Naples Regenerative Institute

Naples Regenerative Institute is an interventional spine and pain practice in Naples, Florida.

Clinicians

• Glenn M. Flanagan, MD — described on the site as a double board-certified pain management specialist

Regenerative treatments offered

• Stem cell therapy — cells harvested from the patient’s own bone marrow or fat, with bone marrow named as the more common source
• Platelet-rich plasma (PRP)
• Prolotherapy

Conditions the practice lists

Neck, back, shoulder, elbow, hip, knee and foot pain, sciatica, ligament and tendon damage, osteoarthritis and degenerative disc disease.

What to know before you call

• Appointments: 239-347-1580; general inquiries: 239-276-7074
• Listed insurance networks include Cigna, Medicare, Staywell and WellCare; the site says out-of-network PPO plans are also accepted
• The practice also offers viscosupplementation, MLS laser, radiofrequency ablation and epidural and nerve block injections

RPG verification notes

• Physician training listed on the about page
• Website does not show an FDA disclaimer
• Prices not published

Last verified by Regen Provider Guide: October 2026. Confirm treatment details, candidacy, insurance coverage and costs directly with the practice. RPG makes no claim about the effectiveness of any treatment.