Overview
Brian O'connor is an Oncologist and a Hematologist Oncology provider in Frederick, Maryland. Dr. O'connor is rated as an Experienced provider by MediFind in the treatment of Renal Oncocytoma. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Lung Cancer, and Pleuropulmonary Blastoma.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
Locations
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
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 rated as an Elite provider by MediFind in the treatment of Renal Oncocytoma. His top areas of expertise are Renal Cell Carcinoma (RCC), Renal Oncocytoma, Prostate Cancer, Nephrectomy, and Prostatectomy.
Inova Health Care Services
Eun-mi Yu is an Oncologist and a Hematologist in Fairfax, Virginia. Dr. Yu has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Renal Oncocytoma. Her top areas of expertise are Renal Cell Carcinoma (RCC), Familial Wilms Tumor 2, Prostate Cancer, and Non-Small Cell Lung Cancer (NSCLC). Dr. Yu is currently accepting new patients.
Johns Hopkins Outpatient Center
Dr. Christian Pavlovich is Bernard L. Schwartz Distinguished Professor in Urologic Oncology at the Johns Hopkins University School of Medicine and Director of the Prostate Cancer Active Surveillance Program at the Brady Urological Institute. Dr. Pavlovich treats cancer with an emphasis on minimizing morbidity and maximizing quality of life while offering patients the latest treatment options and techniques. His clinical focus is on prostate and kidney cancer, and on clinical trials regarding detection, surveillance, and immunotherapy. With more than 20 years of experience with minimally-invasive surgery for the treatment of urologic cancers, he is expert in robotic surgery and was named one of the top prostate cancer surgeons in the United States by Newsweek in 2024. In addition, he offers patients modern diagnostic biopsy techniques, and for prostate cancer patients active surveillance and ablative options including cryotherapy and TULSA. Dr. Pavlovich grew up in Washington DC, went to Harvard University, and then earned his medical degree at the University of California, San Francisco (UCSF) School of Medicine. He then completed a urology residency at New York Hospital-Cornell Medical Center and a National Cancer Institute SUO fellowship in urologic oncology before joining the Hopkins faculty in 2001. Dr. Pavlovich has published over 150 peer-reviewed articles, is Associate Editor of The Prostate and is on the Editorial Board of the British Journal of Urology International. He was the inaugural Director of the Brady Urological Institute’s SUO Urologic Oncology Fellowship (2014 -2024) and is the recipient of three “best teaching/research mentor” awards from the Urology residents at Johns Hopkins. Dr. Pavlovich speaks English, French, Spanish, German, and Serbo-Croatian. He enjoys spending time with his wife and children, following their pursuits, and skiing, diving, running, wildlife, and the great outdoors. Dr. Pavlovich is rated as a Distinguished provider by MediFind in the treatment of Renal Oncocytoma. His top areas of expertise are Prostate Cancer, Familial Prostate Cancer, Renal Cell Carcinoma (RCC), Prostatectomy, and Nephrectomy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Colorectal CancerDr. O'connor isDistinguished. Learn about Colorectal Cancer.
- Familial Colorectal CancerDr. O'connor isDistinguished. Learn about Familial Colorectal Cancer.
- Lung CancerDr. O'connor isDistinguished. Learn about Lung Cancer.
- Advanced
- Acute Mountain SicknessDr. O'connor isAdvanced. Learn about Acute Mountain Sickness.
- Breast CancerDr. O'connor isAdvanced. Learn about Breast Cancer.
- DehydrationDr. O'connor isAdvanced. Learn about Dehydration.
- Essential ThrombocythemiaDr. O'connor isAdvanced. Learn about Essential Thrombocythemia.
- Familial Prostate CancerDr. O'connor isAdvanced. Learn about Familial Prostate Cancer.
- Lynch SyndromeDr. O'connor isAdvanced. Learn about Lynch Syndrome.
- Experienced
- Acinic Cell Carcinoma of Salivary GlandsDr. O'connor isExperienced. Learn about Acinic Cell Carcinoma of Salivary Glands.
- Acute Myeloblastic Leukemia with MaturationDr. O'connor isExperienced. Learn about Acute Myeloblastic Leukemia with Maturation.
- Acute Myeloblastic Leukemia without Maturation
- Acute Myeloid Leukemia (AML)Dr. O'connor isExperienced. Learn about Acute Myeloid Leukemia (AML).
- Adult Immune ThrombocytopeniaDr. O'connor isExperienced. Learn about Adult Immune Thrombocytopenia.
- Adult Soft Tissue SarcomaDr. O'connor isExperienced. Learn about Adult Soft Tissue Sarcoma.

