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.
Professional, friendly, efficient, caring, and on time!
(3 days ago)
Feb-2026
Excellent patient skills. Understanding and caring doctor.
(1 week ago)
Feb-2026
Very friendly and happy doctor he even walks you out no doctor does that
(2 weeks ago)
Feb-2026
Dr. Nickowitz is always pleasant and very professional.
(2 weeks ago)
Feb-2026
Dr. Richard Nickowitz was thorough and attentive, taking his time and asking questions. I never felt rushed during my appointment. Thank you.
(2 weeks ago)
Feb-2026
He is fantastic and very nice to talk to, answer all my questions
(1 month ago)
Jan-2026
Front office was polite and efficient. I did not have to wait at all to be seen. Dr. Nickowitz was thorough, knowledgeable, and gave me an opportunity to fully express my concerns and ask questions. I had an excellent experience here.
(1 month ago)
Jan-2026
Very friendly and easy to talk with. I felt really comfortable about asking questions.
(1 month ago)
Jan-2026
Good and kind doctor, listens to his patients.
(1 month ago)
Jan-2026
I trust Dr. NICOWITZ. He listens, and is honest in his approach to care.
(1 month ago)
Jan-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.
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.
Dr. Richard Nickowitz was thorough and attentive, taking his time and asking questions. I never felt rushed during my appointment. Thank you.
He is fantastic and very nice to talk to, answer all my questions
Front office was polite and efficient. I did not have to wait at all to be seen. Dr. Nickowitz was thorough, knowledgeable, and gave me an opportunity to fully express my concerns and ask questions. I had an excellent experience here.
Very friendly and easy to talk with. I felt really comfortable about asking questions.
Good and kind doctor, listens to his patients.
I trust Dr. NICOWITZ. He listens, and is honest in his approach to care.