Where Getting Better Means Staying Better
Regenerative Medicine That Promotes Healing
Pain & Regenerative Specialists on Long Island
For Those Who Move.
Regeneration for an Active Community
Regen Axis Health was created for adults who want to stay active, independent, and strong at every stage of life. Whether you are balancing work, family, athletics, or retirement, our physician-led model delivers regenerative therapy on Long Island focused on restoring movement and preventing surgery. We prioritize healing at the source so you can continue living without limits.





Where natural, long-term function returns. Long Island
300 Old Country Rd, Ste 101A,
Floor, Mineola, NY 11501
Where natural, long-term function returns. Long Island
260 West Sunrise Highway, Ste 108,
Valley Stream, NY 11581
Restorative Therapies Heal From the Source

RegenAxis Spine
RegenAxis Spine addresses back and neck conditions using precision-guided regenerative treatments that support structural stability and repair. Instead of defaulting to repetitive steroid injections, our physicians work to reduce inflammation and strengthen the tissues that support the spine. The goal is durable improvement and long-term resilience.

RegenAxis Joint
RegenAxis Joint helps patients experiencing knee, shoulder, hip, and elbow pain regain mobility through biologic therapies such as PRP and stem cell–derived treatments. By focusing on tissue repair from within, we aim to restore function and protect long-term joint health. Each plan is customized to your lifestyle and recovery goals.

RegenAxis Nerve
RegenAxis Nerve focuses on irritated or compressed nerves that may cause tingling, numbness, weakness, or radiating discomfort. Using regenerative and image-guided techniques, our physicians calm inflammation and support nerve recovery. The result is care centered on restoring strength and protecting movement over time.

RegenAxis Disc
RegenAxis Disc treats disc-related conditions, including herniations, bulges, and degenerative disc disease. Through advanced biologics and minimally invasive procedures, we work to reduce inflammation and improve spinal function. Our objective is to relieve pain at its origin and help patients avoid surgery whenever possible.




“I’m finally getting some peace.”
“I walked into the medical office anxious...wondering if any treatment could actually work.
A few weeks later I noticed my mobility improving, and the pain started to fade. Now, even daily tasks feel doable again.
—K.T.


I highly recommend him to anyone that wants to turn back the clock and look as young as you feel.
—R.
“I experienced no discomfort on the way home and have awoken this morning with no back pain whatsoever and a little more pep in my step.
—B.G.


My pain levels have gone down from 9 to 1, and I’m finally getting some peace.
—D.R.

“Medicine should restore, not replace, the body’s natural regenerative capacity.”
Dr. Leon Reyfman Founder, Regen Axis Health


Dr. Leon Reyfman
Board-Certified Anesthesiologist & Interventional Pain Specialist
Board certified in Anesthesiology and Pain Management, Dr. Leon Reyfman serves as an Attending Physician at Mount Sinai and Assistant Clinical Professor at SUNY Downstate. Fellowship-trained at Columbia University, he specializes in interventional pain management and addiction medicine, providing expert, compassionate care to patients throughout the New York City area.
Learn More About Dr. ReyfmanOur Team The Board-Certified Experts of Regen Axis Health
Regen Axis Health is supported by a team of board-certified physicians with advanced training in spine, joint, and nerve care, delivering regenerative medicine in Nassau County centered on measurable outcomes and long-term mobility.
Learn About Our Team








Board Certified
100% Physician-Led Care
Award-Winning
Academic Leadership
Non-steroid, surgery-free treatment designed for the long haul. Built for Recovery, Not Just Relief

Regenerative Medicine
Regenerative medicine in Long Island activates the body’s natural healing processes to repair injured or degenerating tissue. At Regen Axis Health, we use PRP, regenerative laser, shockwave therapy, and other science-backed treatments to reduce inflammation and restore function—without defaulting to chronic steroid use or surgery.

Stem Cell Therapy
Stem cell–derived treatments provide deeper support for tissue repair in the spine, joints, and surrounding structures. Using biologics from bone marrow or adipose tissue, our physicians tailor every protocol to your diagnosis and long-term goals. This is modern pain management in Long Island focused on restoration rather than symptom suppression.

Longevity Medicine
Longevity medicine is designed for patients who want to maintain energy, resilience, and mobility as they age. Through regenerative IV therapy, peptide therapy, and physician-guided optimization plans, we support long-term performance. If you are searching for a pain management doctor in Long Island who prioritizes regenerative outcomes, this approach delivers.










