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    • One Hoag Drive,
      P.O. Box 6100
      Newport Beach, CA
    • 949-764-HOAG (4624)
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Maria Stapfer 

Maria Stapfer, 

Liver, Pancreas, Bile Duct & Duodenum Surgeon​

Assistant Professor of Clinical Surgery, Keck School of Medicine of USC

1 Hoag Drive, PO Box 6100 
Newport Beach, CA 92663-6100

Hoag Digestive Disease Center, in alliance with USC Norris Comprehensive Cancer Center

Maria Stapfer, M.D. is an Assistant Professor of Surgery at the Keck School of Medicine at USC and has extensive experience and training in hepatobililary and pancreatic surgery. She has published on the topic of duodenal injuries following ERCP. She has expertise in the management of iatrogenic bile duct injuries and is publishing the USC single center experience in the repair of bile duct injuries following laparoscopic cholecystectomy that includes over 200 cases.
Dr. Stapfer specializes in the treatment of the following conditions, and utilizes minimally invasive techniques (MIS) to provide optimal patient care:
  • Pancreatic Cancer
  • Cholangiocarcinomar
  • Hepatocellular Cancer
  • Pancreatic cysts
  • Acute and chronic Pancreatitis
  • Gallbladder cancer
  • Choledochal cysts
  • Bile duct injuries
  • Primary Sclerosing cholangitis
  • Neuroendocrine tumors
  • Pyogenic liver disease
  • Metastatic cancer to the liver
  • Liver, kidney and pancreas transplant evaluation
  • IPMN
  • Recurrent pyogenic cholangitis
  • Portal hypertension​ 

Board Certified:

American Board of Surgery
American Society of Transplant Surgeons
American Hepato Pancreato Biliary Association​​​ 

Fellowship Training:

Multi-Organ Transplant Fellowship
USC Medical Center
July 2004-June 2006
Hepatobiliary and Pancreas Surgery Fellowship
LAC Medical Center
July 2002-2004
Research Fellowship, Gene Therapy Labs
LAC+USC Medical Center
July 1997-June 1999           

Postgraduate Training:

Internship, Surgery: LAC+USC Medical Center
June 1994 – June 1995
Resident, Surgery; LAC+USC Medical Center
June 1995 – June 2002

Medical School:

Doctor of Medicine, Hahnemann University
Graduate School
August 1990-May 1994,
Cum laude/Outstanding Overall Performance

Undergraduate School:

Bachelor of Arts; Biology, University of Hawaii
Honolulu, Hawaii
August 1984- August 1988