Meet Our Team

Dr. Hara is a chiropractic physician and clinic director of Integrity Medical Group. He has been a practicing chiropractic physician for the last 20 years. He is specialized in spinal stabilization, rehabilitation, and injury prevention. He attended Los Angeles College of Chiropractic and California State University, Long Beach. Dr. Hara is a member of Illinois Chiropractic Association. Dr. Hara is proficient in physiotherapy practices and modalities including ultrasound, electric muscle stimulation, and stretching techniques including PIR and MRT. Dr. Hara enjoys traveling, hiking, and other outdoor activities as well as spending time with family and friends.

Dr. Peter Nikas is a Chicago-born, board-certified Chiropractor specializing in skeletal muscular injuries. He holds a Doctorate in Chiropractic, a Master’s in Oriental Medicine (graduating Summa Cum Laude), a BS in Nutrition, and a certification in electroneuro diagnostics. A former U.S. Navy Veteran and professor, his professional associations include the National Certification Commission for Acupuncture and Oriental Medicine. He has volunteered performing EEGs at Michael Reese Hospital and contributed to obesity research at the Midwest College of Oriental Medicine. He has extensive experience in personal injury, treating cases from auto accidents, workplace incidents, and falls. His adjustments correct misalignments to reduce pain, restore mobility, and relieve nerve pressure. Experienced with diverse patients, he is dedicated to education, confidentiality, and empowering outlooks. Outside the clinic, he enjoys the outdoors, martial arts, and time with family and friends.

Dr. Christos Giannoulias believes in patient-centered care that begins with building rapport and maintaining lasting relationships based on honesty and trust. He is a Clinical Instructor in Sports Medicine at Loyola University. He received his bachelor’s degree at Miami University (Ohio) and received his medical training at the Chicago Medical School, Loyola University Medical Center, and New England Baptist Medical Center. He received his Orthopaedic Surgery Board Certification in 2006 and Orthopaedic Sports Medicine Board Certification in 2008 and specializes in shoulder injury, arthroscopic rotator cuff repair, arthroscopic repair of instability, and arthroscopic treatment of shoulder cartilage disorders. He enjoys hockey, golf, and running.

Dr. Narayan (Bob) S. Tata, M.D., is a board-certified physician specializing in Physical Medicine, Rehabilitation, and Interventional Pain Management, with extensive experience treating acute and chronic musculoskeletal and spine-related pain conditions. He earned his Bachelor of Science in Electrical Engineering from the University of Illinois at Urbana-Champaign and his medical degree from Finch University of Health Services / The Chicago Medical School, followed by internship and residency training at Northwestern University Medical School and the Rehabilitation Institute of Chicago, and an advanced Interventional Spine Fellowship at Emory University. Board certified in Pain Management since 2003, Dr. Tata focuses on non-surgical, evidence-based treatments for pain related to auto accidents, work injuries, sports injuries, degenerative spine disorders, and nerve conditions, with an emphasis on restoring function, reducing pain, and improving quality of life through individualized patient care.

Dr. Byron Schultz has been a practicing Chiropractor (DC) for over 30 years, graduating with his Doctorate from the National College of Chiropractic (now National University of Health Sciences) where he also earned a Bachelor of Science in Biology and certification in acupuncture. He previously earned a BS in Chemistry from Illinois College, where he excelled in writing, qualified for Nationals, and served as team captain. His extensive practice experience includes utilizing diversified, Cox, Activator, MRT, and dry needling techniques, along with physiotherapy modalities, to treat traumatic injuries, sports injuries, and provide family care. After retiring from private practice in the SW suburbs, Dr. Schultz has been a dedicated member of the IMG team.