For the past 11 years, Dr. Cohen has been contracted by the Department of Defense to manage and direct the sports medicine program for all of the Marine Corps recruits in the western United States as well as serve as a special consultant for the Navy SEALs. He has had extensive experience and training in managing difficult injuries and chronic conditions and is excited to be able to provide the Advanced Regenexx Procedures to patients at our center.

Dr. Cohen has had a distinguished career in medicine and has been recognized by his peers as an outstanding clinician winning several distinguished awards, including the prestigious Master Clinician award and an associate clinical professor at UCSD. Dr. Cohen is a dedicated physician and passionate family man who is also an avid golfer, fisherman and triathlete.

Dr. Paul Handleman graduated from the Michigan State University College of Osteopathic Medicine in 1988. His medical career began in family medicine with an emphasis on musculoskeletal problems and osteopathic manipulative treatment. He established a specialized practice in Marin County focused on the treatment of musculoskeletal problems and chronic pain in 1995.

In 2003, Dr. Handleman became interested in the field of Prolotherapy, a treatment that was popularized in the 1950’s by Dr. George Hackett. He traveled to Honduras in 2004 with the Hackett-Hemwall Foundation to participate in a Prolotherapy training and medical mission. He returned on a yearly basis for two weeks of intensive Prolotherapy training and missionary medical work. He subsequently returned for three additional years as a Prolotherapy instructor.

Dr. Handleman is trained in and has been using musculoskeletal ultrasound (MSKU/S) diagnostically and musculoskeletal ultrasound guided injections for ligaments, muscles, joints, tendons, and nerves. He has long experience utilizing fluoroscopic guidance for interventional injections. Dr. Handleman has completed extensive training in Regenexx procedures at the Centeno-Schultz Clinic with the founding physicians of Regenxx and additional training at our Oceanside, California center.

From his training in osteopathic medicine, Dr. Handleman has long appreciated the importance of considering every patient as a unique individual. The osteopathic tradition emphasizes a holistic hands-approach to diagnosis and treatment. Understanding the advantage of combining physical treatment methods with advanced tissue regeneration procedures, makes Dr. Paul Handleman a valuable member of the Regenexx and Health Link team.

Stephen Derrington, DO, is a regenerative interventional orthopedic physician, who is board-certified in Physical Medicine and Rehabilitation and fellowship-trained in Interventional Spine and Sports Medicine.

After graduating from medical school at Kansas City University of Medicine and Biosciences, he completed his residency at Thomas Jefferson University in Philadelphia, PA, a model system for spinal cord injury. Dr. Derrington then completed a fellowship in Napa, CA, with Marko Bodor, MD, advancing his skills in diagnostic ultrasound, interventional procedures using ultrasound and fluoroscopic guidance, regenerative medicine, and electrodiagnostics. Prior to joining Health Link Medical Center, he received additional regenerative medicine training with the founders of Regenexx at the Centeno-Schultz Clinic in Colorado.

He has published papers and textbook chapters on spine procedures, tendon disorders, and ultrasound-guided injection techniques.

As a doctor of osteopathic medicine, he understands the connection between structure and function and devises treatment plans to help the body heal itself without surgical intervention.

Dr. Derrington stays active via CrossFit and enjoys eating good food, going to concerts, and exploring the Bay Area.

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DISCLAIMER: Like all medical procedures, Health Link Medical Center procedures have a success and failure rate. Patient reviews and testimonials on our sites should not be interpreted as a statement on the effectiveness of our treatments for anyone else.

DISCLAIMER: The procedures and claims made about particular procedures on or through this site have not been evaluated or approved by the FDA. All statements, opinions and references provided by GetRegenerative.com are for informational purposes only. They do not constitute an endorsement of any medical provider nor guarantee the efficacy of the treatments provided. Get Regenerative does not diagnose or treat medical conditions via this website or via telephone. This site disclaims any liability for damages or negative consequences from treatments provided by the physicians listed herein to any person referencing GetRegenerative.com.