Sahir Shroff is a Surgical Oncologist and a General Surgeon in Marietta, Georgia. Dr. Shroff is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Melanoma, Familial Colorectal Cancer, Familial Pancreatic Cancer, Pancreatectomy, and Small Bowel Resection. Dr. Shroff is currently accepting new patients.

Leonel Kahn, MD is a board-certified radiation oncologist with Peachtree Radiation Oncology Services. He joined the group in 2018 and practices at Piedmont Kennesaw, Piedmont Atlanta Hospital, and Piedmont West. He practices general radiation oncology and has extensive experience with modern radiation oncology techniques (intensity modulated radiation therapy, image guided radiation therapy, and stereotactic body radiotherapy). He has a special interest in gastrointestinal, breast, and central nervous system malignancies. He has additional training in stereotactic radiosurgery (Gamma Knife and linear accelerator-based radiosurgery) for malignant and benign conditions.Dr. Kahn is an enthusiastic and committed physician. His skill sets are particularly suited to bridge the gap between the systematic processes of treatment planning and delivery versus the warmhearted nature of caring for cancer patients. He is a critical thinker and enjoys the process of assimilating scientific evidence with patient-specific factors to determine the best treatment decision. His experience has refined his ability to make decisive choices in the face of complex cancer care. He also establishes deep bonds with his patients, grounded in compassion and empathy. He thrives on the demanding nature of the profession in terms of learning and updating his knowledge base as the field constantly evolves. Importantly, radiation oncology is a field in which he feels endlessly honored and humbled to work.In addition to his clinical responsibilities, he is a voting member of the Piedmont Healthcare Institutional Review Board. He also has comprehensive training in clinical trial enrollment to national cooperative group protocols. He enjoys discussing potential clinical trials with patients, if it is in line with their wishes.He attended Tulane University in New Orleans, Louisiana, where he received a Bachelor of Science in Neuroscience (Summa Cum Laude). He then earned his medical degree from Oregon Health and Science University in Portland, Oregon. For his graduate medical education, he performed an internship at Legacy Health System in Portland, Oregon and completed a radiation oncology residency at the University of California, Davis Comprehensive Cancer Center in Sacramento, California. He served as chief radiation oncology resident during his final year. Dr. Kahn was born in Louisiana, but raised in Eugene, Oregon. Walking his corgi dog and cooking are the two ways he spends most of his weekends. He is also very happily married. Dr. Kahn is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Anal Cancer, Posterior Fossa Tumor, Primitive Neuroectodermal Tumor (PNET), and Pleuropulmonary Blastoma.

Mark Knautz is a Dermatologist in Marietta, Georgia. Dr. Knautz is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Neurocutaneous Melanosis, Seborrheic Keratosis, Warts, and Giant Congenital Melanocytic Nevus. Dr. Knautz is currently accepting new patients.

Diamondis Papadopoulos is a Dermatologist in Hiram, Georgia. Dr. Papadopoulos has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Liver Spots, Universal Acquired Melanosis, Seborrheic Keratosis, and Warts.

Olusola Obayomi-Davies is a Radiation Oncologist in Kennesaw, Georgia. Dr. Obayomi-Davies is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Posterior Fossa Tumor, Lung Cancer, Astrocytoma, and Pleuropulmonary Blastoma. Dr. Obayomi-Davies is currently accepting new patients.

William Grubb is a Radiation Oncologist in Kennesaw, Georgia. Dr. Grubb is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Pleuropulmonary Blastoma, ALK-Positive Non-Small Cell Lung Cancer, Squamous Cell Lung Carcinoma, and Lung Adenocarcinoma. Dr. Grubb is currently accepting new patients.

Dean Kirkel is a Hematologist Oncology specialist and a Hematologist in Woodstock, Georgia. Dr. Kirkel is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Thrombocytopenia, Childhood Iron Deficiency Anemia, Fanconi Anemia, and Paget Disease of the Breast. Dr. Kirkel is currently accepting new patients.

Gena Volas is a Hematologist and an Oncologist in Marietta, Georgia. Dr. Volas is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. Her top areas of expertise are Breast Cancer, Paget Disease of the Breast, Astrocytoma, and Gliosarcoma. Dr. Volas is currently accepting new patients.

Louis Garrot is a Hematologist and an Oncologist in Marietta, Georgia. Dr. Garrot is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Lymphofollicular Hyperplasia, Familial Prostate Cancer, and Familial Pancreatic Cancer. Dr. Garrot is currently accepting new patients.

Fang Liu is a Hematologist Oncology specialist and a Hematologist in Holly Springs, Georgia. Dr. Liu has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. Her top areas of expertise are Breast Cancer, Non-Small Cell Lung Cancer (NSCLC), ALK-Positive Non-Small Cell Lung Cancer, and EGFR Positive Lung Cancer. Dr. Liu is currently accepting new patients.

Abha Soni is a Laboratory Medicine provider in Smyrna, Georgia. Dr. Soni is rated as an Experienced provider by MediFind in the treatment of Merkel Cell Carcinoma. Her top areas of expertise are Basal Cell Skin Cancer, Actinic Keratosis, Squamous Cell Skin Carcinoma, and Melanoma.