James F. Van Natta, M.D.

James F. Van Natta

James F. Van Natta, M.D. is a U.C. Berkeley, St. George’s University School of Medicine, and University of Southern California trained board certified anesthesiologist. He served as Chairman of the Anesthesiology department at the Hilo Medical Center and also held a part-time faculty position at the University of Southern California.

Dr. Van Natta is a U.S. Army veteran having served three years during peacetime as a Russian Linguist Interrogator. He has had a life long interest in nature conservation and completed a Master of Science degree in Ecology as well as an Internship at the Marine Mammal Center in Sausalito, CA.


Renee Fabrizi, PA-C

Renee Fabrizi

Renee graduated Cum Laude from USC Keck School of Medicine, Los Angeles California in 2001. She graduated at the top of her class and was a member of the Pi Alpha Honors Society. Renee is Board Certified in Family Medicine and has been practicing in the specialty of Pain Management for over 18 years. She has vast experience in diagnosing and treating a multitude of pain issues and is highly trained in performing interventional procedures such as joint injections, trigger point injections and Botox injections for chronic migraine headaches and cervical dystonia.

Renee had always dreamed of living in Hawaii and in 2015 she and her husband Mike left Southern California and moved to the Big Island to join Dr. Frank Van Natta at Kaloko Pain Center in Kailua-Kona. Renee is a compassionate provider and believes in the overall well being of her patients. Using a multi-disciplinary approach, she is always striving to reduce her patient’s pain and restore their ability to function.

When not working, Renee enjoys being active in her community, spending time with her family, surfing, swimming, walking her dogs and enjoying the beautiful outdoor life style that Hawaii has to offer.


Andrew Branchflower, DPT

Andrew Branchflower

With over 10 years of physical therapy experience, Andrew heads our Physical Therapy department as our Clinical Director and Lead PT. Andrew’s focus lies mostly in orthopedics, sports injuries, vestibular dysfunction, chronic pain management and other specialties. After graduating with his Doctorate in Physical Therapy from Loma Linda University, CA, Andrew worked in various fields including OP orthopedic and sports physical therapy, as well as Home Health and IP Hospital setting.  He is a certified clinical instructor and has post graduate training in vestibular rehabilitation, performance optimization and recovery, as well as orthopedics. He believes strongly in the wellness model of healthcare and the role that patient centered care plays in the effectiveness of healthcare interventions. 

When not helping patients reach their goals, Andrew enjoys spending time outdoors with his family and friends. Some of his favorite activities include: hiking, biking, running, swimming, SUPing, bodysurfing, playing tennis and basketball. Andrew has called the Big Island home since 2013.


Chad Fujiyoshi, DPT

Chad Fujiyoshi

Chad was born and raised in Hilo, graduated with an exercise science degree at Pacific University, and obtained his DPT at Wheeling Jesuit university in 2012. He has always been passionate about outpatient physical therapy and has completed an APTA accredited Orthopedic Residency program in the state of Washington where he was trained by orthopedic specialists and has honed his skills as a Physical Therapist. He has special interests in manual therapy, neuromuscular re-education, functional movement assessments, and chronic pain management which allows him to identify underlying root problems efficiently and treat them with the most effective interventions. 

Chad’s goal has always been to return to the Big Island to give back to the local communities that he grew up in. When Chad is not in the clinic, you may find him out fishing, diving, or coaching high school wrestling and judo.


Alexandra Boger, DPT

Alexandra Boger

Alexandra (Allie) hales from North Carolina. She received her Degree in Psychology and Natural Science at Appalachian State University and her Doctorate in Physical Therapy at Wingate University in North Carolina. She previously worked at Kaloko Pain Center while on a travel contract and fell in love with Hawaii. After a years of traveling as a Physical Therapist, she decided to return to our team permanently! 

She has a passion to getting people back to doing all things they love while feeling stronger, with less pain and limitations. Allie has worked in a variety of settings in North Carolina, Oregon, California, and Hawaii. She has experience treating a variety of neurological conditions including stroke, TBI, MS, Parkinson’s Disease, Vestibular (vertigo) as well as vast experience with chronic pain, orthopedic conditions (acute/chronic, pre/post surgery), spine, sports and many others. She believes in a combination of treatments to achieve the best outcomes. Her treatment focuses on functional movement, therapeutic exercise, manual therapy, neuromuscular control training, and yoga-like recovery. 

Her passion for movement and the body is evident inside and out. She enjoys being outdoors, hiking, training, reading and cooking. She will soon hold the title of the greatest bike polo player Kona has ever seen!


Kaidden Kelly, DMSc, PA-C, CAQ-PSY

Kaidden Kelly

Kaidden Kelly, PA-C is a Hilo native and graduate of Kamehameha Schools. After obtaining his Bachelor of Science in Health Studies at Portland State University, he worked in family medicine and sleep medicine on the Big Island as a medical assistant and registered polysomnographic technologist. After recognizing the dire need for culturally-competent healthcare professionals in Hawaii, he went on to the Philadelphia College of Osteopathic Medicine and obtained his Master of Science degree in Physician Assistant Studies. As a Native Hawaiian Health Scholarship recipient, he is committed to serving his Native Hawaiian community here in the islands and began his career in psychiatry and family medicine prior to joining Kaloko Pain Center in 2019. While working in psychiatry, he obtained his Certificate of Added Qualification in Psychiatry and specializes in Cognitive Behavioral Therapy for patients who suffer from chronic pain alongside comorbid psychiatric disorders not limited to depression and anxiety. Shortly thereafter, he earned his Doctor of Medical Science Degree from the University of Lynchburg and completed a fellowship in family medicine. Kaidden is a compassionate provider and believes in a multidisciplinary and holistic approach to reduce physical and emotional pain to restore his patient’s ability to function. He currently holds a part-time faculty position at the University of Washington MEDEX Northwest PA Program in Kealakekua and is the chair of the Behavioral Medicine course for didactic students across all campuses. He is also on the Board of Directors for the Hawaii Island HIV/AIDS Foundation. 

In his free time, Kaidden enjoys CrossFit, Olympic weightlifting, and spending time with his family, friends, dogs, and cat.


Mikayla Wilson, DPT

Mikayla Wilson

Mikayla comes to us from Washington originally. While earning hours towards her Physical Therapy Doctorate, she spent time at a local physical therapy clinic in Waimea, Hawaii here on the Big Island. She then continued onto Regis University in Colorado where she graduated and couldn’t wait to come back to us!  She has gained vast experience from multiple places including Hawaii, Alaska, Colorado, and Arizona. She focusses on working with the whole person and on getting you back to functional activities. Her interests include pediatrics, orthopedics, chronic spine pain, balance training, and more. Mikayla takes a personal and compassionate approach to every patient and tailors their treatment plans to fit specific patient needs.

When she isn’t helping patients reach their goals, Mikayla is often biking around the island on a tandem bike with her husband. She enjoys hiking, swimming, creating art, and gardening to name a few of her many hobbies. She is happy to be back and calling the Big Island her permanent home now.


Christopher Gallagher, PA

Chris moved to Hawaii 5 years ago from Pennsylvania. He completed his training and education at Arcadia university just outside of Philadelphia.  He believes in a multifaceted approach to pain management with the intention of improving his patient’s quality of life. In his off time, he enjoys hiking and biking, spending time with his family, working on his cars or helping his wife in the garden