Peter M. Rosenberg, MD
Practice: Unio Specialty Care
Specialty: Gastroenterology
Office locations: Pasadena, CA
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.
GI-Pasadena - 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.

Very professional offices and staff. Great team - they really care about the patient .
Dr Rosenberg is great. He treats his patients like family and his bedside manners are commendable.
Dr. Rosenberg’s team was friendly, professional and very organized.
He was amazing! The team was great. The absolute best!
Very thoughtful and clear discussion, taking time to address all my concerns.
He’s the best!
Dr. Rosenberg reviews my history and past reports and is well prepared before procedures. He is personable and reassuring. I hold him in the highest regard after these many decades of colonoscopies.
Great experience. Nice to speak with the doctor before and after. Friendly and caring nursing staff. Efficient facility.
Dr R is possibly the best practitioner out there with excellent bedside manner. He listens with care and offers pertinent, constructive advice.
Excellent Doctor!