Dr. Hardeep M. Singh grew up in Orange County and obtained his undergraduate and medical degrees from USC. While completing his internship and residency at Cedars Sinai Medical Center, Dr. Singh received the Leo Rigler Award for his academic achievement. While completing his fellowship in Gastroenterology, he was named the Kaiser Permanente Fellow of the Year.

Dr. Singh received additional training in Endoscopic Ultrasound at the University of Montreal. He has published research on ERCP techniques, Inflammatory Bowel Disease, management of liver transplant patients, autoimmune liver disease, and management of Irritable Bowel Syndrome.

In 2007, Dr. Singh established his practice at St. Joseph Hospital in Orange. His focus is general gastroenterology, with specific interests in the management of end-stage liver disease, treatment of Hepatitis B and C, Endoscopic ultrasound, and endoscopic management of gastrointestinal cancers. Moreover, he is actively involved in the Liver Tumor Program at St. Joseph Hospital and started their Endoscopic Ultrasound Program in 2010.

Throughout his career, Dr. Singh has received many accolades, including being recognized as a Physician of Excellence from 2011-2013 by the Orange County Medical Association. Most recently, he was selected as one of the top gastroenterologists in the Western United States by Vitals.com.

Additionally, Dr. Singh is the Medical Director of Endoscopy and the Medical Director for the Endoscopic Ultrasound/Biliary program at St. Joseph Hospital in Orange.

Treatment Philosophy
I take pride in providing exceptional quality care to my patients. It’s important to build an honest and open level of communication with patients to help them maintain optimal health. I am dedicated to maintaining a high level of understanding of each patient’s personal health goals.
Specialties and Services
  • ERCP (Endoscopic Retrograde Cholangiopancreatography)
  • Colonoscopy
  • Colon Cancer Screening
  • Upper Endoscopy
  • HET (Hemorrhoid Electro Therapy)
  • Single Balloon Enteroscopy
  • EUS (Endoscopic Ultrasound)
  • Online Video Visits
Online Video Visits
Dr. Hardeep M. Singh is able to offer online tele-health services for patients who want to see or speak to the provider from the comfort of their home. Please contact our office at 714.835.7700 to schedule an appointment.
  • English
  • Punjabi
  • Spanish
Education & Training
  • Fellowship: Kaiser Permanente (Fellow of the Year)
  • Residency: Cedars Sinai Medical Center
  • Medical School: University of Southern California
Professional Affiliations
  • American Gastroenterological Association
  • American College of Gastroenterology
  • American College of Physicians
  • Orange County Gastroenterological Society
  • American Society of Gastrointestinal Endoscopy
  • Southern California Society of Gastroenterology
  • Orange County Medical Association
Orange Office
1010 W. La Veta Ave., Suite 570
Orange, CA 92868
Phone: (714) 835-7700
Fax: (844) 407-0583

Newport Beach Office
361 Hospital Road., Suite 227
Newport Beach, CA 92663
Phone: (949) 646-6212
Fax: (949) 650-3013