OmniStem

OmniStem is a private-pay regenerative medicine clinic in Punta Cana, Dominican Republic, with an on-site cell production team and affiliated specialists in Colombia.

Clinicians

• Joaquin Montoya, MD — Patient Care Director
• Yoly Castellanos, MD, MSc — Medical General Manager; regenerative and cellular therapy, ozone therapy
• Monica Orizondo, MD — anesthesiologist; interventional pain management and image-guided spinal injections
• Paul Scherrer, MD — regenerative medicine and integrative health
• Neil Vasquez, PhD — Chief Scientific Director (laboratory)

Regenerative treatments offered

• Stem cell therapy — allogeneic umbilical cord mesenchymal stem cells (Wharton’s jelly from donated cord tissue), given by IV or targeted application
• Exosome therapy — UC-MSC-derived extracellular vesicles by IV, nebulization or targeted application
• PRP and PRGF — autologous, applied to target joints
• Ozone therapy — autologous blood enriched with ozone and reinfused IV

Conditions the practice lists

Joint pain and osteoarthritis, sports injuries, back pain and spinal conditions, hair loss, healthy aging and longevity, and sexual wellness. The website also lists autoimmune conditions (rheumatoid arthritis, lupus, Crohn’s disease), neurological disorders and COPD.

What to know before you call

• Intake begins with an online form; the site states a physician reviews profiles within 48 hours, followed by a no-obligation consultation
• Private pay; the site states treatments are not covered by insurance
• Also offers hyperbaric oxygen, IV nutrient therapy, colon hydrotherapy and physiotherapy
• Address: Boulevard Turistico del Este, Plaza Cormont II, Local 101, Punta Cana; phones +1 (786) 475-3675 and +1 (809) 833-4510

RPG verification notes

• Clinician and laboratory team listed on the About page
• Website states outcomes are not guaranteed and UC-MSC and exosome treatments are investigational
• Prices not published
• Regulatory licence details not shown on the pages reviewed

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.