Dr. Peter M. Rosenberg, M.D. attended Harvard College and Harvard Medical School, after which he completed his Internal Medicine residency and Gastroenterology/ Hepatology fellowship at Massachusetts General Hospital. His interests include liver disease, quality improvement and outcomes assessment, and capsule endoscopy, as well as general gastroenterology.
Dr. Peter M. Rosenberg, M.D. attended Harvard College and Harvard Medical School, after which he completed his Internal Medicine residency and Gastroenterology/ Hepatology fellowship at Massachusetts General Hospital. His interests include liver disease, quality improvement and outcomes assessment, and capsule endoscopy, as well as general gastroenterology.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
He is beyond 5 stars. Every doctor should be like him.
(5 days ago)
Aug-2026
Dr. Rosenberg is kind, caring and good at his job.
(1 week ago)
Aug-2026
Outstanding!
(1 week ago)
Aug-2026
Very professional and helpful.
(2 weeks ago)
Aug-2026
Dr. Rosenberg provides excellent care to me. He is very knowledgeable, thorough, friendly and caring.
(2 weeks ago)
Aug-2026
Very good doctor
(2 weeks ago)
Aug-2026
Very Kind and Helpful Dr with great Knowledge! I appreciate all the guidance
With my stomach issues. Thank you so much!
(2 weeks ago)
Aug-2026
Excellent attention to detail and kind Dr. recognizes the urgency of the medical needs of patients. Very highly recommended. Also, very knowledgeable and to the point.
(2 weeks ago)
Aug-2026
Excellent Dr. and staff
(1 month ago)
Jul-2026
Best Dr ever
(1 month ago)
Jul-2026
Read More
GI-Pasadena - Alessandro Place
50 Alessandro Place Suite 410 Pasadena, CA 91105
Dr. Peter M. Rosenberg, M.D. attended Harvard College and Harvard Medical School, after which he completed his Internal Medicine residency and Gastroenterology/Hepatology fellowship at Massachusetts General Hospital. He has lived in Southern California since completing training in 1999. His interests include liver disease, quality improvement and outcomes assessment, and capsule endoscopy, as well as general gastroenterology.
Dr. Rosenberg is a member of the medical staff at Huntington Hospital in Pasadena, where he has been active in patient care, teaching of residents and medical students, and positions of medical staff leadership. He is also a proud member of the medical staff of Pasadena Endoscopy Center.
He is beyond 5 stars. Every doctor should be like him.
Dr. Rosenberg is kind, caring and good at his job.
Outstanding!
Very professional and helpful.
Dr. Rosenberg provides excellent care to me. He is very knowledgeable, thorough, friendly and caring.
Very good doctor
Very Kind and Helpful Dr with great Knowledge! I appreciate all the guidance With my stomach issues. Thank you so much!
Excellent attention to detail and kind Dr. recognizes the urgency of the medical needs of patients. Very highly recommended. Also, very knowledgeable and to the point.
Excellent Dr. and staff
Best Dr ever