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.
He is the greatest!!!
(3 days ago)
Mar-2026
Thorough, Attentive, Professional, addressed my concerns. Ensured that I understood the processes. I was very pleased with my visit 😀.
(1 week ago)
Mar-2026
Dr. is very thorough and thoughtful.
(1 week ago)
Mar-2026
This was my 1st visit with the Dr. so I really haven’t got to know him. Seems professional and caring.
(3 weeks ago)
Feb-2026
He’s very personable and professional. Highly recommend him!!!!
(3 weeks ago)
Feb-2026
Dr Nickowitz made me feel extremely comfortable! I really appreciate his service! If I could give him a 10 I would!
(3 weeks ago)
Feb-2026
Professional, friendly, efficient, caring, and on time!
(3 weeks ago)
Feb-2026
Excellent patient skills. Understanding and caring doctor.
(1 month ago)
Feb-2026
Very friendly and happy doctor he even walks you out no doctor does that
(1 month ago)
Feb-2026
Dr. Nickowitz is always pleasant and very professional.
(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.
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.
He’s very personable and professional. Highly recommend him!!!!
Dr Nickowitz made me feel extremely comfortable! I really appreciate his service! If I could give him a 10 I would!
Professional, friendly, efficient, caring, and on time!
Excellent patient skills. Understanding and caring doctor.
Very friendly and happy doctor he even walks you out no doctor does that
Dr. Nickowitz is always pleasant and very professional.