Dr. Richard E. Nickowitz, M.D. earned his medical degree at Cornell University Medical College and completed his Internal Medicine residency at The New York Hospital/Cornell Medical Center. Subsequently, he completed his combined fellowship in Gastroenterology and Hepatology at Mount Sinai Hospital. His areas of interest include inflammatory bowel disease, biliary tract disease, liver disease, and endoscopy.
Dr. Richard E. Nickowitz, M.D. earned his medical degree at Cornell University Medical College and completed his Internal Medicine residency at The New York Hospital/Cornell Medical Center. Subsequently, he completed his combined fellowship in Gastroenterology and Hepatology at Mount Sinai Hospital. His areas of interest include inflammatory bowel disease, biliary tract disease, liver disease, and endoscopy.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
Very friendly and professional listened to my concerns
(1 week ago)
Aug-2026
Dr Nickowitz was very pleasant in describing the process and suggesting both Colonoscopy and Stomach procedure for best results.
(2 weeks ago)
Aug-2026
He is kind, thorough and very professional.
(2 weeks ago)
Aug-2026
Excellent Doctor
(3 weeks ago)
Aug-2026
He was thorough and kind… what you want from a good doctor! But when he walked me out of the office after my appointment, well, all I can say is that’s a class act!!
(3 weeks ago)
Aug-2026
We love Dr Nickowitz. He’s the best. Always goes over and beyond for us and his patients.
(1 month ago)
Jul-2026
Only doctor I trust that my wife is also a patient.
(1 month ago)
Jul-2026
Doctor was great but I didn’t like the junior doctor who was shadowing him.
(1 month ago)
Jul-2026
The most caring physician, with excellent bedside manner and splendid recall for patient history.
(1 month ago)
Jul-2026
I Love my Doctor he’s so wonderful and he cares about his patients and that’s so important to me.
(1 month ago)
Jul-2026
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GI-Pasadena - Alessandro Place
50 Alessandro Place Suite 410 Pasadena, CA 91105
Dr. Richard E. Nickowitz, M.D. graduated from Yale University in 1983. He went on to study at Cornell University Medical College in New York City, graduating in 1987. His Internal Medicine residency was completed at The New York Hospital/Cornell Medical Center. Subsequently, he completed his combined fellowship in Gastroenterology and Hepatology at Mount Sinai Hospital, also in New York City. He joined Alliance Digestive Disease Consultants in July of 1993 and has been on the medical staff at Huntington Hospital in Pasadena since then. Dr. Nickowitz has been an active member of the teaching faculty at Huntington Hospital and served as GI Section Chairman for two years. Currently, he is the Medical Director of the Department of Gastroenterology. Additionally, Dr. Nickowitz is a founding partner of the Pasadena Endoscopy Center and has served as the Center’s Medical Director since April 2013. His areas of interest include inflammatory bowel disease, biliary tract disease, liver disease, and endoscopy. Dr. Nickowitz is active in community affairs and sits on the executive board of his children’s elementary/middle school. He is also involved in several other charitable organizations. His wife, Millie Wenger, MD, works in the Student Health Center at USC. They have three children.
Very friendly and professional listened to my concerns
Dr Nickowitz was very pleasant in describing the process and suggesting both Colonoscopy and Stomach procedure for best results.
He is kind, thorough and very professional.
Excellent Doctor
He was thorough and kind… what you want from a good doctor! But when he walked me out of the office after my appointment, well, all I can say is that’s a class act!!
We love Dr Nickowitz. He’s the best. Always goes over and beyond for us and his patients.
Only doctor I trust that my wife is also a patient.
Doctor was great but I didn’t like the junior doctor who was shadowing him.
The most caring physician, with excellent bedside manner and splendid recall for patient history.
I Love my Doctor he’s so wonderful and he cares about his patients and that’s so important to me.