Dr. Ethan Bortniker, M.D. completed the 7 year BA/MD program at Boston University followed by internal medicine residency at Boston Medical Center. After a year as a hospitalist at Boston Medical Center, Dr Bortniker pursued Gastroenterology fellowship at University of Connecticut where he stayed on as faculty for 3 years actively participating in teaching, research activities in colon cancer prevention, director of motility program, and earned an MBA from UConn.
Dr. Ethan Bortniker, M.D. completed the 7 year BA/MD program at Boston University followed by internal medicine residency at Boston Medical Center. After a year as a hospitalist at Boston Medical Center, Dr Bortniker pursued Gastroenterology fellowship at University of Connecticut where he stayed on as faculty for 3 years actively participating in teaching, research activities in colon cancer prevention, director of motility program, and earned an MBA from UConn.
The reviews listed below were collected independently of Unio Specialty Care through rater8. Each review represents an authentic and verified patient experience.
While I only met him for a few minutes prior to my procedure, he was thorough and had reviewed my chart and asked me questions and answered my questions. I thought he was was pleasant and felt confident about him.
(3 days ago)
Mar-2026
Great experience
(4 days ago)
Mar-2026
excelente trabajo
(4 days ago)
Mar-2026
Doctor is really knowledgeable. Very kind. He is he’s a very good lesso
(1 week ago)
Mar-2026
Very nice manner
(1 week ago)
Mar-2026
Dr Bortniker was easy to talk to and ask questions. I felt like we can ip with a plan of action to help me and my personal situation together. I feel 100% that O chose the right Gastroenterologist for me. Thank you also the staff !
(2 weeks ago)
Mar-2026
Dr. Bortniker was excellent at pre procedure explanation, including possible risks, reassuring about the process, promised he was on his “A game,” and exceedingly pleasant and friendly. Plus, nurses assured me he is the best. Highest marks for all, including Alexis and Alice.
(3 weeks ago)
Feb-2026
Peasant bed side manor, efficient and followed up after the procedure.
(3 weeks ago)
Feb-2026
Super friendly
Explained Clearly
I feel well taken care of my needs
Give this man a raise
(3 weeks ago)
Feb-2026
Ethan was very kind & answered all my questions. I appreciated that.
(1 month ago)
Feb-2026
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GI-Encinitas
781 Garden View Court Suite #100 Encinitas, CA
GI-San Diego - Rancho Bernardo
11770 Bernardo Plaza Ct Suite 270B San Diego, CA 92128
Dr. Ethan Bortniker, M.D. completed the 7 year BA/MD program at Boston University followed by internal medicine residency at Boston Medical Center. After a year as a hospitalist at Boston Medical Center, Dr Bortniker pursued Gastroenterology fellowship at University of Connecticut where he stayed on as faculty for 3 years actively participating in teaching, research activities in colon cancer prevention, director of motility program, and earned an MBA from UConn.
In 2019, life brought Dr Bortniker to the sunshine of southern California where he joined faculty at UCSD and San Diego VA.
Dr Bortniker has pursued additional clinical training in medical hypnotherapy for patients with Gastrointestinal disorders. Prior to joining Coastal Gastroenterology, Dr Bortniker spent one year with a private practice in Palm Springs.
Dr Bortniker practices general Gastroenterology with an interest in motility, disorders of the brain gut access, prevention of GI tract cancers, liver disease, and general endoscopy including colonoscopy, egd, and capsule endoscopy.
While I only met him for a few minutes prior to my procedure, he was thorough and had reviewed my chart and asked me questions and answered my questions. I thought he was was pleasant and felt confident about him.
Great experience
excelente trabajo
Doctor is really knowledgeable. Very kind. He is he’s a very good lesso
Very nice manner
Dr Bortniker was easy to talk to and ask questions. I felt like we can ip with a plan of action to help me and my personal situation together. I feel 100% that O chose the right Gastroenterologist for me. Thank you also the staff !
Dr. Bortniker was excellent at pre procedure explanation, including possible risks, reassuring about the process, promised he was on his “A game,” and exceedingly pleasant and friendly. Plus, nurses assured me he is the best. Highest marks for all, including Alexis and Alice.
Peasant bed side manor, efficient and followed up after the procedure.
Super friendly Explained Clearly I feel well taken care of my needs Give this man a raise
Ethan was very kind & answered all my questions. I appreciated that.