Drexel University College of Medicine

Awards and Honors:

• Philadelphia Magazine's "Top Doctors" (2010)
• "Best Doctor in America" (2009, 2010 and 2011)
• Oustanding clinical teaching award, Biomedical engineering school (2009)
• Recipient of the Golden Scalpel Award in recognition of teaching excellence at Drexel University College of Medicine: Department of Surgery

Affiliated Hospitals: Hahnemann University Hospital; Roxborough Memorial Hospital

Dr. Castellanos's research has focused on the use of laparoscopic tools for robotically assisted, minimally invasive surgeries and the future of robotic surgeries and gastro-intestinal surgeries in obese patients.

• Assistant professor of surgery
• Associate director of the surgical residency program at Drexel University College of Medicine (2004 - Present)
• Instructor, advanced trauma life support at Hahnemann University Hospital (2002 - Present)

• Bariatric Surgery
• General Surgery

• Billiary disease - benign
• Esophageal disorders - benign
• Gastroesophageal reflux disease (GERD)
• Hernia
• Minimally invasive surgery
• Obesity
• Robotic surgery

• Surgery - MCP Hahnemann Hospital, Philadelphia, PA (1996)
• Transitional - Frankford Hospital, Philadelphia, PA (1995)

• Surgery - MCP Hahnemann Hospital, Philadelphia, PA (1997-2001)

• Minimally Invasive/Robotic Reseach - Drexel University College of Medicine, Philadelphia, PA (2001)

• Spanish