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General Surgery and Surgical Oncology

Johns Hopkins surgeons and surgical oncologists are highly-skilled generalists, each with versatility and special interests in many of the latest surgical techniques and treatments.  Our general surgery division covers many conditions and treatments, including cancer:

Johns Hopkins Surgical Oncologists Get Personal

The surgical oncology team at Johns Hopkins gets personal as they speak about their role in treating their patients and what the Promise of Medicine means to them.

Bariatric Surgery

Experts at the Johns Hopkins Center for Bariatric Surgery specialize in gastric bypass surgery or weight loss surgery and provide a multi-specialty approach to caring for our patients.

Meet our surgeons

Photo of Dr. Anne Osnat Lidor, M.D., M.P.H.

Lidor, Anne Osnat, M.D., M.P.H.

Associate Professor of Surgery
Director, Upper Gastrointestinal Surgery Center
Director, Minimally Invasive Surgery Fellowship Program
Surgery Clerkship and Curriculum Surgical Director
 
Photo of Dr. Thomas Herbert Magnuson, M.D.

Magnuson, Thomas Herbert, M.D.

Associate Professor of Surgery
Chair, Department of Surgery at Johns Hopkins Bayview Medical Center
 
Photo of Dr. Hien Tan Nguyen, M.D.

Nguyen, Hien Tan, M.D.

Assistant Professor of Surgery
Assistant Professor of Biomedical Engineering
Director, Comprehensive Hernia Center
 
Photo of Dr. Michael Allen Schweitzer, M.D.

Schweitzer, Michael Allen, M.D.

Associate Professor of Surgery
Director, Johns Hopkins Center for Bariatric Surgery
Director, Minimally-Invasive Surgery at Johns Hopkins Bayview Medical Center
 
Photo of Dr. Kimberley Eden Steele, M.D.

Steele, Kimberley Eden, M.D.

Associate Professor of Surgery
Assistant Director of Surgical Clerkship - Johns Hopkins Bayview Medical Center
 

Breast Cancer Surgery

Our breast surgical oncologists have made treating breast cancer their focus.  Working as part of the Johns Hopkins Breast Center, our surgeons have a critical role in providing the best, first line of treatment for breast cancer.

Meet our surgeons

Photo of Dr. Melissa Suzanne Camp, M.D., M.P.H.

Camp, Melissa Suzanne, M.D., M.P.H.

Assistant Professor of Surgery
Assistant Professor of Oncology
 
Photo of Dr. David Michael Euhus, M.D.

Euhus, David Michael, M.D.

Professor of Surgery
Professor of Oncology
Director, Breast Surgery
 
Photo of Dr. Mehran Habibi, M.D.

Habibi, Mehran, M.D.

Assistant Professor of Surgery
Medical Director, Johns Hopkins Breast Center on the Johns Hopkins Bayview campus
 
Photo of Dr. Lisa Kay Jacobs, M.D.

Jacobs, Lisa Kay, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
 
Photo of Dr. Julie Robin Lange, M.D.

Lange, Julie Robin, M.D.

Associate Professor of Surgery
Associate Professor of Dermatology
Associate Professor of Oncology
Co-Director of the Melanoma Program
 

Gastric Cancer Surgery

Our Gastric Cancer Center combines evidence-based approaches, research, and compassionate patient-centered care to patients with gastric (stomach) cancer.

Meet our surgeons

Photo of Dr. Nita Ahuja, M.D.

Ahuja, Nita, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
Associate Professor of Urology
Director of Sarcoma and Peritoneal Surface Malignancy Program
Chief, Mixed Tumor Services
 
Photo of Dr. Mark Douglas Duncan, M.D.

Duncan, Mark Douglas, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
Regional Directory, Department of Surgery
Chief, Surgical Oncology - Johns Hopkins Bayview Medical Center
 

Hernia Surgery

At the Comprehensive Hernia Center, our multidisciplinary team of hernia specialists offer individualized care for a wide range of hernia situations.

Meet our surgeons

Photo of Dr. Albert Chi, M.D., M.S.E.

Chi, Albert, M.D., M.S.E.

Assistant Professor of Surgery
Medical Director, Targeted Muscle Reinnervation Program
Medical Director, Physician Assistant Surgical Residency Program
 
Photo of Dr. Frederic E Eckhauser, M.D.

Eckhauser, Frederic E, M.D.

Professor of Surgery
Interim Chief, Ravitch Division of Colorectal and GI Surgery
Department of Surgery Liaison for Johns Hopkins International Surgery Services
Surgical Champion, Clinical Excellence Documentation Program
Member, Special Credentials Committee, JHUSOM
 
Photo of Dr. David Thomas Efron, M.D.

Efron, David Thomas, M.D.

Associate Professor of Surgery
Associate Professor of Anesthesiology and Critical Care Medicine
Joint Appointment in Emergency Medicine
Chief, Acute Care Surgery
Medical Director, Parenteral and Enteral Nutrition Support Services, The Johns Hopkins Hospital
 
Photo of Dr. John Harmon, M.D.

Harmon, John, M.D.

Professor of Surgery
Director, Surgical Research
 
Photo of Dr. Kenzo Hirose, M.D.

Hirose, Kenzo, M.D.

Assistant Professor of Surgery
 
Photo of Dr. Anne Osnat Lidor, M.D., M.P.H.

Lidor, Anne Osnat, M.D., M.P.H.

Associate Professor of Surgery
Director, Upper Gastrointestinal Surgery Center
Director, Minimally Invasive Surgery Fellowship Program
Surgery Clerkship and Curriculum Surgical Director
 
Photo of Dr. Thomas Herbert Magnuson, M.D.

Magnuson, Thomas Herbert, M.D.

Associate Professor of Surgery
Chair, Department of Surgery at Johns Hopkins Bayview Medical Center
 
Photo of Dr. Michael Robert Marohn, D.O.

Marohn, Michael Robert, D.O.

Associate Professor of Surgery
Director, Minimally Invasive Surgery (MIS) Fellowship
Director, Minimally Invasive Surgery Training Center (MISTC)
 
Photo of Dr. Nathaniel McQuay, Jr, M.D.

McQuay, Nathaniel, M.D. Jr

Assistant Professor of Surgery
 
Photo of Dr. Daniela Molena, M.D.

Molena, Daniela, M.D.

Assistant Professor of Surgery
Director, Robotic and Minimally Invasive Thoracic Surgery
Director of Thoracic Surgery, Johns Hopkins Bayview Medical Center
 
Photo of Dr. Hien Tan Nguyen, M.D.

Nguyen, Hien Tan, M.D.

Assistant Professor of Surgery
Assistant Professor of Biomedical Engineering
Director, Comprehensive Hernia Center
 
Photo of Dr. Bethany Cara Sacks, M.D., M.Ed.

Sacks, Bethany Cara, M.D., M.Ed.

Assistant Professor of Surgery
 
Photo of Dr. Diane Alyse Schwartz, M.D.

Schwartz, Diane Alyse, M.D.

Assistant Professor of Surgery
 
Photo of Dr. Michael Allen Schweitzer, M.D.

Schweitzer, Michael Allen, M.D.

Associate Professor of Surgery
Director, Johns Hopkins Center for Bariatric Surgery
Director, Minimally-Invasive Surgery at Johns Hopkins Bayview Medical Center
 
Photo of Dr. Kimberley Eden Steele, M.D.

Steele, Kimberley Eden, M.D.

Associate Professor of Surgery
Assistant Director of Surgical Clerkship - Johns Hopkins Bayview Medical Center
 
Photo of Dr. Christopher Lee Wolfgang, M.D., M.S., Ph.D.

Wolfgang, Christopher Lee, M.D., M.S., Ph.D.

Associate Professor of Surgery
Associate Professor of Oncology
Associate Professor of Pathology
Co-Director, Pancreatic Cancer Multidisciplinary Clinic
Director, Hepatobiliary and Pancreatic Surgery
 

Lower Gastrointestinal and Colorectal Surgery

Our gastrointestinal surgeons specialize in complex abdominal wall reconstruction, colon and rectal cancer, pelvic health, and diseases like inflammatory bowel disease (IBD) or Crohn's disease. They are focused on preserving function and quality of life to patients.

Meet our surgeons

Photo of Dr. Frederic E Eckhauser, M.D.

Eckhauser, Frederic E, M.D.

Professor of Surgery
Interim Chief, Ravitch Division of Colorectal and GI Surgery
Department of Surgery Liaison for Johns Hopkins International Surgery Services
Surgical Champion, Clinical Excellence Documentation Program
Member, Special Credentials Committee, JHUSOM
 
Photo of Dr. David Thomas Efron, M.D.

Efron, David Thomas, M.D.

Associate Professor of Surgery
Associate Professor of Anesthesiology and Critical Care Medicine
Joint Appointment in Emergency Medicine
Chief, Acute Care Surgery
Medical Director, Parenteral and Enteral Nutrition Support Services, The Johns Hopkins Hospital
 
Photo of Dr. Sandy Hwang Fang, M.D.

Fang, Sandy Hwang, M.D.

Assistant Professor of Surgery
Director, High Resolution Anoscopy Clinic
 
Photo of Dr. Susan L Gearhart, M.D.

Gearhart, Susan L, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
 
Photo of Dr. Michael Robert Marohn, D.O.

Marohn, Michael Robert, D.O.

Associate Professor of Surgery
Director, Minimally Invasive Surgery (MIS) Fellowship
Director, Minimally Invasive Surgery Training Center (MISTC)
 
Photo of Dr. Bashar Safar, M.B.B.S.

Safar, Bashar, M.B.B.S.

Assistant Professor of Surgery
 
Photo of Dr. Elizabeth Collens Wick, M.D.

Wick, Elizabeth Collens, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
 

Melanoma Surgery

Surgery is the primary treatment for localized and regionally metastatic melanoma.  The Johns Hopkins Melanoma Program involves teams of specialists working together to deliver the entire scope of care, from initial biopsy to surgery and reconstruction. Our combined surgical expertise across many specialties, including surgical oncology, plastic and reconstructive surgery, otolarangology, neurosurgery, and opthalmology provides exceptional capability in managing some of the most complicated cases.

Meet our surgeons

Photo of Dr. Lisa Kay Jacobs, M.D.

Jacobs, Lisa Kay, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
 
Photo of Dr. Julie Robin Lange, M.D.

Lange, Julie Robin, M.D.

Associate Professor of Surgery
Associate Professor of Dermatology
Associate Professor of Oncology
Co-Director of the Melanoma Program
 

Pancreas, Liver, Bile Duct and Gallbladder Surgery

Widely known for their expertise in treating pancreas cancer and liver cancer, our hepatopancreatobiliary surgeons specialize in the surgical removal of both cancers and benign tumors of the pancreas, bile duct, gallbladder and liver. Rare conditions, such as neuroendocrine tumors or pancreatic islet cell cancer are also treated here. Working with a team of other specialists, our surgeons evaluate patients in the Johns Hopkins Liver Tumor Center, the Johns Hopkins Pancreatic Cyst Clinic and the Johns Hopkins Pancreatitis Center.  The most advanced minimally invasive and robotic techniques are used when possible.

Meet our surgeons

Photo of Dr. Nita Ahuja, M.D.

Ahuja, Nita, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
Associate Professor of Urology
Director of Sarcoma and Peritoneal Surface Malignancy Program
Chief, Mixed Tumor Services
 
Photo of Dr. John L Cameron, M.D.

Cameron, John L, M.D.

Professor of Surgery
Professor of Oncology
Alfred Blalock Distinguished Service Professor of Surgery
 
Photo of Dr. Mark Douglas Duncan, M.D.

Duncan, Mark Douglas, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
Regional Directory, Department of Surgery
Chief, Surgical Oncology - Johns Hopkins Bayview Medical Center
 
Photo of Dr. Frederic E Eckhauser, M.D.

Eckhauser, Frederic E, M.D.

Professor of Surgery
Interim Chief, Ravitch Division of Colorectal and GI Surgery
Department of Surgery Liaison for Johns Hopkins International Surgery Services
Surgical Champion, Clinical Excellence Documentation Program
Member, Special Credentials Committee, JHUSOM
 
Photo of Dr. Kenzo Hirose, M.D.

Hirose, Kenzo, M.D.

Assistant Professor of Surgery
 
Photo of Dr. Martin Adel Makary, M.D., M.P.H.

Makary, Martin Adel, M.D., M.P.H.

Professor of Surgery
Surgical Director, Johns Hopkins Multidisciplinary Pancreas Clinic
Chief, Minimally-Invasive Pancreas Surgery
 
Photo of Dr. Timothy Michael Pawlik, M.D., M.P.H., Ph.D.

Pawlik, Timothy Michael, M.D., M.P.H., Ph.D.

Professor of Surgery
Professor of Oncology
Chief, Division of Surgical Oncology
John L. Cameron M.D. Professor of Alimentary Tract Diseases
Director, The Johns Hopkins Medicine Liver Tumor Center
 
Photo of Dr. Matthew John Weiss, M.D.

Weiss, Matthew John, M.D.

Assistant Professor of Surgery
Assistant Professor of Oncology
 
Photo of Dr. Christopher Lee Wolfgang, M.D., M.S., Ph.D.

Wolfgang, Christopher Lee, M.D., M.S., Ph.D.

Associate Professor of Surgery
Associate Professor of Oncology
Associate Professor of Pathology
Co-Director, Pancreatic Cancer Multidisciplinary Clinic
Director, Hepatobiliary and Pancreatic Surgery
 

Thoracic Surgery

Lung cancer, esophageal cancer and other chest wall diseases are treated aggressively at Johns Hopkins. Learn more about our thoracic surgery program.

Meet our surgeons

Photo of Dr. Richard James Battafarano, M.D., Ph.D.

Battafarano, Richard James, M.D., Ph.D.

Associate Professor of Surgery
Regional Director of General Thoracic Surgery
Director, Division of General Thoracic Surgery
 
Photo of Dr. Malcolm V Brock, M.D.

Brock, Malcolm V, M.D.

Professor of Surgery
Professor of Oncology
Medical Director, Center for Sweat Disorders
Director of Clinical and Translational Research in Thoracic Surgery
 
Photo of Dr. Daniela Molena, M.D.

Molena, Daniela, M.D.

Assistant Professor of Surgery
Director, Robotic and Minimally Invasive Thoracic Surgery
Director of Thoracic Surgery, Johns Hopkins Bayview Medical Center
 
Photo of Dr. Stephen Clyde Yang, M.D.

Yang, Stephen Clyde, M.D.

Professor of Surgery
Professor of Oncology
Associate Vice Chair for Faculty Development
The Arthur B. and Patricia B. Modell Professor in Thoracic Surgery
 

Upper Gastrointestinal and Stomach Surgery

Our upper gastrointestinal surgeons specialize in surgery to treat stomach tumors and hernias of all kinds, including paraesophageal, hiatal, ventral, and incisional hernias.  They also treat achalasia and severe gastroesophageal reflux (GERD), with a technique called the laparoscopic nissen fundoplication.  Many use minimally invasive and robotic techniques for these common conditions.  Our Upper Gastroenterology Surgery Center provides more inormation about conditions we treat and our expertise.

Meet our surgeons

Photo of Dr. Mark Douglas Duncan, M.D.

Duncan, Mark Douglas, M.D.

Associate Professor of Surgery
Associate Professor of Oncology
Regional Directory, Department of Surgery
Chief, Surgical Oncology - Johns Hopkins Bayview Medical Center
 
Photo of Dr. Frederic E Eckhauser, M.D.

Eckhauser, Frederic E, M.D.

Professor of Surgery
Interim Chief, Ravitch Division of Colorectal and GI Surgery
Department of Surgery Liaison for Johns Hopkins International Surgery Services
Surgical Champion, Clinical Excellence Documentation Program
Member, Special Credentials Committee, JHUSOM
 
Photo of Dr. Anne Osnat Lidor, M.D., M.P.H.

Lidor, Anne Osnat, M.D., M.P.H.

Associate Professor of Surgery
Director, Upper Gastrointestinal Surgery Center
Director, Minimally Invasive Surgery Fellowship Program
Surgery Clerkship and Curriculum Surgical Director
 
Photo of Dr. Thomas Herbert Magnuson, M.D.

Magnuson, Thomas Herbert, M.D.

Associate Professor of Surgery
Chair, Department of Surgery at Johns Hopkins Bayview Medical Center
 
Photo of Dr. Michael Robert Marohn, D.O.

Marohn, Michael Robert, D.O.

Associate Professor of Surgery
Director, Minimally Invasive Surgery (MIS) Fellowship
Director, Minimally Invasive Surgery Training Center (MISTC)
 
Photo of Dr. Daniela Molena, M.D.

Molena, Daniela, M.D.

Assistant Professor of Surgery
Director, Robotic and Minimally Invasive Thoracic Surgery
Director of Thoracic Surgery, Johns Hopkins Bayview Medical Center
 
Photo of Dr. Hien Tan Nguyen, M.D.

Nguyen, Hien Tan, M.D.

Assistant Professor of Surgery
Assistant Professor of Biomedical Engineering
Director, Comprehensive Hernia Center
 
Photo of Dr. Bethany Cara Sacks, M.D., M.Ed.

Sacks, Bethany Cara, M.D., M.Ed.

Assistant Professor of Surgery
 
Photo of Dr. Michael Allen Schweitzer, M.D.

Schweitzer, Michael Allen, M.D.

Associate Professor of Surgery
Director, Johns Hopkins Center for Bariatric Surgery
Director, Minimally-Invasive Surgery at Johns Hopkins Bayview Medical Center
 
Photo of Dr. Kimberley Eden Steele, M.D.

Steele, Kimberley Eden, M.D.

Associate Professor of Surgery
Assistant Director of Surgical Clerkship - Johns Hopkins Bayview Medical Center
 

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