Skip to main content Skip to footer Gwinnett Clinic always welcomes new adult and adolescent patients at our 17 convenient metro Atlanta clinic locations. Home » Locations » Peachtree Corners 678-884-0155 About Patient Info Pay My Bill Appointments Services Locations Physicians Contact Careers Peachtree Corners New adult and adolescent patients are always welcome. Address 5595 Peachtree Parkway (Highway 141) Norcross, GA 30092 Directions Appointments Contact (770) 242-8001 – Main (833) 973-6416 – Fax Hours Monday: 9:00 am – 1:00 pm Tuesday: 9:00 am – 6:00 pm Wednesday: 9:00 am – 6:00 pm Thursday: 9:00 am – 6:00 pm Friday: 9:00 am – 1:00 pm Closed for lunch: 1:00 – 2:00 pm. Physician(s) At This Location Gabriel Nguena, MD Primary Care Anup Patel, DO Primary Care Nurse Practitioner(s) At This Location Marissa MacDonald, DNP, FNP-C Primary Care Primary Care Family Medicine & Internal Medicine Medicare & Senior Care Specialty Care Asthma, Allergy & Immunology Patterson Neurology & Sleep Disorders Lawrenceville / Main Orthopedic Surgery Lawrenceville / Main Great Experience. Dr Patel was very knowledgeable and answered all the questions I had. He was very friendly and patient and didn’t seem phased at all by my myriad of questions. He took the time to address all of my concerns and I had a lot! Would highly recommend. – Google I have been a patient with this clinic for 20 years, and NEVER a bad moment or visit. It has always been a pleasure to go there. I have the option to change doctor but I refuse cause my doctors at this clinic are super unique and special. There is no other place like this. – Google Highly Recommend. Dr. Gabriel Nguena is an outstanding physician, smart, educated and very kind and attentive. He always listens to me and never rushes me. – Google Great Experience. Dr Patel was very knowledgeable and answered all the questions I had. He was very friendly and patient and didn’t seem phased at all by my myriad of qu