At Providence Gastroenterology, we understand the critical role gastrointestinal health plays in your overall well-being. That’s why we offer a full spectrum of gastroenterology services, including general gastrointestinal care and advanced endoscopic procedures.

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Dr. Greer is dedicated to providing a personalized approach that focuses on promoting healthy habits and delivering tailored medical guidance. We are committed to meeting your unique needs with expert, individualized care designed to support your long-term health.

 

Dr. DeVore, one of Metro Detroit’s most respected gastroenterologists, leads our team at Providence Gastroenterology. Hour Detroit magazine consistently recognizes him as a "Top Doctor," and he is a Fellow of the American College of Physicians.

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Dr. DeVore’s expertise in diagnosing and treating a wide range of digestive disorders is unmatched, and he is deeply committed to delivering the highest quality care to his patients. When you choose Providence Gastroenterology, you can be confident that you are in the hands of some of the field's most skilled and dedicated professionals.

Dr. Sorser is a highly experienced gastroenterologist who earned his medical degree from St. George’s University. He completed his residency and fellowship training in gastroenterology and hepatology at Providence Hospital, followed by additional subspecialty fellowship training in therapeutic endoscopy at St. Luke’s Hospital in Milwaukee, Wisconsin.

 

A respected member of the medical community, Dr. Sorser has been recognized as one of Hour Detroit magazine’s annual "Top Docs.

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Rachelle graduated from Michigan State University with her undergraduate degree and went on to attend Western Michigan University for Physician Assistant school. She graduated in 2014 and has since worked in the field of Gastroenterology. After taking a break from medicine to be a stay-at-home mom, Rachelle is excited to be back at work.

 

She enjoys spending time with her family and has a passion for all forms of exercise. Rachelle sees patients on Mondays and Wednesdays in our Novi office on behalf of Dr. Greer and Dr. Sorser. She looks forward to meeting and caring for all of her patients.

Riley completed her undergraduate degree in Dietetics from Central Michigan University. She then attended the University of Toledo Physician Assistant program, graduating in 2022. She is a member of Gastroenterology & Hepatology Advanced Practice Providers (GHAPP).

 

Outside of medicine, she enjoys spending time with her family, trying new recipes, and reading fiction. With a patient-centered approach, Riley is committed to providing compassionate, evidence-based care for a wide range of gastrointestinal disorders. She looks forward to seeing you at our Novi office.

We are excited to welcome Dr. Neam Mahmood to Providence Gastroenterology in August 2025.

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Dr. Mahmood earned her undergraduate degree from the University of Michigan and went on to complete her medical education at Ross University School of Medicine. She completed both her Internal Medicine residency and Gastroenterology fellowship training at Henry Ford Hospital – Providence.

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Dr. Mahmood is dedicated to providing exceptional patient care, always beginning her approach with kindness and compassion. Outside of medicine, she enjoys spending time with her family, reading, and staying active at the gym.