Shakeel Ahmed, MD


Dr. Shakeel Ahmed is a digestive and liver disease specialist practicing in Fairview Heights IL.  He completed 3 years of fellowship training in Gastroenterology and Hepatology at the University of Louisville. Dr. Ahmed is board certified by the American Board of Gastroenterology/Hepatology, which confirms the highest qualification and knowledge in the field of gastroenterology.
Dr. Ahmed’s practice further specializes in advanced therapeutic endoscopy, which includes complicated pancreatobiliary disorders and their management. Centre for Gastrointestinal Health is one of the largest referral centers for ERCP’s and EUS and all pancreatobiliary disorders in the Greater Saint Louis area.


Jeff Lehmen, MD

Dr. Jeff Lehmen, graduated Summa Cum Laude from the University of Missouri with a bachelor of science in medicinal chemistry where he received the Top Undergraduate Bachelor of Science Award. He earned his medical degree from the University of Missouri – Columbia and completed his orthopedic residency at the University of Missouri Hospital and Clinics.
Dr. Lehmen completed a neurosurgical and orthopedic spine surgery fellowship at Harvard Medical School in Boston, Massachusetts and represented Harvard as a traveling surgeon at Peking University Hospital in Bejing, China. He had an additional minimally invasive spine surgery fellowship with the internationally renowned Neurosurgeon, Luiz Pimenta, MD, in Sao Paulo, Brazil. He is board certified in spine surgery.


Kurt Sprunger, MD

Dr. Kurt Sprunger MD is a bariatric surgeon with extensive experience in the field of weight loss. He completed medical school at Indiana State University and did his residency at the University of Iowa. He has been in practice as a bariatric and general surgeon for 30 years. He specializes in gastric bypass surgeries and gastric sleeves for obese patients. His most enjoyable time is spent with his twin son and daughter.



Howard Lederer, MD


Howard Lederer MD is a board certified surgeon. He is a Fellow of the American College of Surgeons, FACS and Fellow of the American Society of Metabolic and Bariatric Surgeons. He completed a fellowship in bariatric surgery at the University of Minnesota, received his medical degree from the University of Pennsylvania and completed his surgical training at Case Western Reserve University Hospitals. Dr. Lederer has performed thousands of bariatric operations and has extensive experience in complex general surgery and trauma care. He specializes in minimally invasive, individualized bariatric surgery including revisions. Dr. Lederer
is currently accepting new patients.

Joseph Yazdi, MD, FAANS

Dr. Joseph Yazdi is a board-certified neurosurgeon who has been in private practice since 2001. He joined Arch Neurosurgery, LLC in 2018. At Arch Neurosurgery we provide high-quality compassionate care with the understanding that each and every patient deserves to be treated with the highest respect.

Dr Yazdi graduated from Hahnemann University Medical School (now known as Drexel University Medical School). He did five years of Neurosurgical residency at Hahnemann University Hospital. He completed the last two years of his residency at UMDNJ (now known as Rutgers University Medical School) in 2001. He joined the neurosurgery group at the Toledo Clinic in Toledo, OH. Due to family reasons, he moved to the St. Louis area in 2008. He worked at St. Elizabeth’s Hospital in Belleville from 2008 to 2014. He then switched to the Missouri side in 2015. He worked at SpineMore Surgical Associates until 2018 when he opened his own practice as Arch Neurosurgery, LLC.

He has been performing minimally invasive spinal surgeries since 2004. The smaller incisions allow for less pain and narcotics use, faster recovery, and greater patient satisfaction. Because of his expertise, he has been asked by Nuvasive to be an instructor for their minimally invasive lumbar fusion courses and by Stryker for teaching kyphoplasty to other surgeons. He was also invited twice to go to Ethiopia to perform complex spinal surgeries.

He also specializes in pain management performing injections not only in the spine but also in various joints in the body such as shoulders, hips, and knees.


Mark Belcher, MD

Dr. Mark Belcher is an anesthesiologist specializing in interventional pain management. He has been in practice since 1994.

Dr. Belcher is from the Washington D.C. area. He earned his undergraduate degree from Yale University and received his medical degree from George Washington University. He did his internship in general surgery at the George Washington Hospital, and his residency training in anesthesia at Georgetown University, which included 6 month fellowships in pain management and high risk obstetric anesthesia.

As an anesthesiologist, Dr, Belcher has worked in many different hospital settings from Level 1 trauma centers to small rural hospitals where he was the only anesthesia provider. He has served as chief of anesthesia departments at two different hospitals. During his career in private practice, he has continued to provide pain management services in addition to his operating room responsibilities. While working in Alaska he was the sole practitioner running the largest pain clinic in Anchorage providing both inpatient and outpatient pain services.

Dr. Belcher has been in practice for 24 years. He is a member of the Missouri State Medical Association, Missouri Society of Anesthesiologists, and the American Society of Anesthesiologists.


Robert Garner, DO

Dr. Robert Garner is a Family Medicine Physician. He received his Doctor of Osteopathic Medicine from Ohio University College of Osteopathic Medicine. He completed his residency at St.Louis University and Scott Air Force Base.



Giuseppe Aliperti, MD


Dr. Giuseppe Aliperti received his Medical Degree in 1979 at the Universita degli Studi Federico Secondo in Naples, Italy. He completed a Residency in Internal Medicine at St. Mary’s Health Center and then a Fellowship in Gastroenterology at Barnes-Jewish Hospital. He is board certified in Internal Medicine and Gastroenterology..



Maria N. Wolf, RN MSN ANP CRNA


Maria Wolf, RN, MSN, ANP, CRNA performs anesthesia and has over 25 years of medical experience, including respiratory therapy and anesthesia across a wide range of medical specialties. She is a graduate and former instructor of Southern Illinois University Edwardsville.




Stephanie Swanson, NP- C

Stephanie Swanson, NP-C received her Bachelor of Science in Southern Illinois University Edwardsville in 2011, and her Master of Science in Nursing from Chamberlain University in 2018. She is certified by the American Academy of Nurse Practitioners in Family Medicine. She grew up in Shelbyville, Illinois and currently resides near Edwardsville, Illinois with her husband and daughter.


Courtney Barlow, NP-C

Courtney Barlow, NP-C received her Bachelor of Science in Chamberlain College of Nursing St. Louis in 2012, and her Masters of Science in 2018. She is certified by American Academy of Nurse Practitioners in Family Medicine.  She resides near Columbia, Illinois with her husband and five children. 


Larissa Jones, NP-BC

Larissa Jones, NP-BC received her Bachelor of Science from Southern Illinois University Edwardsville in 2008 and her Master of Science in Nursing from Southern Illinois University Edwardsville in 2013. She is certified by the American Nurses Credentialing Center in Family Medicine. She currently resides near Edwardsville, Illinois with her husband and two children.