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Dr. Terrance Manning II, ND, RMSK

Vice President

Terrance Manning II, ND, RMSK is a regenerative medicine specialist practicing in the Portland, OR metro area. He has specialty training and focuses on non surgical treatment of joint, tendon, and ligament issues. He practices at RestorePDX and teaches at the National University of Natural Medicine. Upon graduation from naturopathic medical school, he was the first in the nation to complete a 3-year residency specifically focused on interventional orthopedic and orthobiologic treatments (i.e. regenerative medicine). Dr. Manning is a leader in the field and his profession using diagnostic imaging to identify and treat the root cause of an individual’s specific pain and providing precision placement of regenerative medicine injections. His breadth of training, affirmation of the Vis Medicatrix Naturae (the healing power of nature), and clinical experience helps him to integrate natural and conventional modalities with the goal to provide the best outcomes for his patients.

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Dr. Ryan Minarik, ND, LAC


Ryan Minarik, ND, LAC. has a specialty in sports and regenerative medicine with a focus on using treatment modalities such as dry needling, prolotherapy, regenerative injections, and other ultrasound-guided procedures.  He has received advanced training in prolotherapy and orthobiologic injections from numerous organizations including AAOM, AOAPRM, HHPF, and TOBI as well as musculoskeletal ultrasound training for injections and hydrodissection.   He has experience treating a wide range of clients, from weekend warriors with chronic degenerative conditions to professional-level and Olympic athletes.  He co-founded and owns Elixia Wellness Group and co-owns FoRM Health, both multi-practitioner integrative medicine clinics in Portland, OR.  The latter is a collaborative clinic focusing on functional and regenerative medicine, underscoring Dr. Minarik’s belief and philosophy in the importance of a multi-factorial approach to joint and musculoskeletal injury recovery.


Corey Murphy

Executive Director

Corey graduated with a degree in Journalism/Public Relations from the University of Oregon in 2005.  After college, she returned home to Alaska and was hired as the Director of Communications at Avante Medical Center, and integrated medical clinic in Anchorage.  With the clinic owner being a founding member of the Oncology Association of Naturopathic Physicians,  Corey was introduced to naturopathic specialty organizations and became their Executive Director in 2006.

Corey has more than 15 years of experience working with ND specialty groups ranging from helping create new organizations all the way through to establishing board certification programs and annual conventions and everything in between.

Corey lives in Juneau, Alaska with her husband, Brian and two sons, Eoghan and Emmett.  In her spare time, which is rare with two young kids, she enjoys exploring the Alaskan outdoors and traveling.

Noel Peterson, ND, DAAPM

Founding Board Member

Noel Peterson ND, DAAPM has practiced integrative regenerative medicine in Lake Oswego since 1978. He serves as the Medical Director of Oregon Regenerative Medicine, a multi-discipline practice dedicated to empowering people to create optimal health and active longevity through education, inspiration, and natural therapy. He has focused his practice on regenerative medicine and Prolotherapy since 1989, Platelet Rich Plasma (PRP) since 2006, and Adipose-Derived Tissue therapies since 2012. Dr. Peterson is Certified in Prolotherapy by the American Association of Orthopedic Medicine ( He serves on the scientific Institutional Review Board of the International Cellular Medicine Society (, representing physicians and researchers from over 35 countries who share a mission to provide scientifically credible and medically appropriate cell-based treatments to informed patients.

Dr. Peterson is recognized for his expertise in the practice of Prolotherapy, Platelet Rich Plasma, and Autologous Biocellular regenerative medicine. He has served as international clinical faculty for AAOM’s Certification program in Interventional and Regenerative Orthopedic Medicine (IROM), teaching annual IROM courses in prolotherapy at the Peruvian National Institute for Rehabilitation in Lima, Peru, and with the Latin American Association of Orthopedic Medicine in Buenos Aires, Argentina. In 2016 his clinic started the profession’s first CMNE approved integrative residency training program in Regenerative Orthopedics. His peer-reviewed investigational work has been published in both the American Journal of Surgery and the Journal of Prolotherapy.

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Michael Cronin, ND

Founding Board Member

Dr Michael Cronin practices full time at Naturopathic Physicians Group in Scottsdale Arizona, with a clinical focus on pain, repairing injuries and restoring function using Regenerative Injection Therapy integrated with full scope naturopathic medicine.  Passionate about the science and practice of regenerative therapies, Dr Cronin was the first naturopathic doctor to use and teach PRP to the naturopathic profession.

Throughout his 40 years in practice as a Naturopathic Physician, Dr. Cronin has been instrumental in evolving and increasing access to the practice of naturopathic medicine. 

Dr Cronin is a founding member of the Naturopathic Academy of Therapeutic Injection and is a Diplomat of the American Academy of Integrative Pain Management. He is a past president and founding member of the American Association of Naturopathic Physicians.

Dr. Michael Cronin is the Founder and first President of the Southwest College of Naturopathic Medicine.

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Adam Geiger, ND

Founding Board Member

Dr. Adam Geiger is a naturopathic physician specializing in musculoskeletal ultrasound and orthopedic medicine. Dr. Geiger graduated from the University of Michigan with an honors degree in biochemistry. His interest in natural medicine was sparked by research projects investigating cellular mechanisms of natural compounds. With a desire to bring his background in biochemistry to patient care, he enrolled at Bastyr University and completed the Naturopathic Medicine program in 2005. He was selected for a two year residency in nutritional and orthopedic medicine with Thomas Dorman, MD at the Paracelsus Clinic and was trained in Cyriax orthopedics and prolotherapy.


He remained on staff there until 2009 and in 2010 he started his private practice in Seattle specializing in regenerative and orthopedic medicine.Dr. Geiger has continued training in prolotherapy and regenerative injection treatments with the Naturopathic Academy of Therapeutic Injection, American Association of Orthopedic Medicine and the American Academy of Musculoskeletal Medicine. In 2015, he began training in musculoskeletal ultrasound diagnostics and guided injections. He was the first naturopathic physician in WA state to earn RMSK certification as an APCA/ARDMS Musculoskeletal Sonographer. He is a founding member of the Naturopathic Orthopedic Medicine Academy and is committed to excellence in clinical education and ensuring that Washington residents have access to the full scope of naturopathic medicine.

Patrick Chapman, ND

Founding Board Member

Dr. Patrick Chapman was born and raised in Santa Cruz, CA. He moved to Oregon in 1991 to obtain his undergraduate degree from Willamette University in Salem, Oregon (Spanish, Studio Art, and Pre- Med). After a stint living abroad in Ecuador teaching University English in 1996/97, he completed his naturopathic medical degree at the Natural College of Naturopathic Medicine (NCNM) in 2003. He is the co-owner of Sellwood Family Medicine with his lovely wife Leigh Ann, where he has enjoyed practicing family medicine for eighteen years. Dr. Patrick is looking forward to launching his new practice, Point Wellness, in Cannon Beach, Oregon in April 2021.

He has a clinical focus in diabetes, sports medicine, prolotherapy, platelet rich plasma injections, musculoskeletal ultrasound diagnosis and needle guidance. He has previously volunteered his time by serving in various professional roles: Oregon Association of Naturopathic Physicians (OANP) and the Oregon Board of Naturopathic Medicine. He is also an active participant in the OANP and member of the American Association of Naturopathic Physicians.  In addition to specializing in musculoskeletal injuries, he also enjoys working with both pediatric and adult autoimmune diabetes.

Outside of naturopathic medicine his interests include: gardening, wood working, surfing, pottery, and spending time with his family and friends. Dr. Patrick likes to find himself submersed in nature and spending his free time exploring.  Docere, the Latin root for doctor, means to instruct and teach.  Dr. Patrick is a natural and gifted teacher and enjoys teaching various subjects: self-care, medicine, anatomy, surfing, and art.

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