"Shannon C. O'Connor, M.D., is a medical oncologist with Suburban Hospital. She practices out of Maryland Oncology Hematology. Dr. O'Connor has expertise in hematology and medical oncology with a special focus in women's health, including breast cancer and gynecologic cancers. Dr. O'Connor earned her Master's Degree in Physiology at Georgetown University, followed by her medical degree from St. George's University School of Medicine. She completed a residency at Washington Hospital Center, as well as a fellowship in hematology and oncology. Dr. O'Connor is a member of the American Society of Clinical Oncology, the American Society of Hematology, the Montgomery County Medical Society and the American Medical Association. Selected Publications Catlett JP1, Williams SA, O'Connor SC, Krishnan J, Malkovska V. ""Primary lymphoma of bone: an institutional experience."" Leuk Lymphoma. 2008 Nov;49(11):2125-32. doi: 10.1080/10428190802404030.". Dr. O'connor is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Paget Disease of the Breast, Cervical Cancer, Neuroendocrine Carcinoma of the Cervix, and Breast Cancer.

"George A. Sotos, M.D., is the chief of hematology and oncology at Suburban Hospital, as well as a member of Suburban's Cancer Committee and the coordinator of Multidisciplinary Cancer Conferences. Dr. Sotos is a partner of Maryland Oncology & Hematology in Rockville, Maryland. Dr. Sotos has expertise in medical oncology and hematology, as well as chemotherapy. Dr. Sotos earned his Master of Science in Physiology from Georgetown University, followed by his medical degree from the Medical College of Virginia. He completed a residency in internal medicine with University of Texas Southwestern Medical Center, followed by a fellowship in medical oncology with the National Cancer Institute of the National Institutes of Health. Dr. Sotos is a fellow of the American College of Physicians, as well as a member of the Montgomery County Medical Society, the Medical and Chirurgical Faculty of the State of Maryland, and the American Society of Clinical Oncology. He is also a member of the oncology specialty panel for Johns Hopkins Medicine's Formulary Management Committee and previously served as a member of Suburban Hospital's Medical Staff Executive Committee, Provider Quality Committee and Physician Advisory Board. Dr. Sotos has been named a Top Doctor by Washington Consumers' Checkbook and a Super Doctor by the Washington Post magazine. Castle Connolly has also named him a Top Doctor in the Washington, D.C., Baltimore and Washington-Baltimore areas. Dr. Sotos has contributed to numerous publications on medical oncology and hematology topics. Selected Publications Rotello, L, Albrant, D, Nossuli, K, Sotos, G, Samet, C, Rainey, T. ""Impact of a Hospital-Wide Pharmacy Implemented Weight-Based Dosing Protocol for Erythropoietin."" Chest, 124:4 (Suppl):182S (Abstract), 2003. Sotos, George A. ""Ars Brevis."" Journal of Clinical Oncology, 2013; 31:14; 1792-1794; http://jco.ascopubs.org/content/31/14/1792.full.pdf+html". Dr. Sotos is rated as an Advanced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Lung Cancer, Pleuropulmonary Blastoma, Multiple Myeloma, and Endometrial Cancer.

Petek Donmez is a primary care provider, practicing in Internal Medicine in Rockville, Maryland. Dr. Donmez is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, Cirrhosis, and Viral Pharyngitis.

Jing Liu is a Holistic Medicine provider in Rockville, Maryland. Ms. Liu is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Chronic Graft Versus Host Disease (cGvHD), Menopause, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Endoscopy, and Percutaneous Coronary Intervention (PCI). Ms. Liu is currently accepting new patients.

Dr. Abhishek Srinivas received his medical degree from the Johns Hopkins School of Medicine in 2006. He completed his diagnostic radiology residency at the Montefiore Medical Center of the Albert Einstein College of Medicine in New York in 2011. This was followed by a fellowship in Vascular and Interventional Radiology at the Johns Hopkins University School of Medicine in 2012. Prior to joining Johns Hopkins as faculty, Dr. Srinivas established an interventional oncology practice serving much of central New Jersey, and a local hub for patients affiliated with Hahnemann University Hospital’s liver transplant program in Philadelphia. During this time, Dr. Srinivas was also part of the neuroradiology team for the hospital’s stroke center. His primary areas of expertise include interventional oncology (liver, kidney and bone cancers), vascular disease (deep vein thrombosis, pulmonary embolism, aneurysm treatment), uterine fibroid embolization, spine interventions, and advanced biliary interventions. Other interests include novel device evaluation and development. Videos Abhishek Srinivas, M.D. Selected Publications Chang SW, Srinivas A, Murphy KP. Chapter 5: Endovascular Management of a Patient After SAH. Bhardwaj A, Alkayed NJ, Kirsch JR, et al. Acute Stroke: Bench to Bedside. Chapter 5, 53 – 61. New York: Marcel Dekker. Copyright 2007, informa Healthcare USA inc. Farinhas, J, Srinivas A, Gulko E, Bello J. Chapter 4: Imaging of the Spine and Spinal Cord. Kirshblum S, Campagnolo D, DeLisa JA, Spinal Cord Medicine 2nd Edition. Lippincott, Williams, & Wilkins (Copyright 2011) Gailloud P, Srinivas A, Chang SW, Murphy KP. Morgan RH. Percutaneous Vertebroplasty in a Sitting Patient. Journal of Vascular and Interventional Radiology. 2005 Nov; 16(11):1558-9 Mahadevia AA, Weiland D, Kvamme P, Murphy KP, Srinivas A, Wyse G. Polymethylmethacrylate contact dermatitis after vertebroplasty. Journal of Vascular and Interventional Radiology 2007 Apr;18(4):585 Srinivas A, Chang SW, Gailloud P. Chapter 33: Diagnosis and Treatment of Cerebral Arteriovenous Malformations. Bhardwaj A, Alkayed NJ, Kirsch JR, et al. Acute Stroke: Bench to Bedside. Chapter 33, 397 – 404. New York: Marcel Dekker. Copyright 2007, informa Healthcare USA inc. Dr. Srinivas is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Bile Duct Obstruction, Ascites, Jaundice, Liver Embolization, and Bone Graft.

Dr. Brian G. Johnson is the chief of interventional radiology at Sibley Memorial Hospital. Dr. Johnson practices out of Sibley Memorial Hospital in Washington, D.C., Suburban Hospital in Bethesda, MD and the Johns Hopkins Hospital in Baltimore, MD. Dr. Johnson graduated summa cum laude from University of Minnesota prior to earning his medical degree from Johns Hopkins University School of Medicine. He completed a residency in physical medicine and rehabilitation at Sinai Hospital of Baltimore, as well as a residency in diagnostic radiology at the University of Maryland Medical Center. Dr. Johnson also completed an interventional radiology fellowship at Johns Hopkins University. Dr. Johnson has been repeatedly named a Top Doctor by Washingtonian Magazine, as well as a Top MD by Consumers' Checkbook Magazine. He is a member of the American College of Radiology and the Society of Interventional Radiology. Videos Brian Johnson, M.D.Interventional Radiology Selected Publications Neuromodulatory effect of the atrial natriuretic factor clearance receptor binding peptide, cANF(4-23)-NH2 in the rabbit isolated vas deferentia, Johnson BG, Trachte GJ, Drewett JG, J Pharm & Exp Ther - 1/1/1991 Percutaneous Management of Renal and Renal-Pancreas Transplant Recipients Using CT Fluoroscopy: A Two Year Experience. Krebs TL, Johnson BG, Daly BD, Wong-You-Chong JJ, Bartlett ST, Radiological Society of North America Meeting, Chicago, IL - 1/29/1998 The hexagonal cell nitinol intravascular stent: a comparison of the effects of varying the stent wire gauge on the aorta and inferior vena cava in the swine animal model. Kuo J, Johnson BG, Venbrux AC, Olson JL, Samphilipo MA, Magee CA, Kobelja MA, Anderson JH, Osterman FA, American Roentgen Ray Society Annual Meeting, New Orleans, LA - 1/24/1994 The role of anticoagulation in the setting of a tethered vena cava filter in the swine animal model. Johnson BG, Reichle RL, Venbrux AC, Samphilipo MA, Magee CA, Anderson JH, Osterman FA, Society for Cardiovascular and Interventional Radiology Annual Meeting, Fort Lauderdale, FL - 1/1/1995. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Bile Duct Obstruction, Vertebroplasty, and Bone Graft.

Nicholas Farrell is a Hematologist Oncology provider in Bethesda, Maryland. Dr. Farrell is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Lung Cancer, Childhood Iron Deficiency Anemia, Pleuropulmonary Blastoma, and Iron Deficiency Anemia.

Dr. Frederick P. Smith is a medical oncologist specializing in breast cancer at Sibley Memorial Hospital and an instructor at Johns Hopkins School of Medicine and Georgetown University School of Medicine. He has a private practice in Washington, D.C. He is affiliated with Sibley Memorial Hospital and Suburban Hospital. Dr. Smith earned his medical degree from Saint Louis University School of Medicine. He completed a residency in internal medicine at Georgetown University Hospital, followed by a fellowship in oncology. Dr. Smith was named a 2012 Top Doctor in the Washington, D.C., Baltimore and Washington-Baltimore areas by Castle Connolly, as well as a Top MD by Consumers’ Checkbook Magazine. Prior to joining Johns Hopkins, Dr. Smith was the director of extramural oncology research at Georgetown University. In this position, he contributed over 50 articles to peer-reviewed medical journals. Dr. Smith is an integral advocate in the community for promoting access to clinical research. He has also contributed to clinical trials. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Ovarian Carcinosarcoma, and Virilizing Ovarian Tumor.

Dr. Michael Pishvaian is the director of Gastrointestinal, Developmental Therapeutics and Clinical Research Programs for the Johns Hopkins Kimmel Cancer Center in the Greater Washington Area and an associate professor at the School of Medicine. Dr. Pishvaian is a fellowship-trained gastrointestinal oncologist specializing in pancreatic and refractory colorectal cancers. He is committed to precision medicine and provides his patients with the most appropriate and advanced level of care. He conducts all phases of clinical trials for all GI cancers and enrolls qualifying patients. Click here to learn more about oncology clinical trials the Greater Washington Area. Dr. Pishvaian is rated as an Advanced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Pancreatic Cancer, Colorectal Cancer, Familial Pancreatic Cancer, Pancreaticoduodenectomy, and Pancreatectomy.

Valerie Lee, M.D., is a medical oncologist with the Johns Hopkins Sidney Kimmel Cancer Center at Sibley Memorial Hospital, as well as an instructor of medical oncology at Johns Hopkins University School of Medicine. Dr. Lee has an expertise in management of gastrointestinal malignancies, including gastric, colon and pancreatobiliary cancers. Dr. Lee earned her medical degree from the Columbia University College of Physicians and Surgeons. She completed a residency in internal medicine at New York Presbyterian Hospital, followed by a fellowship in medical oncology at the Johns Hopkins University School of Medicine. Dr. Lee is currently earning her Certificate in Science of Clinical Investigation at Johns Hopkins Bloomberg School of Public Health. Dr. Lee is a member of the American Society of Clinical Oncology. Dr. Lee manages multiple early phase trials and her work has been published in peer-reviewed journals. Her research interests include clinical trials for patients with gastrointestinal malignancies, and combining traditional chemotherapies with immunotherapy to improve survival and quality of life for patients. She has received a Cancer Center Training grant for research on molecular targets for cancer detection and treatment and has spoken at numerous conferences on updates in gastrointestinal malignancies. Dr. Lee is rated as an Advanced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Pancreaticoduodenectomy.

John Marshall is a Hematologist Oncology specialist and a Hematologist in Washington, Washington, D.c.. Dr. Marshall is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Hepatectomy, and Pancreatectomy.

Andrew Akman, MD, MBA a native of Washington, DC, currently practices at Suburban Hospital, Sibley Hospital, and Johns Hopkins Hospital. Dr. Akman performs a variety of minimally invasive procedures. He has specific interest in complex IVC filter removals, interventional oncology, pulmonary embolism, and prostate artery embolization. Dr. Akman is an expert in complex IVC filter retrieval and IVC filter related complications. In addition to standard IVC filter retrievals, he removes devices that are severely tilted, embedded, or fractured, as well as those designated as permanent devices. He serves as an adviser to other physicians on complex techniques including laser sheath and forceps assisted retrieval. Within interventional oncology, Dr. Akman performs thermal ablation of lung, liver, and kidney tumors. He performs chemoembolization and radioembolization (Yttrium-90) on primary liver cancer and metastatic liver disease. Dr. Akman also performs prostate artery embolization, an emerging minimally invasive technique for treating urinary symptoms associated with prostate enlargement. Dr. Akman prides himself on building strong relationships with his patients and practicing patient-centered medicine. Videos Andrew Akman, M.D., Interventional Radiologist Recent News Articles and Media Coverage Honoring a Life By Helping Others, Johns Hopkins Medicine, (July 20, 2022). Dr. Akman is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Ascites, Ureterocele, Familial Pancreatic Cancer, Gastrostomy, and Liver Embolization.

Victoria J. Croog, M.D., Department of Radiation Oncology at the Johns Hopkins Kimmel Cancer Center at Sibley Memorial Hospital, as well as a clinical associate in the Department of Radiation Oncology at The Johns Hopkins Hospital. Dr. Croog has expertise in breast cancer, gastrointestinal cancer, gynecologic cancer, brain cancer and tumors of the central nervous system. Dr. Croog earned her medical degree from Harvard Medical School. She completed an internship and a residency in radiation oncology at Memorial Sloan-Kettering Cancer Center. Dr. Croog is involved with several committees at Sibley Memorial Hospital, including the Medical Executive Committee, the IRB/Research Review Committee, the Cancer Committee and the Radiation Safety Committee. She is also a member of the American Society of Clinical Oncology and the American Society of Radiation Oncology. Dr. Croog has been repeatedly named a Top Doctor by Washingtonian Magazine. Dr. Croog has been published in numerous peer-reviewed journals and has presented research at various conferences, such as the American Society of Clinical Oncology’s annual meeting. Make A Gift LinkedIn https://www.linkedin.com/in/victoria-croog-88a31759. Dr. Croog is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Gliosarcoma, Astrocytoma, Posterior Fossa Tumor, and Endometrial Cancer.

Cierra Chambers is a Nurse Practitioner in Bethesda, Maryland. Ms. Chambers is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Ampullary Cancer and Gastroesophageal Junction Cancer.

Zuzana Lacca is a Nurse Practitioner in Bethesda, Maryland. Ms. Lacca is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Protein Deficiency and Ampullary Cancer.

John Downs is an Oncologist and a Hematologist in Olney, Maryland. Dr. Downs is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Large-Cell Immunoblastic Lymphoma, Multiple Myeloma, Lung Cancer, and Pleuropulmonary Blastoma. Dr. Downs is currently accepting new patients.

Halim Charbel is a Gastroenterologist in Germantown, Maryland. Dr. Charbel is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Menetrier Disease, Chronic Erosive Gastritis, Swallowing Difficulty, Gastrectomy, and Endoscopy.

James Bulen is a Hospital Medicine provider in Washington, Washington, D.c.. Dr. Bulen is rated as an Experienced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Saddle Pulmonary Embolism, Liver Failure, Febrile Neutropenia, Hip Replacement, and Colonoscopy.

Marcus Noel is an Oncologist and a Hospital Medicine provider in Washington, Washington, D.c.. Dr. Noel has been practicing medicine for over 18 years and is rated as an Advanced provider by MediFind in the treatment of Ampullary Cancer. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Cholangiocarcinoma (Bile Duct Cancer), Neuroendocrine Tumor, and Tissue Biopsy.

Carol Tweed is an Oncologist and a Hematologist in Silver Spring, Maryland. Dr. Tweed is rated as an Advanced provider by MediFind in the treatment of Ampullary Cancer. Her top areas of expertise are Breast Cancer, Inflammatory Breast Cancer, Paget Disease of the Breast, and HER2 Negative Breast Cancer. Dr. Tweed is currently accepting new patients.