Providers - Gastroenterology Associates of S.W. Florida

Our Providers

Our board-certified and fellowship-trained physicians work side-by-side with Advanced Practitioner Registered Nurses (APRN) and Physician Assistants (PA) to help provide quality and timely care to patients.

We provide leading-edge gastrointestinal health treatment in a safe, minimally-invasive, and compassionate setting.

To view the profile of your physician (MD, DO), physician assistant (PA), or nurse practitioner (ARNP) click on their photo or name below.

Meet Our Physicians

Nick Sharma, M.D.

Brian Feiock, M.D.

Brian Longendyke, D.O.

Zachary W. Garner, D.O.

Meet Our Physician Assistants

To view the profile of your provider, click on their photo or name below.

Michael D. Cook, PA-C

Meet Our Nurse Practitioners

To view the profile of your provider, click on their photo or name below.

Jaine Milligan, APRN

Mercedes Acosta, APRN

Adam Medlin, APRN

Brian Fritz, APRN

What People Are Saying

“My experience was pleasant, staff were friendly and respectful and eased my nerves. All my questions were answered and procedure explained very well.”
– Google.com

Patient
Portal

Our online patient portal is available to securely track many aspects of your healthcare and communicate with our office. Call now to register.

Visit Patient Portal

Our Office
Locations

We offer three locations in the Southwest Florida area for your convenience. Our facilities offer state-of-the-art treatment and services for all patients.

Find a Location Now