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Meet the 22 Health Team

All 22 Health doctors are certified by the Florida Board of Chiropractic Medicine, adult and pediatric trained, and take continual education seminars to stay up with the latest in chiropractic research. Rest assured that you are in great hands with 22 Health’s team of dedicated professionals. Each of our doctors strive to give you the best personalized care. Walk in anytime, or call to make your same-day appointment. Open 6 days-a-week, and all locations are open until 7pm.

Operations Team

22 Health Supervising Chiropractor Christopher Usina

Christopher Usina

Owner / Chiropractor

22 Health Brian Hyser Operations Team

Brian Hyser

Co-Founder / Director of Marketing

22 Health Andrew Panepinto Director of Operations

Andrew Panepinto

Director of Operations

22 Health Kristina Tabbara Compliance Director

Kristina Tabbara

Director of Administration

Chiropractic Orange City FL Cheslea Jones Billing Manager

Chelsea Jones

Billing Manager

Marketing Team

Chiropractic Orange City FL Krista Raymer Marketing Manager

Krista Raymer

Dustin Huffman, DC

Chiropractor Orlando FL Dustin HuffmanDr. Huffman was born and raised in rural West Virginia. Prior to studying to become a Chiropractor, Dr. Huffman graduated with a Bachelor of Science Degree in Biology from Concord University in West Virginia. He attended the prestigious Palmer College of Chiropractic Florida Campus, graduating with his Doctor of Chiropractic Degree in 2014. Dr. Huffman is a family Chiropractor, treating people of all ages from children to the elderly. He enjoys working with his patients to improve their health, vitality, and overall wellness. In his free time, he is an avid musician, he enjoys spending time with his German Shepherd, and volunteering as a member of the U.S. Coast Guard Auxiliary.

Chiropractic Orlando FL Eilliam RIvera Front Desk Receptionist

Eilliam Rivera

Front Desk Receptionist

Chiropractic East Orlando FL Halle Fuentes Licensed Massage Therapist

Halle Fuentes, LMT

Massage Therapist


Chiropractor Orange City FL Beth ReddyDr. Reddy is originally from Queens, NY, but finished high school here in Florida. She has a Bachelor's Degree from the University of Central Florida and attended the prestigious Palmer College of Chiropractic Florida Campus, graduating with her Doctor of Chiropractic Degree in 2012. Dr. Reddy believes in the benefits of chiropractic care for all ages. She has additional training and certifications in Acupuncture, Activator, Graston and SOT techniques. Dr. Reddy has three grown children and two grandsons who make her heart smile. Her free time is often spent with her friends on the backroads of Florida riding motorcycles in the fall and winter or boating on a river in the spring and summer.

Chiropractic Orange City FL Ashley Bartholomew Massage Therapist

Ashley Bartholomew

Massage Therapist

Chiropractic Orange City FL Genesis Pedroza Front Desk Receptionist

Genesis Pedroza

Front Desk Receptionist


Chiropractor Orange City FL Stephanie KernDr. Kern is a proud Central Florida local and a second generation Chiropractic Physician. She graduated from Palmer College of Chiropractic in Port Orange, FL. She graduated with additional training in soft tissue mobilization techniques, kinesiology taping, and low force spinal manipulation techniques. She loves giving back to her community by volunteering at community events and putting on educational seminars. In her down time, she enjoys power lifting, swimming, and traveling.

Roger A Walker, DO

Roger WalkerDr. Roger A. Walker is a Board-Eligible Orthopedic surgeon. He received his Bachelor of Science degree from Florida Atlantic University (FAU) College of Engineering. He was a member of the Varsity FAU baseball team and was selected in the Major League baseball draft. While practicing as a professional engineer, he obtained a Master of Science in Mechanical Engineering from FAU. He then pursued his medical degree at Nova Southeastern University. His orthopedic surgery training was performed at the level one trauma center, Broward Health Medical Center, in Fort Lauderdale, Florida. He continued his training at Orlando Health Medical Center, completing a fellowship in Orthopedic Surgery Sports Medicine.

Dr. Walker specializes in shoulder, elbow, hip, and knee injuries. Taking a holistic approach to the patient, the goal of his practice is to develop a targeted patient-specific treatment plan for their injury. He promotes patient education and understanding of their injury and rehabilitation. A targeted non-operative plan gets most patients back to health. However, some patients require additional interventions. He is fellowship-trained in orthopedic surgery sports medicine, utilizing minimally invasive arthroscopic surgical procedures. These procedures implement advanced techniques to preserve cartilage, reconstruct ligaments, and repair tendons to preserve native joint longevity and performance.

Dr. Walker practices General Orthopedic Surgery encompassing the following:

  • Adult & Adolescent Care
  • Outpatient and Inpatient (Hospitalized) Care
  • Fracture management in the Upper and Lower Extremities
  • Shoulder, Elbow, Wrist, Hip, Knee, and Ankle Pain: Non-Operative and Operative Management
  • Joint Replacement (Arthroplasty) of the Hip and Knee
  • Arthroscopy of the Shoulder, Hip, and Knee
  • Neck and Back Pain: Non-Operative Management
  • Team Coverage

Chiropractic Altamonte Springs FL Cynthia Morales

Cynthia Morales

Front Desk Receptionist

Chiropractic Altamonte Springs FL Jasmine Morrell Massage Therapist

Jasmine Morrell, LMT

Massage Therapist

Chiropractic Altamonte Springs FL Summer Usina Chiropractic Assistant

Summer Usina

Chiropractic Assistant


Chiropractor Altamonte Springs FL Pamela SawyerA graduate of Palmer College of Chiropractic, Dr. Pamela Sawyer came to chiropractic through the suggestion of her husband. She graduated from Eastern Washington University in 2010 Cum Laude. She is whole body oriented treating all ages from birth to elderly. Dr. Sawyer performs: manual adjustments using diversified, Thompson drop as well as some Gonstead techniques. Soft tissue therapies using adhesion breakers for scars, deeper scar tissue, muscle spasms; stretching and exercises. In her free time, she enjoys painting and sewing, going out and playing with her son, husband and cats and traveling around the world either to visit friends, family or charity work.

Chiropractic Oviedo FL Cindy Lazo Front Desk Receptionist

Cindy Lazo

Front Desk Receptionist

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