Natural Bodyworks, LLC Chiropractic, Acupuncture & Massage Therapy in Gladstone, MO - Kansas City Northland. Kansas City chiropractor and acupuncturist, Dr. Shawnda Gross, D.C., offers a variety of treatments for neck pain, back pain, joint pain, headaches, fertility and many other conditions. All of these pain management services offered in our convenient Gladstone MO chiropractic clinic.Natural Bodyworks, LLC Chiropractic, Acupuncture & Massage Therapy in Gladstone, MO - Kansas City Northland. Kansas City chiropractor and acupuncturist, Dr. Shawnda Gross, D.C., offering a variety of treatments for neck pain, back pain, joint pain, headaches, fertility and many other conditions. All of these pain management services offered in our convenient Gladstone MO chiropractic clinic.