Riordan Medical Institute

Riordan Medical Institute is a regenerative medicine clinic in Southlake, Texas, serving the Dallas–Fort Worth area, that treats acute and chronic joint and back pain.

Clinicians

• Tejas Ozarkar, MD — Medical Director; double board-certified in Pain Management and Physical Medicine and Rehabilitation
• Neil Riordan, PA, PhD — Founder and Chief Scientist
• Amy Stephens — Staff Nurse

Regenerative treatments offered

• Bone marrow aspirate concentrate (BMAC) — 60–120 cc of marrow drawn under fluoroscopic (C-arm) guidance with conscious sedation, in a procedure of about 10–15 minutes
• Platelet-rich plasma (PRP) — prepared from the patient’s own blood as leukocyte-rich or leukocyte-poor
• Other listed treatments include facet, epidural and intradiscal injections, dry needling, K-Laser and SoftWave therapy

Conditions the practice lists

Neck, back, knee, shoulder, hip, ankle, elbow and wrist/hand pain. The stem cell page also mentions disc herniation.

What to know before you call

• In-person and online evaluations are offered
• Hours: Monday–Friday, 9 am–5 pm; toll-free line (877) 899-7836
• The site also offers vitamin infusions, scalp injections and micro-needling
• The site advertises free stem cell seminars in several cities

RPG verification notes

• Clinician credentials listed on the team page
• Imaging guidance described for the bone marrow draw
• No FDA disclaimer found
• Prices not published; insurance not mentioned

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.