Dr. Antonio Wolff is internationally recognized for his work on breast cancer biomarkers, including HER2. As a practicing oncologist and clinical translational researcher, his research has been pivotal to improve the quality of breast cancer biomarker testing in breast cancer, including HER2 and estrogen receptor testing. Among his leadership accomplishments is ensuring that sophisticated laboratory findings are translated into improved clinical care in breast cancer. He is a Fellow of the American Society of Clinical Oncology (ASCO), a Komen Scholar and a Breast Cancer Research Foundation investigator. He has served as associate editor for Journal of Clinical Oncology, and serves on the National Comprehensive Cancer Network (NCCN) Guideline Steering Committee. He is a leader of the Translational Breast Cancer Research Consortium (TBCRC), and one of the principal investigators of the Evolutionary Clinical Trial for Novel Biomarker-Driven Therapies (EVOLVE) in Metastatic Breast Cancer, which was one of the three disease groups recently awarded by ARPA-H to conduct innovative trials using Advanced Analysis for Precision Cancer Therapy (ADAPT). After many years of service as Breast Committee Chair in the ECOG-ACRIN Clinical Trial Network of the National Cancer Institute (NCI), he was elected in 2024 as Co-Chair of the NCI Breast Cancer Steering Committee and appointed to the international steering committee of the Oxford Overview Collaborative, which are positions aimed at advancing clinical trials in breast cancer. At Johns Hopkins, he is an elected member of the Miller Coulson Academy of Clinical Excellence and was honored during the 125th Anniversary Living the Hopkins Mission celebrations of the JHU School of Medicine. Dr. Wolff is highly rated in 7 conditions, according to our data. His top areas of expertise are Breast Cancer, HER-2 Positive Breast Cancer, Triple-Negative Breast Cancer, and Inflammatory Breast Cancer.

Nirmish Singla is an Oncologist in Lutherville, Maryland. Dr. Singla is highly rated in 27 conditions, according to our data. His top areas of expertise are Upper Tract Urothelial Carcinoma (UTUC), Renal Cell Carcinoma (RCC), Urothelial Cancer, Nephrectomy, and Orchiectomy.

Pallavi Kumar is a Hematologist Oncology specialist and an Oncologist in Randallstown, Maryland. Dr. Kumar is highly rated in 21 conditions, according to our data. Her top areas of expertise are Endometrial Cancer, Familial Colorectal Cancer, Colorectal Cancer, and Familial Pancreatic Cancer. Dr. Kumar is currently accepting new patients.

Dr. Mohamad Allaf is Professor of Urology and Oncology, as well as Director of the Department of Urology and the Brady Urological Institute and Urologist-in-Chief of the Johns Hopkins Hospital. Dr. Allaf is a world renowned surgeon-scientist having performed more than 2,000 robotic procedures and published over 250 peer reviewed research papers in the field's best journals. As one of the busiest robotic radical prostatectomy surgeons in the world, he aims to achieve the best outcomes for his patients. Having trained with Dr. Patrick Walsh, Dr. Allaf has used Dr. Walsh's method of radical prostatectomy as the basis for his own anatomic method to this complex operation. Dr. Allaf is also amongst the leaders in kidney cancer surgery, having served on the American Urological Association Guideline Committee for Kidney Cancer. He led a team who performed the rigorous analysis to help inform the most recent guidelines that was funded by the Agency for Healthcare Research and Quality (AHRQ). He is best known for his ability to save the kidney and remove the tumor in patients with kidney tumors. Dr. Allaf runs a research endeavor aiming to decrease the morbidity associated with the treatment of cancer, and he has mentored numerous leaders in academic urology. He is actively involved in fund raising for research and education, and believes in expanding our base of support in order to advance our important mission. Dr. Allaf is highly rated in 17 conditions, according to our data. His top areas of expertise are Renal Cell Carcinoma (RCC), Renal Oncocytoma, Prostate Cancer, Nephrectomy, and Prostatectomy.

Dr. William H. Sharfman is an associate professor of oncology and dermatology at the Johns Hopkins University School of Medicine. His areas of clinical expertise include cutaneous oncology, dermatology and immunotherapy. He helped create the well-established Melanoma Program at the Johns Hopkins Kimmel Cancer Center in 1994. Dr. Sharfman serves as the director of cutaneous oncology and clinical co-director for oncology at the Johns Hopkins Melanoma Program. He earned his M.D. from the University of Toledo College of Medicine. He completed his residency at Cleveland Clinic and performed a fellowship in hematology and oncology at Cleveland Clinic. Dr. Sharfman's research interests include novel therapies for high risk and advanced melanoma patients. Dr. Sharfman is highly rated in 16 conditions, according to our data. His top areas of expertise are Melanoma, Merkel Cell Carcinoma, Eccrine Porocarcinoma, and Familial Pancreatic Cancer.

David Ettinger is an Oncologist in Lutherville, Maryland. Dr. Ettinger is highly rated in 10 conditions, according to our data. His top areas of expertise are Non-Small Cell Lung Cancer (NSCLC), Lung Cancer, Small Cell Lung Cancer (SCLC), and Thymic Epithelial Tumor.

Arvin K. George, MD, is a urologic surgeon specializing in the diagnosis and management of genitourinary cancers, with particular sub-specialization in kidney and prostate cancers. His clinical interests and expertise are in image-guided therapeutics, and minimally-invasive ablative/surgical techniques for prostate and kidney cancer. These include laparoscopic and robotic surgery, in addition to cryoablation, high-intensity focused ultrasound ablation, nanoparticle directed laser ablation, laser interstitial thermal therapy, and bipolar radiofrequency ablation. Dr. George obtained his medical degree from the Royal College of Surgeons in Ireland, followed by a urology residency at the Smith Institute for Urology, Hofstra North Shore-LIJ School of Medicine. He remained to complete his endourology/minimally-invasive and robotic surgery fellowship in New York gaining additional subspecialty expertise in robotic, laparoscopic, and percutaneous surgery. Subsequently, he completed a urologic oncology fellowship at the National Cancer Institute, National Institutes of Health. He then joined the clinical facility at the University of Michigan, Ann Arbor, where he directed the Prostate Cancer Programs from 2019 through 2023. Dr. George participates extensively in the discovery of urologic science and evaluation of urologic care and has co-authored over 80 peer reviewed publications. Additionally, he has authored 11 chapters in medical education books. Dr. George sees patients in clinic throughout the Baltimore region and also is available for virtual appointments for patients in Maryland, Washington D.C., New York and Michigan. Dr. George is highly rated in 10 conditions, according to our data. His top areas of expertise are Prostate Cancer, Renal Cell Carcinoma (RCC), Familial Prostate Cancer, Prostatectomy, and Nephrectomy.

John Fetting is an Oncologist in Lutherville, Maryland. Dr. Fetting is highly rated in 5 conditions, according to our data. His top areas of expertise are Breast Cancer, Angiosarcoma, Paget Disease of the Breast, and Inflammatory Breast Cancer.

Qiwei Gai is a Hematologist Oncology specialist and a Hematologist in Westminster, Maryland. Dr. Gai is highly rated in 73 conditions, according to our data. His top areas of expertise are Childhood Iron Deficiency Anemia, Lung Cancer, Pleuropulmonary Blastoma, Iron Deficiency Anemia, and Bone Marrow Aspiration. Dr. Gai is currently accepting new patients.

Gang Chen is a Hematologist Oncology specialist and a Hematologist in Baltimore, Maryland. Dr. Chen is highly rated in 14 conditions, according to our data. His top areas of expertise are Colorectal Cancer, Myelodysplastic Syndrome (MDS), Familial Colorectal Cancer, Paget Disease of the Breast, and Hepato-Pancreato-Biliary Surgery. Dr. Chen is currently accepting new patients.

Richard Schraeder is a Hematologist Oncology specialist and a Hematologist in Towson, Maryland. Dr. Schraeder is highly rated in 61 conditions, according to our data. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), and Retroperitoneal Liposarcoma. Dr. Schraeder is currently accepting new patients.

Mei Tang is an Oncologist and a Hematologist in Baltimore, Maryland. Dr. Tang is highly rated in 43 conditions, according to our data. Her top areas of expertise are Lung Cancer, Small Cell Lung Cancer (SCLC), Myelodysplastic Syndrome (MDS), and Large-Cell Immunoblastic Lymphoma. Dr. Tang is currently accepting new patients.

Sajjad Haider is a Hematologist Oncology specialist and a Hematologist in Westminster, Maryland. Dr. Haider is highly rated in 36 conditions, according to our data. His top areas of expertise are Paget Disease of the Breast, Breast Cancer, Pleuropulmonary Blastoma, and Lung Cancer. Dr. Haider is currently accepting new patients.

Paul Celano is an Oncologist and a Hematologist in Baltimore, Maryland. Dr. Celano is highly rated in 25 conditions, according to our data. His top areas of expertise are Ovarian Cancer, Testicular Yolk Sac Tumor, Virilizing Ovarian Tumor, and Ovarian Carcinosarcoma.

Sankaravadivu Sivasailam is a Hematologist Oncology specialist and a Hematologist in Towson, Maryland. Dr. Sivasailam is highly rated in 22 conditions, according to our data. Her top areas of expertise are Paget Disease of the Breast, Childhood Iron Deficiency Anemia, Inflammatory Breast Cancer, and Angiosarcoma.

Eric Seifter is a Hematologist Oncology specialist and a Hematologist in Lutherville, Maryland. Dr. Seifter is highly rated in 19 conditions, according to our data. His top areas of expertise are Non-Hodgkin Lymphoma, Chronic B-Cell Leukemia (CBCL), Chronic Lymphocytic Leukemia (CLL), and Richter Syndrome.

Dr. Amanda Nickles Fader is a professor in the Johns Hopkins Hospital Department of Gynecology and Obstetrics and the Sidney Kimmel Cancer Center. She is the former fellowship director and division director of the Johns Hopkins Kelly Gynecologic Oncology Service and currently is Vice Chair of Gynecologic Surgical Operations and the Director of the Center for Rare Gynecologic Cancers. Additionally, she serves as the 2024-2025 President of the Society of Gynecologic Oncology. Dr. Fader received her undergraduate degree with highest distinction in music (violin performance) and pre-medicine from the University of Virginia. She earned her medical degree from the Medical College of Virginia, and completed her residency in obstetrics and gynecology at the Magee-Women’s Hospital of UPMC in Pittsburgh. Dr. Fader then underwent gynecologic oncology fellowship training at the Cleveland Clinic. She has co-authored more than 230 publications in peer-reviewed medical journals and is recognized as an expert in rare gynecologic tumors, clinical trials and quality and safety in surgery. She has a special interest in uterine serous carcinoma and low-grade serous carcinoma of the ovary and currently serves as the PI or co-PI of three international NRG Oncology clinical trials. Dr. Fader serves as a national board examiner in gynecologic oncology for the American Board of Obstetrics and Gynecology and Associate Editor of the Gynecologic Oncology journal is a member of the Rare Tumor and Uterine Corpus Committees of the NRG/Gynecologic Oncology Group. She is also co-founder of the Society of Gynecologic Oncology BRIDGES Program, a two-year longitudinal clinical trials and career development program for early-career oncologists. She has been the recipient of several research grants and awards for her research, including the Society of Gynecologic Oncology Innovations Award, the Best AAGL Paper in Minimally Invasive Gynecologic Oncology Surgery, a Department of Defense Ovarian Cancer Clinical Trials Academy Leadership Award, and National Cancer Institute Cervical SPORE grant. Dr. Fader is consistently recognized for clinical excellence on lists such as Baltimore magazine’s Top Docs and Castle Connolly’s Top Doctors, and is a recipient of the Top 10 Docs, Compassionate Doctors and Patient Choice Awards from Vitals.com. She has particular expertise with the surgical and medical management of uterine (endometrial), ovarian, cervical and vulvar cancers, as well as the treatment of women who are at high risk for developing a gynecologic malignancy. She has a special interest in caring for patients throughout the entire spectrum of their lives: from preventive oncology — minimizing key risk factors that can lead to gynecologic cancers — to survivorship initiatives addressing all aspects of recovery, including emotional well-being, sexual health and clinical follow-up. Dr. Fader is highly rated in 15 conditions, according to our data. Her top areas of expertise are Ovarian Carcinosarcoma, Sertoli-Leydig Cell Tumor, Ovarian Cancer, Bladder Reconstruction, and Hernia Surgery.

Ahmed Ghazi is an associate professor of urology at the Johns Hopkins University School of Medicine. He is the Director of Surgical Simulation Training and the Division of Minimally Invasive and Robotic Surgery within the Johns Hopkins Brady Urological Institute. Dr. Ghazi specializes in urologic surgical oncology using the latest techniques of minimally invasive surgery for prostate, kidney, bladder, ureteral and other genitourinary organ cancers. He also as specializes in minimal invasive treatment of complex stones of the urinary tract. Dr. Ghazi is a pioneer in the field of patient-specific surgical simulation, which has applications for training future surgeons as well as improving outcomes for patients through individualized modeling. When planning for a complex surgery, Dr. Ghazi constructs 3D models of the patient’s anatomy in order to plan and rehearse surgery prior to the actual surgery. These models span from digital renderings to tangible models used to practice the critical components of your surgery. Dr. Ghazi received his medical degree from Cairo University in Egypt in 2000, where he also completed his surgery training and urology residency. From there, Dr. Ghazi completed a laparoscopic fellowship in Paris, France in 2008, followed by a second laparoscopic fellowship in Austria in 2009. While practicing in Europe, Dr. Ghazi was accepted to the European Board of Urology. Dr. Ghazi continued his training at the University of Rochester, New York through a two-year fellowship in the robotic treatment of various urologic cancers. He then joined the staff at the urology department of University of Rochester in 2012 where he continued to practice until joining Johns Hopkins Medicine. Dr. Ghazi believes in a reciprocal relationship between innovation, surgery & research where each informs and strengthens the others. He strives to adopt innovative surgical technologies that are evidence-based, benefit his patients and translate directly to improved patient outcomes. Dr. Ghazi is highly rated in 15 conditions, according to our data. His top areas of expertise are Prostate Cancer, Kidney Stones, Boils, Prostatectomy, and Nephrectomy.

Kenneth Miller is a Hematologist Oncology specialist and a Hematologist in Baltimore, Maryland. Dr. Miller has been practicing medicine for over 44 years is highly rated in 15 conditions, according to our data. His top areas of expertise are ALK-Positive Non-Small Cell Lung Cancer, Small Cell Lung Cancer (SCLC), Lung Adenocarcinoma, and Squamous Cell Lung Carcinoma. Dr. Miller is currently accepting new patients.

Robert Donegan is an Oncologist and a Hematologist in Baltimore, Maryland. Dr. Donegan is highly rated in 14 conditions, according to our data. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Non-Hodgkin Lymphoma, and Angiosarcoma. Dr. Donegan is currently accepting new patients.

Arun Rai, M.D., M.B.A., M.S., is a urologist who specializes in minimally invasive surgery and endourology and has extensive training to treat patients with adrenal cancer, kidney cancer, ureteral cancer and prostate cancer. In addition, he also specializes in treating patients with BPH, kidney stones and bladder stones. Dr. Rai earned both his undergraduate and medical degrees through the highly selective seven-year accelerated medical education program at Boston University School of Medicine. Dr. Rai went on to complete a general surgery internship at Baylor College of Medicine, where he then also completed his urology residency. Dr. Rai continued his training at the Northwell Health’s Smith Institute for Urology by completing a fellowship in Endourology and Minimally Invasive Surgery. During this time, he also received a dual MBA/MS in Healthcare Leadership Weill Cornell Graduate School of Medical Sciences and Cornell University. In addition to caring for patients, Dr. Rai serves as Clinical Director for the Brady Urological Institute's Quantitative Data Sciences division. His research focuses on developing the next generation of surgical technology, focusing on artificial intelligence and machine learning for optimizing clinical care. He strongly believes that surgeons should have an active role in the development of the next generation of tools for the optimal treatment of patients. He has authored several publications, with topics including patient safety in the operating room, long-term outcomes of subcapsular renal hematoma, pelvi-ureteric junction obstruction and featured in journals such as Urology and the Journal of Endourology. Dr. Rai is highly rated in 13 conditions, according to our data. His top areas of expertise are Kidney Stones, Horseshoe Kidney, Boils, Ureteroscopy, and Lithotripsy.

Wilfred Layne is a Hematologist Oncology specialist and a Hematologist in Baltimore, Maryland. Dr. Layne is highly rated in 12 conditions, according to our data. His top areas of expertise are Childhood Iron Deficiency Anemia, Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), and Colorectal Cancer. Dr. Layne is currently accepting new patients.

Dr. Armstrong works primarily in the area of women's malignancies, with a particular emphasis on breast cancer, ovarian cancer and other gynecologic malignancies, and the genetics of breast and ovarian cancer. She directs the medical gynecologic oncology clinical service and oversees therapeutic clinical trials in gynecologic cancers. Dr. Armstrong's clinical focus is on the development of new therapeutic approaches to the treatment of breast cancer and gynecologic malignancies. Particular areas of interest are intraperitoneal therapy in ovarian cancer and targeted biologic therapies. Dr. Armstrong also directs the Kimmel Cancer Center's Breast and Ovarian Cancer Screening Service, a genetic counseling service that focuses on identifying patients at risk for cancer and examination of new strategies for cancer screening and prevention. Dr. Armstrong has lectured locally, nationally and internationally. She is active in the Gynecologic Oncology Group, serving on the Medical Oncology, Developmental Therapeutics and Phase I GOG committees and as chair of several clinical trials through this group. She is a representative of the Southwest Oncology Group to the Gynecologic Cancer Steering Committee of the National Cancer Institute. Dr. Armstrong also serves as a representative of Johns Hopkins to the National Cooperative Cancer Network serving on the ovarian cancer and breast cancer risk reduction panels. She has participated as a member of the Cancer Working Group for the Office of Research on Women's Health for the National Institutes of Health, as a scientific reviewer for the breast and ovarian cancer research programs of the Department of Defense and the National Cancer Institute, as a reviewer for the NCI Special Emphasis Panel for Insight Awards to Stamp Out Breast Cancer and as a member of the NCI SPORE Program parent committee. Dr. Armstrong also is co-principal investigator for the NCI National Clinical Trials Network (NCTN) Lead Academic Participating Site (LAPS) at Johns Hopkins, now the major avenue for adult oncology clinical trials in the country. Recent work includes immune checkpoint inhibitor therapy in endometrial cancers with microsatellite instability and PARP inhibition in ovarian cancer. Dr. Armstrong is highly rated in 10 conditions, according to our data. Her top areas of expertise are Ovarian Carcinosarcoma, Sertoli-Leydig Cell Tumor, Testicular Yolk Sac Tumor, and Ovarian Cancer.

Richard Huslig is a Hematologist Oncology specialist and an Oncologist in Lutherville, Maryland. Dr. Huslig is highly rated in 10 conditions, according to our data. His top areas of expertise are Childhood Iron Deficiency Anemia, Pleuropulmonary Blastoma, Lung Cancer, and Colorectal Cancer. Dr. Huslig is currently accepting new patients.

Dr. Ross C. Donehower is an oncologist in the Baltimore area, caring for patients with gastrointestinal cancers. He was part of the team that developed premedications that allowed paclitaxel — a chemotherapy medication now used to treat several types of cancers — to be safely given to patients. The Virginia and D.K. Ludwig Professor in Clinical Investigation of Cancer, he serves as the director of the Hematology & Medical Oncology Fellowship Program and director of the Division of Medical Oncology at the Johns Hopkins School of Medicine. Dr. Donehower received his undergraduate degree from Hamline University and earned his M.D. from the University of Minnesota. He completed his residency at The Johns Hopkins Hospital. Dr. Donehower joined the Johns Hopkins faculty in 1980. Prior to joining Johns Hopkins, Dr. Donehower was a surgeon with the U.S. Public Health Service and a clinical associate of the medicine branch and clinical pharmacology branch at the National Cancer Institute. His research interests include gastrointestinal cancers, new anticancer drug development and pharmacology. Dr. Donehower serves on the editorial boards of numerous scholarly journals, including the International Journal of Oncology. He has been recognized by the American Society of Clinical Oncology with a 2017 Excellence in Teaching Award. He is a member of several professional organizations, including the American College of Physicians, the American Society of Clinical Oncology and the American Association for Cancer Research. Dr. Donehower is highly rated in 8 conditions, according to our data. His top areas of expertise are Colorectal Cancer, Neuroendocrine Tumor, Familial Colorectal Cancer, Pancreaticoduodenectomy, and Hepato-Pancreato-Biliary Surgery.