Jose Barreto, MD


Dr. Barreto started his health journey as a physical therapist prior to his medical career.  He graduated from medical school at Ponce Health Sciences in Puerto Rico.  He then completed a residency in PM&R at UT Southwestern Medical Center in Dallas prior to undertaking a fellowship in Pain Medicine and Regenerative Medicine at Virginia Commonwealth University.

He is currently double-board certified in PM&R and Pain Medicine.  He applies his knowledge and training in physical therapy, PM&R and interventional pain management to help his patients rehabilitate.

Joel Baumgartner, MD

Rejuv Medical

Dr. Joel Baumgartner is a board-certified physician with a specialized fellowship in non-surgical orthopedics and sports medicine. He earned his medical degree from the University of North Dakota School of Medicine, and completed his family practice residency at the University of North Dakota. Dr. Baumgartner completed his advanced training in sports medicine with a fellowship in primary care sports medicine at Hennepin County Medical Center. He utilizes the latest in diagnostic and treatment technology to better treat musculoskeletal injury and pain. As an international speaker, he instructs both physicians and those in the medical industry on pain evaluation, diagnosis and the latest treatment options. Dr. Baumgartner has authored two books on Prolotherapy and PRP technique, He is also a contributing author on the subject of pain management for a variety of other popular publications. His family and faith remain his priority.

Stephen Cavallino, MD

European School of Prolotherapy

Dr. Stephen Cavallino MD was born in New York, USA, and graduated medical school 1989 at the University of Bologna Medical School, Italy. He was Board Certified in Emergency Medicine in Reggio Emilia, Italy, and currently serves as the Director and Founder of the European School of Prolotherapy. Dr. Cavallino volunteers for the HHPF, and is a Senior Clinical Instructor in Prolotherapy and Neural Prolotherapy, and an International Clinical Instructor in Regenerative Medicine.

David de la Mora, MD

Instituto de Proloterapia

Dr. De La Mora is the director of the HHPF Guadalajara and organizes the annual HHPF Prolotherapy and Vein Medical Brigade trip to Mexico. He has attended the Madison conference for 18 years, both as a participant and faculty member, and has also served as a clinic director on the HHPF Honduras trips. In 2009 he attended the very first Dr. John Lyftogt's PIT conferencing in New Zealand. Dr. De La Mora has a full time Prolotherapy and PIT practice in Mexico.

Martin Gallagher, MD, DC, ABOIM

Medical Wellness Associates

Dr. Martin Gallagher is uniquely licensed as a board certified Family Physician, board certified Integrative Medicine, physician acupuncturist, and chiropractor.

He is the medical director of Integrative Medicine at Medical Wellness Associates in Jeannette, Pa., just outside of Pittsburgh.   Medical Wellness Associates is a self contained, state of the art, medical facility with a staff of 42, that incorporates chiropractic manipulation, medical acupuncture, IV nutritional therapy, BHRT, IV laser therapy, regenerative injection therapies including stem cells, PRP, prolotherapy and every form of ozone including MAH, Prolozone, Hemozone, ENT ozone, ColonOzone, and Stem Cell Ozone injections.

Dr. Gallagher is on the faculty at West Virginia University, Department of family medicine, where he teaches integrative medicine to family medicine residents.

He established the first medical residency program in the US, in which family medicine residents can become double boarded in family medicine and medical acupuncture at the completion of their residency.

He is also on the clinical faculty at the University of Wisconsin, at the Hackett Hemwall Patterson Foundation, where he teaches Prolotherapy and Regenerative Injection Therapy. 

Dr. Gallagher is board certified in Ozone therapy and has studied ozone in the US and Europe. 

He is a board member of the American Association of Orthopedic Medicine, a non-surgical orthopedic association of physicians trained in regenerative therapies.

He is a frequent lecturer at AAOM, AAOT, A4M, and the Hackett Hemwall Patterson Foundation, and can be heard every Saturday morning on his popular weekly nationwide Sirius-XM broadcast, called “Alternatives to Medicine”.

Paul Johnson, DO

Pursuit Sports Medicine

Dr. Paul Johnson is board certified in both internal medicine and sports medicine and has been practicing sports medicine since 2006 in the Portland / Vancouver area. He went to the Kentucky College of Osteopathic Medicine, and then onto Rush Presbyterian – St. Luke’s Medical Center / Cook County Hospital, in Chicago, IL, for residency in internal medicine, followed by a sports medicine fellowship at the University of Pittsburgh.

Dr. Johnson is a specialist in the non-surgical management of acute and over-use musculoskeletal injuries, osteopathic manual medicine, concussion management, and ultrasound guided regenerative injections. He works closely with other medical specialists, athletic trainers, and physical therapists to provide comprehensive musculoskeletal care and rehabilitation for athletes and non-
      athletes alike.

Young Kim, MD

RAPHA Medience Orthopedic Surgery

Dr. Kim is an orthopedic surgeon in Seoul, South Korea. His clinic, Rapha Medience Orthopaedic Clinic, is a busy orthopedic surgery and prolotherapy practice. Over the past 21 years, he has  observed the benefits of prolotherapy for his patients, and his practice performs more non-surgical procedures than orthopedic surgery. Combination of surgery and prolotherapy has been applied in many cases. Dr. Kim utilizes ultrasound, mainly for academic purposes and research.


The Hong Kong Institute Of Musculoskeletal Medicine

Dr. Lam is a musculoskeletal, sports and pain physician from Hong Kong. He is a Clinical Associate Professor (Honorary) in the Faculty of Medicine of The Chinese University of Hong Kong, and he is also the President of the Hong Kong Institute of Musculoskeletal Medicine, and the Founding President of the MSKUS Asia Pacific. He is also the Honorary Consultant of the Taiwan Association of Prolotherapy and Regenerative Medicine.

Dr. Lam is registered in Musculoskeletal Sonography (RMSK) credential in United States of America, awarded with RMSK Pioneer Certificate of The American Registry for Diagnostic Medical Sonography in 2012. Dr. Lam is also a pain physician with board certification in CIPS (Certified Interventional Pain Sonologist) and FIPP (Fellow of Interventional Pain Physician) by the World Institute of Pain in 2017. Dr. Lam is also certified in POCUS (MSK Tissues) by the Alliance for Physician Certification & Advancement.

Dr. Lam has been a teaching faculty and Examiner of The World Institute of Pain since 2018.

Dr. Lam is a Teaching Faculty of MSKUS in the United States of America for teaching diagnostic Musculoskeletal Ultrasound and the Musculoskeletal Ultrasound guided interventional procedures in different Universities of USA since 2011, including University of California San Francisco, University of North Texas, and the Eastern Virginia Medical School.

Dr. Lam is a member of the American Association of Orthopedic Medicine (AAOM) and received the first batch of certificate in Prolotherapy in 2010. Dr Lam has been the Teaching Faculty of AAOM since Apr 2013, mainly teaching advanced musculoskeletal ultrasound diagnosis and ultrasound guided intervention in annual conference and hands-on workshop.

John Lyftogt, MD


After graduation from Leiden University, The Netherlands in 1973, Dr. Lyftogt  emigrated to New Zealand and established a Family Medicine practice. His interest in running led to a focus on sports injuries and musculoskeletal medicine. He subsequently developed Lyftogt Perineural Injection Treatment ®.  Over 3,500 medical practitioners from over 30 countries have now been trained in this effective and safe treatment .

Ripal Parikh, DO

ReGen Medical, Inc

Dr. Parikh is board certified in PM&R and Pain Management. He has been a part of Hackett Hemwall since 2011 and IART since its inception. He is passionate about promoting Prolotherapy and proper application of Regenerative injections. He feels that the future of Musculoskeletal Medicine should be rooted in Prolotherapy and its concepts.

Joseph Purita, MD

Institute of Regenerative and Molecular Orthopedics

Dr. Purita is director of Institute of Regenerative and Molecular Orthopedics (www.stemcellorthopedic.com) in Boca Raton, Florida. Dr. Purita is a pioneer in the use of Stem Cells and Platelet Rich Plasma.  He received a B.S. and MD degree from Georgetown Univ.  Dr. Purita is board certified in Orthopedics by ABOS.  He is a Fellow American College of Surgeons, Fellow American Academy Orthopedic Surgeons, and a Fellow American Academy of Pain Management.  He has lectured and taught extensively throughout the world on the use of Stem Cells and Platelet Rich Plasma.  He has helped countries develop Stem Cell policies.

David Rabago, MD

Pennsylvania State University College of Medicine

Dr. David Rabago MD is a clinician-scientist devoted to the assessment of manual therapies for chronic pain. Formerly at the University of Wisconsin, and now at the Pennsylvania State University College of Medicine, (Penn State). He is the immediate past president of the Hackett Hemwall Patterson Foundation (HHPF), a founding member of the International Association for Regenerative Medicine (IART) and founder of the UW Prolotherapy Education and Research Lab (UW PEARL). His research endeavors include assessment of prolotherapy for chronic musculoskeletal conditions including knee osteoarthritis. Dr. Rabago also mentors others in the design, conduct and publication of research devoted to prolotherapy and other injection therapies. He lectures nationally and internationally on these topics.

Dean Reeves, MD

K. Dean Reeves, MD, PA

Dr. Reeves is a physical medicine and rehabilitation specialist in the Greater Kansas City area. He is a research scientist and pain treatment physician who learned of dextrose prolotherapy in 1990 and began prolotherapy research in 1995.  Since then, his research areas have expanded to included perineural injection treatment, hydrodissection of nerves, and other alternative methods. His particular passion has been to promote the worldwide spread of therapeutic dextrose injection by building a body of research evidence for the therapeutic injection of dextrose.  Dr. Reeves wishes to express his gratitude to the many primary investigators who have provided him the privilege of partnering with them in their desire to change the world one clinical trial at a time and particularly to Dr. David Rabago, without whose partnership much less would have been accomplished.

Ali Safayan, MD

A. Safayan, MD, PC

Dr. Safayan has been providing integrative primary care at Restorative Health (www.RestorativeHealth.org) in Washington DC since 1990. Originally trained as an internist he came to realize MD meant Maintain Disease and sought out further training in Medical acupuncture, Prolotherapy, PRP, IV nutritional therapy, bio-identical hormone replacement therapy, non-pharmacological allergy treatments, and nutritional medicine. Dr. Safayan is also a lifelong educator. Since 1997 he has been a senior faculty member with the Helms Medical Institute (Hmieducation.com) and since 2009 with the ACUS foundation (Acusfoundation.org) which are premier organizations teaching Medical Acupuncture to both civilian and military physicians. Since 2010 Dr Safayan has also been a senior faculty member with a Hackett Hemwall Patterson foundation (hhpfoundation.org) training physicians from around the world in prolotherapy. Lastly since 2013, Dr. Safayan has been an adjunct professor at Georgetown University in their CAM graduate program.

Liza Maniquis-Smigel, MD

Hawaii Center for Regenerative Medicine

Liza Maniquis-Smigel, MD is a physiatrist and is fellowship trained in Performing Arts and Musculoskeletal Medicine. She is a Diplomate of the American Board of Physical Medicine & Rehabilitation and the American Board of Regenerative Medicine. She serves on the Board of Directors for the International Association for Regenerative Therapy (IART). She is in private practice in Hawaii and has been the medical director of the Hawaii Center for Regenerative Medicine since 2006. Her special interests include treatment of musculoskeletal and neuropathic injuries with regenerative approaches, including Prolotherapy, Dextrose Perineural Injection therapy (PIT), Prolozone, PRP and Stem Cell Therapy, using palpation, ultrasound or fluoroscopic guidance. Dr Maniquis-Smigel has published three research articles relating to dextrose caudal epidurals, which she originated in 2010. She has served as a clinical instructor and lecturer for the American Academy of Orthopedic Medicine, Hackett Hemwall Patterson Foundation, European School of Prolotherapy, International Pain School in Europe, and Philippine Association of Rehabilitation Medicine. She also has been volunteering her time since 2003 for Medical Missions throughout the world. She has directed and organized several Prolotherapy and Perineural Injection Therapy Conferences, both in Hawaii, as well as numerous locales around the world.

Andrea Trescot, MD, ABIPP, FIPP, CIPS


Andrea Trescot, MD is the past president of the American Society of Interventional Pain Physicians (ASIPP), past fellowship director at the University of Florida and the University of Washington and the current Chief Medical Officer of Stimwave, a wireless stimulation company. Dr. Trescot has authored more than 150 peer-reviewed articles and textbook chapters, and she is the editor and senior author of a 900-page pain textbook (Peripheral Nerve Entrapments – Clinical Diagnosis and Management). She is also co-author of PainWise – A Patient’s Guide to Pain Management, as well as co-editor of the three-volume pain review textbook Pain Medicine & Interventional Pain Management – A Comprehensive Review. She speaks nationally and internationally on topics of pain medicine and interventional pain management.

Linh Vuong, MD

Acuprolo Institute

Dr. Linh Vuong received her medical degree from the University of California, San Diego. She completed her residency and sports medicine fellowship training at Harbor UCLA.  She is board certified in Family Medicine with a CAQ in Sports Medicine and extensive training in complementary and alternative practices. She has an integrative practice with her sister, Dr. Tinh Vuong, in the Los Angeles area that offers prolotherapy, PRP, PIT, MSK ultrasound, osteopathy and acupuncture. She enjoys teaching and is an attending physician at Harbor UCLA Family Medicine & Sports Medicine Department. Dr. Linh Vuong has been with HHPF since 2009 and teaches prolotherapy in the United States and internationally. 

Tinh Vuong, DO, LAc, MTOM

Acuprolo Institute

Dr. Tinh Vuong is an Osteopathic physician, board certified in Family Medicine, and a teaching faculty at Harbor UCLA Medical Center and Cedars Sinai Medical Center in Los Angeles. She is also a prolotherapist and a licensed acupuncturist and herbalist. She integrates prolotherapy with osteopathic manipulation techniques and other modalities to achieve a unique multidisciplinary and comprehensive approach to heal the body, mind and spirit, and to sustain healthy, pain-free living. She is an instructor in prolotherapy and neural prolotherapy, and has been actively involved in the educational mission of the IART/HHPF for over a decade. 

David Wang, DO

Regenerative Orthopedics and Sports Medicine

Dr. David Wang graduated from The West Virginia School of Osteopathic Medicine, and completed his residency in Physical Medicine and Rehabilitation at Harvard Medical School/Spaulding Rehabilitation Hospital, where he served as Chief Resident. He is a founding partner of Regenerative Orthopedics and Sports Medicine based in Washington, DC, and specializes in diagnostic musculoskeletal ultrasound, prolotherapy, platelet-rich plasma, and lipoaspirate regenerative therapies. Dr. Wang has been actively teaching nationally and internationally since 2008, including over 20 prolotherapy training service trips in Honduras, Mexico and Greece.

Annette Zaharoff, MD

The Non-Surgical Center of Texas

Dr. Annette Zaharoff is a sports medicine physician in private practice in San Antonio, Texas. Her practice, The Non-Surgical Center of Texas is a comprehensive center for the evaluation and non-surgical treatment of MSK injuries. She is board certified in PM&R. Her practice includes prolotherapy, PRP and stem cell injections. She is president and a founding member of the International Association for Regenerative Therapy (IART) and serves on the Board of Directors for the Hackett Hemwall Patterson Foundation (HHPF). She is an invited speaker for regenerative medicine courses in the U.S and abroad.   She has participated as faculty for numerous prolotherapy medical trips and has served as the educational director for the UW Madison prolotherapy conference. She is a former professional tennis player and continues her involvement in tennis by serving as a tournament physician for national and international events.  

Contact Us

IART@badgerbay.co | 1-920-750-7728
563 Carter Court, Suite B | Kimberly, WI 54136

Powered by Wild Apricot Membership Software