Dr. Christopher Hart is a nationally recognized surgeon and one of Atlanta’s leading experts in weight loss and general surgery. He serves as Chief of Staff at Emory Johns Creek Hospital and Medical Director of the Atlanta Bariatric Center. With over 25 years of experience, Dr. Hart is known for his surgical expertise, innovative techniques, and compassionate approach to patient care.An Atlanta native, Dr. Hart graduated from Vanderbilt University, earned his medical degree at the University of Alabama–Birmingham, and completed his surgical residency at the Mayo Clinic, where he served as Chief Resident. Before founding Johns Creek Surgery/Atlanta Bariatrics, he was an Assistant Professor of Surgery at Emory University and a founding member of Emory’s bariatric surgery program.Dr. Hart has been named one of America’s Top Surgeons and Atlanta’s Top Doctors. He is Board Certified by the American Board of Surgery, a Fellow of the American College of Surgeons, and a recognized Center of Excellence surgeon by the American Society of Metabolic and Bariatric Surgery. He also trains and mentors other surgeons in advanced weight loss techniques.In addition to weight loss surgery, Dr. Hart specializes in hernia repair, gallbladder removal, reflux surgery, and other minimally invasive procedures. Patients value not only his experience but also his dedication to helping them achieve lasting health and a better quality of life. . His top areas of expertise are Hernia, Gallstones, Gallbladder Disease, Sleeve Gastrectomy, and Gallbladder Removal.

Jorge Leguizamo is an Oncologist in Lawrenceville, Georgia. Dr. Leguizamo has been practicing medicine for over 31 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Atypical Hemolytic Uremic Syndrome (aHUS), Acquired Agranulocytosis, Thrombocytopenia, and Non-Hodgkin Lymphoma.

Sami Ali, M.D., practiced hematology and medical oncology for 8 years at The Oncology Institute in Los Angeles prior to joining Piedmont and was a clinical trials leader for that institute. He earned his medical degree from American University of the Caribbean and is board-certified in Hematology and Oncology. He was also a Chief Resident at New York Presbyterian Brooklyn Methodist Hospital, where he also completed his fellowship. Dr. Sami Ali has expertise in the multidisciplinary care of patients with lung cancer, colorectal cancer, and hematologic disorders, among other conditions.Dr. Ali is accepting new patients and welcomes most major insurance plans. Dr. Ali is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, Thrombocytopenia, and Colorectal Cancer.

Zack Martin is a Gastroenterologist in Lawrenceville, Georgia. Dr. Martin is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Esophagitis, Barrett Esophagus, Familial Adenomatous Polyposis, and Gardner Syndrome.

Haris Hatic is a Hematologist Oncology specialist and a Hematologist in Lawrenceville, Georgia. Dr. Hatic has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Febrile Neutropenia, Childhood Iron Deficiency Anemia, Thrombocytopenia, Pancreaticoduodenectomy, and Bone Marrow Transplant. Dr. Hatic is currently accepting new patients.

Dave Gupta is a Hematologist Oncology specialist and a Hospital Medicine provider in Lawrenceville, Georgia. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Febrile Neutropenia, Thrombocytopenia, Anemia, and Childhood Iron Deficiency Anemia. Dr. Gupta is currently accepting new patients.

Alexander Saker is a Hematologist Oncology provider in Lawrenceville, Georgia. Dr. Saker is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Monoclonal Gammopathy of Undetermined Significance (MGUS), Lung Cancer, Pleuropulmonary Blastoma, and Thrombocytopenia. Dr. Saker is currently accepting new patients.

Satvir Singh is a Hematologist and an Oncologist in Snellville, Georgia. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Drug-Induced Thrombocytopenia, Thrombocytopenia, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Singh is currently accepting new patients.

Arelis Robinson is a Hematologist and an Oncologist in Snellville, Georgia. Dr. Robinson is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Breast Cancer, Intraductal Papilloma, Paget Disease of the Breast, and Thrombocytopenia. Dr. Robinson is currently accepting new patients.

Debra Miller is an Oncologist in Snellville, Georgia. Dr. Miller is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Paget Disease of the Breast, Breast Cancer, Childhood Iron Deficiency Anemia, and Lung Cancer. Dr. Miller is currently accepting new patients.

Vishal Ranpura is a Hematologist and an Oncologist in Snellville, Georgia. Dr. Ranpura is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Febrile Neutropenia, Thrombocytopenia, Anemia, Agranulocytosis, and Orchiectomy. Dr. Ranpura is currently accepting new patients.

Ramandeep Bambrah is an Oncologist in Snellville, Georgia. Dr. Bambrah is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Pleuropulmonary Blastoma, Thrombocytopenia, Childhood Iron Deficiency Anemia, and Iron Deficiency Anemia. Dr. Bambrah is currently accepting new patients.

Aldemar Montero is a Hematologist and an Oncologist in Snellville, Georgia. Dr. Montero is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Lung Cancer, Colorectal Cancer, Familial Colorectal Cancer, and Pleuropulmonary Blastoma. Dr. Montero is currently accepting new patients.

Kyoung Lee is a primary care provider, practicing in Family Medicine in Suwanee, Georgia. Dr. Lee has been practicing medicine for over 21 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Xanthoma, Familial Combined Hyperlipidemia, Cirrhosis, and High Cholesterol.

Ahmad Al is an Oncologist in Johns Creek, Georgia. Dr. Al has been practicing medicine for over 27 years and is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Familial Colorectal Cancer, and Gastrointestinal Stromal Tumor.

Noreen Khan is an Oncologist in Johns Creek, Georgia. Dr. Khan has been practicing medicine for over 22 years and is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Breast Cancer, and Thrombocytopenia.

Kevin Nguyen is a General Surgeon in Johns Creek, Georgia. Dr. Nguyen has been practicing medicine for over 23 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Pyogenic Liver Abscess, Cholangiocarcinoma (Bile Duct Cancer), Familial Pancreatic Cancer, Hepatectomy, and Pancreatectomy.

Ajay Tadepalli is an Oncologist in Johns Creek, Georgia. Dr. Tadepalli has been practicing medicine for over 21 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are ALK-Positive Non-Small Cell Lung Cancer, Small Cell Lung Cancer (SCLC), Lung Adenocarcinoma, Squamous Cell Lung Carcinoma, and Bone Marrow Aspiration.

Meenakshi Thirunavu is an Oncologist in Johns Creek, Georgia. Dr. Thirunavu has been practicing medicine for over 29 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. Her top areas of expertise are Inflammatory Breast Cancer, Venous Thromboembolism (VTE), Thrombocytopenia, and Hemangioma Thrombocytopenia Syndrome.

Venkata Pokuri is a Hematologist Oncology specialist and a Hematologist in Duluth, Georgia. Dr. Pokuri is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Stromal Tumor. His top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Breast Cancer, and Angiosarcoma. Dr. Pokuri is currently accepting new patients.