Speakers - 2017 Chiropractic Homecoming

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Tim Bertelsman DC, CCSP, DACO

Dr. Tim Bertelsman graduated from Logan College of Chiropractic and has been practicing in Belleville, IL since 1992. He is a board certified Chiropractic Sports Physician and a Diplomate of the Academy of Chiropractic Orthopedists. Dr. Bertelsman has lectured nationally on various clinical and business topics and has been published extensively. He has served in several leadership positions within the Illinois Chiropractic Society and currently serves as president of the executive board. 

Steven R. Conway DC, DACBOH, Esq.

A second generation chiropractor whose passion is enhancing and protecting the chiropractic profession, Dr. Conway is a partner in Madison, Wisconsin-based DeWitt Ross & Stevens, the largest law firm in Madison.  His law practice consists primarily of health law and government relations with a strong focus on Medicare.

As special counsel to the ACA Medicare committee, he has established with Dr. Michael Jacklitch the ACA’s Medicare documentation program to assist chiropractors with Medicare compliance.

Having served as a regulator with the Wisconsin Chiropractic Examining board for nearly a decade, he fully understands the responsibilities of each state board in protecting the public and maintaining the reputation of the chiropractic profession.

When in full-time chiropractic practice his focus included chiropractic occupational health.  Obtaining his diplomate in occupational health, he assisted many local and national companies with chiropractic ergonomic programs.  He was one of the first chiropractors to speak at the national safety congress and has had over 6,000 industrial representatives attend his injury prevention programs. 

Gregory DeNunzio, DC

Gregory DeNunzio holds a B.S. in Engineering and is a licensed Doctor of Chiropractic, in practice for over 21 years. He is the Clinical Coordinator of the Sweere Center 3-D biomechanics lab at Northwestern Health Sciences University.  This is one of the few 3-D movement analysis labs in the country.

He has written conditioning and rehab programs for athletes in the Minneapolis metro area for sports including: volleyball, wrestling, soccer, track and field and football. Dr. DeNunzio is certified as an Advanced Sports Performance Coach, Level II, through the U.S. Olympic Training Center & U.S.A. Weightlifting and is a CrossFit Level 1 Trainer.

Chad Henriksen, DC, DABCOH

Chad HenricksenChad Henriksen is a graduate of Northwestern Chiropractic College, and has focused his career in the area of occupational health by consulting with corporate clients and providing on-site health and wellness services.  He has a Post-Graduate Diplomat degree in Occupational Health and Applied Ergonomics and is currently Coordinator of the Ergonomics Division at the HC Sweere Center for Clinical Biomechanics and Applied Ergonomics. 

In this role he develops and oversees on-site programs that reduce cost for employers and increase the health and well-being of employees.

Lori Holt, RN-BC

Before joining NCMIC in 2012, Lori worked as a nurse for 30 years. Her extensive nursing background in cardiology has provided her with a wealth of knowledge and expertise. Among other things, she has significant experience making rounds in the hospital with cardiologists and performed cardiac triage in the emergency room and in house prior to the physician’s exam.

In addition, Lori has worked as an emergency room nurse manager, and she and her husband previously owned a business where they taught employees at industrial companies basic life support and emergency care techniques.

This combined background enables Lori to share hands-on tips and guidance to D.C.s as they face the ever-changing world of healthcare.

Mark F. LaVallie, DC, DABCO, CVSMT, CCSP

Mark LaVallie is a graduate of NWCC. He has been a human chiropractor for 35 years. He is a diplomate of the American Board of Chiropractic Orthopedists (DABCO) and is a certified chiropractic sports physician (CCSP). He is also licensed in acupuncture. Dr. LaVallie completed his animal chiropractic certification (CVSMT) at the Healing Oasis Wellness Center on March 2, 2009. He currently maintains busy chiropractic practices for humans and animals.

Peter D. Lichtenstein, DC, CCSP, LAc.

Dr. Lichtenstein is a 1992 graduate of Northwestern College of Chiropractic. He is a practicing chiropractor and holds a diplomate in acupuncture (NCCAOM). Dr. Lichtenstein owns New Paltz Acupuncture and Chiropractic Clinic in upstate New York where he blends Eastern-style health care with traditional chiropractic.

He is president of the Acupuncture Society of New York, is a certified chiropractic sports physician and has been adjunct faculty at Northwestern Health Sciences University since 2003.

Jon Mulholland, DC

Dr. Mulholland has earned both his Bachelor’s Degree in Exercise Science and his Doctor of Chiropractic degree. He also holds two post-graduate qualifications in sports chiropractic, in addition to being a Certified Strength & Conditioning Specialist. Dr. Mulholland has acted as the Chiropractic Consultant for the United States Olympic Training Center in Lake Placid, NY, and has traveled extensively as one of the team chiropractors for the US Bobsled & Skeleton Teams.

He has worked multiple World Championship events in a variety of sports, and has treated athletes from dozens of different countries. He was also the Sports Medicine & Performance Enhancement consultant for the New Zealand Cycling Teams at the 2012 Summer Olympic Games in London, where he helped the team win two Olympic medals.

He lectures regularly around the world and treats patients at his private clinic when he isn’t traveling. He currently lives in Plattsburgh, NY with his wife and two children where he spends most of the year trying to stay warm.

David Neubauer, DC

David Neubauer graduated from Northwestern Health Sciences University in 1983. Following a year in practice he traveled to San Diego, CA to attend the Asian American Acupuncture Medical University where he graduated and obtained his Acupuncture Medical Degree. He practiced for 17 years in Bird Island, MN and built a huge business in a small town.

He is Adjunct Faculty and past President of the Alumni Association at NHSU and trains each month for HealthSource Franchisees in Cleveland, Ohio. He has lectured throughout the United States, Canada and South America on personal development, communication skills and TEAM building and most enjoys watching others become the success they deserve to be.

His greatest joy however remains being married to his beautiful wife of 26 years, Carrie and three outstanding children, Cole, Ross and Anne.

Paul Osterbauer, DC

Dr. Osterbauer received his undergraduate and chiropractic degrees from Northwestern College of Chiropractic in 1986 and a Master of Public Health degree at the University of Washington, Seattle in 1993.   He has served as Research Director for Activator Methods, Inc. and was involved in studies conducted at the Arizona State University and Texas Back Institute. 

At Northwestern Health Sciences University, he was part of a team to study conservative treatment for elderly people with carpal tunnel syndrome.  His research and teaching is directed at improving the delivery of chiropractic care for the aged and other sub-populations, informed by experience and the best available evidence. This has included care delivery at an eldercare facility, serving on a committee to develop a graduate level geriatric/gerontology program for chiropractors and participating in the Minnesota Area Geriatric Education Consortium, sponsored by the Health Services and Resources Administration.  He has presented at multi-disciplinary meetings and published in a variety of scientific journals. His active projects include improving adjusting skills:  implementing Force Sensing Table technology within the chiropractic technique curriculum.

Carol J. Phillips, DC

Dr. Carol J Phillips is a chiropractic educator and specialist in maternal/child care who has provided more than 15,000 hours of post-graduate training for chiropractors on pregnancy, pediatrics and Craniosacral therapy.  In 1995, she founded the Dynamic Body Balancing Technique Workshops and has taught a 100-hr workshop series for the National Certification Board of Therapeutic Massage and Bodywork for 20 years.  Dr. Phillips completed an Associate Degree in Child Development in 1981; a Doctor of Chiropractic Degree in 1987; and a Bachelor of Arts Degree in Human Service Administration in 1993.

Dr. Phillips served as a pediatric instructor at Northwestern Health Sciences University while maintaining a pediatric practice at the Wolf-Harris Center for Clinical Studies from 1990-1993. She left to enter private practice and to teach post-graduate seminars for chiropractic associations, universities and national and international organizations.

1n 1998, Dr. Phillips founded New Dawn Publishing and in 2000 published her first edition of Hands of Love: Seven Steps to the Miracle of Birth.  In 2001, she completed the production of Hands of Love: Witnessing the Miracle of Birth, followed by two workshop DVD’s. Currently practicing in Annapolis, MD, Dr. Phillips continues to teach DBB workshops in MN and MD.

Jeff Rich, DC, DACBR

Dr. Rich received his DC degree from Northwestern College of Chiropractic and then completed a three-year full time imaging residency. After passing the board-certification examinations, he accepted a position as an Assistant Professor in the Clinical Sciences Department at Northwestern. While at Northwestern, he lectured extensively for the imaging department and continuing education department, provided imaging consultation for the campus based film interpretation service, and treated patients in the University Health Service. In 1999 he was honored as Northwestern’s Teacher-of-the-Year. In 2003 Dr. Rich accepted a position at the National University of Health Sciences as the Director of the Department of Diagnostic Imaging. He was also Faculty Director for the Imaging Residency Program and Director of the NationalMRICenter. Dr. Rich re-joined the faculty of NWHSU in September 2005. He enjoys his time lecturing and spending time "in the dark" interpreting imaging studies. In his free time he spends time with his wife and nine children and serving in the local church. 

Annette Kutz Schippel, DC

Dr. Annette Kutz Schippel graduated from Logan College of Chiropractic in 1998. Her passion for pediatrics and nutrition has led to a large family practice with an emphasis on women, children, and clinical nutrition. Dr. Schippel’s reputation has brought her a continuing flow of patients from across not only Illinois, but from all over the U.S. and other countries as well. Her expertise in functional medicine has contributed to the success of her holistic practice, and has also allowed her to become a respected public health educator in her profession.

Over the past six years, Dr. Schippel has traveled the world teaching thousands of practitioners about functional endocrinology and its application for the patient.  She has written and co-written numerous manuals used by clinicians implementing this type of work.  Her expertise in this field has led her to being a guest speaker at national and international conferences.  She has had the privilege of speaking for the Weston A. Price Council and at the Parker Seminar. This year Dr. Schippel was given the great honor of speaking on “Metabolic Dysfunction with Emphasis on the Adrenals” at the 2014 International Health Management Forum hosted by the Health Management Institute of Chinese PLA General Hospital and the Chinese Medical Association.

Dr. Schippel consults with health care practitioners throughout the country about innovative testing procedures and interpretation, the application of sound nutrition and phytotherapy, and other non-invasive methods for restoring endocrine health. In May of 2011, Dr. Annette and Dr. Doris Kutz-Compton, started Endocrine Wellness.  It was born out of a desire to keep the field of nutrition and endocrinology moving forward for all health care practitioners.  Her passion, enthusiasm and knowledge make her a gifted teacher you won’t want to miss!


Dr. Silverman graduated magna cum laude from the University of Bridgeport College of Chiropractic and has a Masters of Science in human nutrition. His extensive list of educational accomplishments includes  designations as a certified nutrition specialist, certified clinical nutritionist, certified strength and conditioning specialist, certified Kinesio® taping practitioner, NASM-certified corrective exercise specialist, and a certified sports nutritionist from the International Society of Sports Nutrition. Dr. Silverman is a diplomate with the American Clinical Board of Nutrition and a diplomate with the Chiropractic Board of Clinical Nutrition. Dr. Silverman is also a HardStyle Kettlebell Certified instructor.

He has a full-time private practice in White Plains, NY, where he specializes in the treatment of joint pain with innovative, science-based, nonsurgical approaches and functional nutrition. He has published articles in Dynamic Chiropractic, JACA, ACA News, Chiropractic Economics, The Original Internist, and Holistic Primary Care. Dr. Silverman is also on the advisory board for the Functional Medicine University. He is a health contributor to Fox News Radio and has appeared on Fox & Friends, Fox News, NBC News, CBS News, The Wall Street Journal Live, NewsMax TV, and Westchester’s Channel 12 as a health expert.  Dr. Silverman also appeared on Talks at Google – author.

Dr. Silverman was awarded the prestigious 2015 Sports Chiropractor of the Year by the ACA Sports Council. In 2016 he published Amazon’s #1 Best Seller, Inside/Out Health: A Revolutionary Approach to Your Body.

Dr. Silverman can be reached at his office: 914.287.6464; email: info@DrRobertSilverman.com www.DrRobertSilverman.com

Joseph J. Sweere, DC, DABCO, DACBOH 

Joseph J. Sweere is a Professor in the Clinical Sciences Division, College of Chiropractic, at Northwestern Health Sciences University. He is the founder of, and an advisor to the H.C. Sweere Center for Clinical Biomechanics and Applied Ergonomics located on the campus of Northwestern Health Sciences University.  He served as chairperson of the Rehabilitation Review Panel (RRP) for the Dept. of Labor and Industry for the State of MN, and is a former member of the MN Workers’ Compensation Advisory Board. He currently serves as the chiropractic representative at the Workers’ Compensation Research Institute (WCRI).  He is the founder and president of the non-profit International Academy of Chiropractic Occupational Health Consultants (IACOHC). He is a Diplomate of the American Board of Chiropractic Orthopedists (DABCO); and a Diplomate of the American Chiropractic Board of Occupational Health (DACBOH). 

Steven Weiniger, DC

Dr Steven Weiniger literally wrote the book on posture, Stand Taller~Live Longer: An Anti-Aging Strategy.  He promotes increasing posture awareness with the free PostureZone app for taking pictures, and strengthening posture with the StrongPosture®  BAM (Balance, Alignment and Motion) exercise protocols.  

Featured on ABC, CBS, NBC, FOX, national magazines and other mainstream media as the Posture Expert, he trains health professionals to position themselves as posture specialists.  Dr. Weiniger provides the public posture self-help info and a locator to find a Certified Posture Exercise Professional (CPEP) with BodyZone.com, and provides professionals practice tools on PostureZone.com and education on PosturePractice.com.

Ethan Zohn

After playing professional soccer in the U.S. and Zimbabwe, Ethan Zohn went on to win the CBS reality show Survivor: Africa. He used his prize money to co-found Grassroot Soccer (GRS), an international organization that uses Africa's most powerful role models, pro-soccer players and coaches, to educate adolescents about HIV/AIDS and making healthy choices in life.

Ethan has been an important force in driving the strategic direction of GRS and building partnerships that have helped to provide lifesaving education for more than 1.3 million young people in 50 different countries. As global spokesperson and captain of GRS Endurance Teams, Ethan launched GRS UNITED, a U.S. awareness campaign, by dribbling a soccer ball 550 miles from Boson to Washington, D.C. 

In 2011, after twice surviving a rare form of Hodgkins Lymphoma, Ethan ran the NYC and Boston Marathon and was named a global ambassador for LLS, StandUp2Cancer and the LIVESTRONG Foundation among others. Ethan hosted the Emmy nominated show, Everyday Health on ABC and Outside Today on the Outside Television Network. Prior to that, Ethan was the host of Earth Tripping, an eco-friendly travel adventure show that brought him to over 50 countries.

Ethan returned to reality TV as a contestant on The Amazing Race, Survivor All- Star, Fear Factor, Eco-Challenge and was featured in the documentary film on the global AIDS pandemic, A Closer Walk, along with The Dalai Lama, Bono and Kofi Annan. Ethan co-wrote, “Soccer World,” a series of five books for young readers to explore different nations in a compelling and meaningful way through the sport of soccer. Ethan is an inspiring inventor and his EZ-CrunchBowl was featured on Discovery's show, PitchMen. Ethan travels the world as an inspirational speaker emphasizing resiliency, character, leadership, happiness and service.


Lee Zohn is a graduate of Northwestern College of Chiropractic in Minnesota, where he received his Doctorate of Chiropractic and a second bachelor's degree in Human Biology. He is also a graduate of Clark University with a degree in political science. 

He was one of the first chiropractors in the state of Massachusetts to work in a hospital setting and helped start the Winchester Hospital Chiropractic Center in 1998.  The practice has seen sustained growth every year since then and now employs five chiropractic physicians on staff.  He maintains a busy full practice as well and has served as the medical director of the chiropractic center since 2008.  He is a Winchester Physician Associates Leadership Council member with the other medical physicians within the organization. 

The practice has an emphasis on integrative care, bringing in all disciplines for the benefit of the patient.

He is a Certified Chiropractic Sports Physician (CCSP) and a Diplomate of the American Academy of Pain Management (DAAPM). He is also a fellow of the International Chiropractic Pediatric Association (FICPA). He is certified in the Niel Asher Technique for conservative management of complex shoulder disorders such as frozen shoulder. He has gained certification in fascial movement taping through Rock Tape and is Graston Technique certified.

He has lectured on various topics including repetitive use injuries, work place injuries, acute care, whiplash related disorders and Class IV laser therapy.

He is married and lives in Salem, MA.  He has three wonderful children ages 11, 8 and 3. 


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