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 professional. Took his time and answered all of my questions. He keeps detailed records so he knows your history and medical background. And he runs on time! One of the best doctors I've known!
(1 week ago)
Apr-2026
Dr. Nickowitz is very informative & courteous. I leave feeling he listen to my concerns.
(1 week ago)
Mar-2026
He’s great! The experience was comfortable and wonderful
(1 week ago)
Mar-2026
Dr. Nickowitz is a very nice man , very polite and knowledgeable . He treats his patients with respect and kindness.
(2 weeks ago)
Mar-2026
He is very nice, asks questions and listens. I feel that he is also very competent, and that I'm in good hands.
(2 weeks ago)
Mar-2026
Listened and understood my comments with concern
(2 weeks ago)
Mar-2026
He is the greatest!!!
(3 weeks ago)
Mar-2026
Thorough, Attentive, Professional, addressed my concerns. Ensured that I understood the processes. I was very pleased with my visit 😀.
(1 month ago)
Mar-2026
Dr. is very thorough and thoughtful.
(1 month ago)
Mar-2026
This was my 1st visit with the Dr. so I really haven’t got to know him. Seems professional and caring.
(1 month ago)
Feb-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 professional. Took his time and answered all of my questions. He keeps detailed records so he knows your history and medical background. And he runs on time! One of the best doctors I've known!
Dr. Nickowitz is very informative & courteous. I leave feeling he listen to my concerns.
He’s great! The experience was comfortable and wonderful
Dr. Nickowitz is a very nice man , very polite and knowledgeable . He treats his patients with respect and kindness.
He is very nice, asks questions and listens. I feel that he is also very competent, and that I'm in good hands.
Listened and understood my comments with concern
He is the greatest!!!
Thorough, Attentive, Professional, addressed my concerns. Ensured that I understood the processes. I was very pleased with my visit 😀.
Dr. is very thorough and thoughtful.
This was my 1st visit with the Dr. so I really haven’t got to know him. Seems professional and caring.