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New specialty providers join HSHS Medical Group

September 12, 2024 

HSHS Medical Group is pleased to welcome two specialty providers to their medical team. Lawrence Barnes, PA, who specializes in gastroenterology, and Rebecca Harris, APRN, who specializes in neurology, see patients at HSHS Medical Group Multispecialty Care in O’Fallon, located at Three St. Elizabeth’s Blvd., Suite 5000 in O’Fallon, Illinois.

Barnes is a certified physician assistant who joined HSHS Medical Group in spring 2024. He has over 22 years of clinical experience in diagnosing and treating acute, chronic, single and multi-system diseases in patients of all ages. He earned his Bachelor of Science in physician assistant studies from the University of Nebraska School of Medicine. As a certified physician assistant, Barnes also has extensive experience in minor surgical procedures, health maintenance, patient education and preventive medicine.

Also joining HSHS Medical Group in spring 2024, Harris is a skilled family nurse practitioner offering patient-first care alongside neurologists Dr. Raghav Govindarajan and Dr. Christina Overmann. Previously serving as a staff nurse since 2012, she has been a nurse practitioner since 2019, helping patients at an outpatient mental health facility, diagnosing and treating those with chronic and acute disorders. Harris earned her Master of Science in nursing from Chamberlain University in Addison, Illinois, and her Bachelor of Science in nursing from Southern Illinois University Edwardsville.

To schedule an appointment with either Barnes, click here. To schedule an appointment with Harris, click here. You may also call 618-641-5803 to schedule with an HSHS provider. Kim Schneider, HSHS Medical Group patient advocate, is also available to assist with scheduling needs at 844-520-8897.
New specialty providers join HSHS Medical Group

Media Contact

Kelly Barbeau

System Director, Communications & Public Relations