
Sonia Ramamoorthy MD MS, MBA (She/Her)
[Pronunciation: so-knee-ya]
Professor of Surgery, UC San Diego Health System, Chief Division of Colon and Rectal Surgery, Vice-Chair of Quality
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9350 Campus Point DrLa Jolla, CA 92037
Phone+1 858-249-1837
Fax+1 858-732-0999
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Summary
- Sonia Ramamoorthy, MD
Colon and Rectal Surgeon
Professor of Surgery
Sonia Ramamoorthy, MD, is Chief of Colon and Rectal Surgery at UCSD and is board-certified in general and colon and rectal surgery. She, specializes in the treatment of colorectal and anal cancer, Inflammatory Bowel Disease (IBD) and , and diverticulitis.
Dr. Ramamoorthy is an expert in open and minimally invasive colorectal surgical procedures, and has a special interest in robotic approaches. She was the first to perform robotic colorectal procedures in San Diego.
As a Professor in the Department of Surgery at UC San Diego School of Medicine, she teaches students and residents and trains fellows in minimally invasive surgery. Her research has focused on colorectal and anal cancer, Crohn’s disease, ulcerative colitis, and pelvic floor disorders. She has authored numerous papers and chapters about colon and rectal surgery, and is an enthusiastic innovator and educator in the fields of minimally invasive surgery and translational oncology. She is currently the Disease Team Leader for Colorectal Cancer at the Moores Cancer Center.
Dr. Ramamoorthy completed a research fellowship and a general surgery residency at UC San Diego School of Medicine, and a colon and rectal surgery fellowship at Washington University’s Barnes-Jewish Hospital in St. Louis. She earned her medical degree and masters degree at Boston University School of Medicine. She serves as the Vice Chair of Quality for the Department of Surgery at UCSD and has a keen interest in improving patient satisfaction and patient outcomes from surgery.
Dr. Ramamoorthy is currently accepting new patients.
UC San Diego Health
Surgical Services
We are dedicated to delivering outstanding patient care through commitment to the community, groundbreaking research and inspired teaching. UC San Diego Health has consistently ranked No. 1 in San Diego in U.S. News & World Report’s “America’s Best Hospitals.
Education & Training
Washington University/B-JH/SLCH ConsortiumResidency, Colon and Rectal Surgery, 2001 - 2002
University of California (San Diego) Medical CenterResidency, Surgery, 1996 - 2001
Boston University School of MedicineClass of 1996
Certifications & Licensure
CA State Medical License 1998 - 2028
American Board of Colon and Rectal Surgery Colon & Rectal Surgery
American Board of Surgery Surgery
Awards, Honors, & Recognition
- America's Top Doctors Castle Connolly, 2010-2023
- Top Doctors:San Diego Area Castle Connolly, 2011-2023
- CMS Meaningful Use Stage 2 Certification EpicCare Ambulatory 2014 Certified EHR Suite, Epic Systems Corporation, 2012-2017
Clinical Trials
- Performance of SGM-101 for the Delineation of Primary and Recurrent Tumor and Metastases in Patients Undergoing Surgery for Colorectal Cancer Start of enrollment: 2019 Jun 17
Roles: Contact, Principal Investigator
Publications & Presentations
PubMed
- Surgeon factors and their association with operating room turnover time.Kshitij Pandit, Luke Wang, Joel Rosenberg, Nicole Goldhaber, Jill C Buckley
The British Journal of Surgery. 2024-10-30 - 1 citationsPrimary Tumor Sidedness Associated with Clinical Characteristics and Postoperative Outcomes in Colon Cancer Patients: A Propensity Score Matching Analysis.Wan-Hsiang Hu, Samuel Eisenstein, Lisa Parry, Sonia Ramamoorthy
Journal of Clinical Medicine. 2024-06-22 - 3 citationsIncreased Pathologic Downstaging with Induction versus Consolidation Chemotherapy in Patients with Locally Advanced Rectal Cancer Treated with Total Neoadjuvant Therap...Austin Fan, Beiqun Zhao, Peter Vu, Benjamin Abbadessa, Nicole Lopez
Journal of Clinical Medicine. 2024-01-29
Journal Articles
- Biallelic Mismatch Repair Deficiency in an Adolescent FemaleThomas Savides, Sonia Ramamoorthy, Mamata Sivagnanam, Sherry C Huang, Irene Thung, Hindawi
Authored Content
- What Would Physician Unionization Mean for Women in Medicine?January 2025
Press Mentions
A Physician’s Quest to Preserve the Joy in MedicineOctober 28th, 2025
San Diego’s Top Doctors: The Annual List, 2025September 30th, 2025
Gut Toxins and 50,000 Deaths: The Truth Behind the Rise in Colon Cancer and the Signs to Look ForApril 26th, 2025
Professional Memberships
- Member
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