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 excellent service and professional.
(5 days ago)
Dec-2025
Excellent doctor he take his time to explain your symptoms!!
(5 days ago)
Dec-2025
Very informative, compassionate, helpful
(1 week ago)
Dec-2025
He takes time to explain, listen to concerns, and answer questions.
(1 week ago)
Dec-2025
Knowledgeable,informative personable
And very professional
Highly recommended
(1 week ago)
Dec-2025
Knowledgeable, personable and thorough.
(1 week ago)
Dec-2025
Dr. Nickowitz is the best !
(2 weeks ago)
Dec-2025
Professional and excellent doctor
(2 weeks ago)
Dec-2025
Wonderful doctor!!! He is so proactive and takes his time with thoughtful questions and conversation. He is smart and kind. Highly recommend!
(2 weeks ago)
Dec-2025
Such a kind and gentle soul. He cares and he is attentive to all concern big and small. Very compassionate and gets to the root of the problem quickly.
(1 month ago)
Nov-2025
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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 excellent service and professional.
Excellent doctor he take his time to explain your symptoms!!
Very informative, compassionate, helpful
He takes time to explain, listen to concerns, and answer questions.
Knowledgeable,informative personable And very professional Highly recommended
Knowledgeable, personable and thorough.
Dr. Nickowitz is the best !
Professional and excellent doctor
Wonderful doctor!!! He is so proactive and takes his time with thoughtful questions and conversation. He is smart and kind. Highly recommend!
Such a kind and gentle soul. He cares and he is attentive to all concern big and small. Very compassionate and gets to the root of the problem quickly.