Patient Reviews
GI Alliance physicians are among the most reputable and distinguished gastroenterologists across the nation. Focused on clinical excellence and patient-centered care, our specialists seek to be the partner you need in your quest for better health. We value patient feedback and appreciate every review we receive from those we are privileged to treat. For your convenience, we have gathered a collection of reviews, stories, and testimonials provided by patients who have visited our practices. We welcome you to explore the feedback below to learn more about what it means to be a patient of GI Alliance.
"As easy as a colonoscopy can be!"
"Wonderful bedside manners. Everyone is very caring and helpful."
"This is a well-run, efficient medical team. I appreciated all the step by step instruction before, during and after the procedure. The staff is caring and empathetic . I had no anxiety thanks to these professionals. Thank you!"
"Top marks for Dr Schwartz. He has been my doctor for over 10 years. He is kind, competent and honest."
"Dr. Schwartz is such a nice person, he takes the time to explaine everything."
"We had a thorough consultation"
"I am very fortunate to be a patient of Dr Schwartz for the past 4 years. He’s thorough, friendly, and very informative when it comes to treatment. I have a lot to learn with my condition and he always takes the time to explain everything."
"Dr Schwartz is the consummate professional. Very timely , polite and accommodating. He is a skilled listener and adept at explaining issues related to one’s visit."
"Dr Schwartz, is the best in every way in his field. As a fellow physician, I attest the fact that Dr Schwartz’s professional, manner And technical ability is the best."
"Very kind and thoughtful. Answered all questions. Great team!"
"I have been a patient of Dr. Schwartz for many years. He is caring, completely focusing on you and providing excellent care. The office staff is very friendly."
"Doctor and staff are amiable and attentive. I was quickly attended."
"Dr. Schwartz and his team at Arizona Endoscopy provided terrific care"
"The staff was very friendly and professional and I was seen in a timely matter. Thank you"
"My seeing Dr. Schwartz is part of my preventative healthcare. He is an excellent physician. His knowledge and skills are among the best. He also cares about his patients treating each with dignity and respect. He explains everything thoroughly and clearly. I highly recommend him."
"Was seen promptly! Dr. Schwartz is the best, courteous, friendly, old school, he'll treat you with kit gloves if you need! He'll relieve your fear of having your colon checked, go your health is important think of your family!"
"Very kind, caring, and knowledgeable. He took time explaining everything."
"Very cordial and helpful staff. Dr Schwartz was great- really listened & gave very helpful insight into my concerns."
"Great customer care, all my questions were answered and doctor Schwartz was very polite and responsive."
"First visit to this office after my physician retired. Staff was nice and Dr. Schwartz is a gem, very nice and informative."
"Mike Colonoscopy experience was wonderful… Except for the prep. The facility was easy to access, clean and run very professionally. I can hardly wait for my next colonoscopy and visit with Dr. Schwartz. He is the best."
"Sort of like going on a cruise. All except for the great food. Very pleasant staff. Nice nap and no jet lag. Thanks for the smooth sailing."
"Dr. Schwartz takes time to understand your concerns. He came in prepared with my previous history (it had been 7 years since I saw him last and he had reviewed all the previous information so I didn't have to remind him). He explained everything he was thinking and showed me exactly where in the body the problem was. He took quick action and his assistant was as kind and efficient as he is. I highly recommend him."
"Works well."
"Although a colonoscopy does not spark joy in my heart, it’s something I have to do every 5 years, and Dr. Schwartz and his team really make it easy. The procedure itself is truly uneventful. Honestly, it’s the prep that sucks. Everyone from the scheduler to the anesthesiologist is so kind, and Dr. Schwartz explains his observations with words I understand. I’ve dodged another bullet! BUT I am thankful that I won’t have to see them for another 5 years."
"Clean and tidy pratice, in and out quickly. Friendly and knowledgeable staff that make you feel confident you are receiving professional service. A+ Dr Schwartz!"
"Great bed side manner. Dr. Schwartz is very informative and sets one mind at ease."
"Excellent !"
"Dr. Schwartz, Angie, and the front desk staff were polite and professional. Dr Schwartz was through in his explanation of the procedure. I would recommend this office."
"Everyone was very friendly. Was checked in on time. The procedure was easy and Dr Schwartz was great with explaining the results. Highly recommended Dr Schwartz and his team."
"What a great experience from the arrival to time to leave the staff took great care of me and kept me informed all the time."
"Dr Schwartz has been my brilliant GI doc for almost 20 years. I am so grateful to him for his care. Angie, his assistant, is terrific too!"
"Dr. Schwartz is very thorough and explains everything so you understand all questions. His staff is very nice."
"Everyone treats you like family. A very professional team Just LOVE Dr Schwartz. A very kind doctor!"
"Dr Schwartz and his staff were extremely helpful, I had the best experience, Dr Douglas was very professional, courteous and down to earth. I would 100% recommend this place with confidence. I would go more than 5 stars."
"Schwartz Douglas MD He is a very nice man He explained everything to you I will tell everyone to go see him"
"Dr. Schwartz is very thorough and explains everything so you understand all questions. His staff is very nice."
"Very nice doctor Very knowledgeable in his area"
"This was my first visit to Az DH and it went well. The location was 2222 E Highland Ave, Phoenix. The place was clean and well kept. All of the staff were very polite and welcoming. Dr Schwartz was very pleasant and friendly and took his time to explain things. Overall I was satisfied with my first visit, I recommend this location. 11/27/23 - My visit went well. Clean office and very friendly and polite staff. Dr Schwartz was pleasant as always and explained things in a calm and understandable manner. Thanks team, appreciate it much."
"I am very fortunate to be a patient of Dr Schwartz. He’s thorough, friendly, and very informative when it comes to treatment."
"Dr. Was kind and soft spoken. Very personable. Office staff was great and on time!! Good experience"
"He is a great doctor. I have been treated by him for many years."
"Great"
"The experience was very smooth and the doctor was outstanding at what he did"
"Fast service friendly staff"
"Clean office. Friendly staff. Easy to get appointments. Dr. Schwartz is great. Always answers questions and addresses all issues and concerns. He provides excellent service. Thanks"
"I have seen Dr Schwartz for 3 procedures over the past 15 years. I always receive professional and efficient service and leave very well informed. I highly recommend him."
"Dr. Schwartz took the time to review my medical history and thoroughly explained the colonoscopy procedure."
"Impressed with his staff, a nice welcome, very lttle wait time and Dr. Schwartz is amiable and was kind to explain the procedure"
"My experience was very good. Dr Schwarz is very patient and has a very robust and informative conversation with you. I felt very comfortable with him. His staff is very friendly and accommodating and explain in great detail."
"He's the best! Knowledgeable, expertise with a wonderful friendly and humorous bedside manner. The staff is also equally great, you can tell its an all around good culture. Thanks to you all!!"
"The doctor was very friendly, very informative, and he scheduled all the testing that I needed. This was the first time I met with him, and I highly recommend him. I left they’re being informed and what we’re looking for."
"Dr Schwartz is very professional and knowledgeable. He is very friendly too. The staff in is office is great."
"I am so incredibly impressed with Dr Schwartz. He is kind and patient and so thorough. I felt like he listened and was attentive. I highly recommend both Dr Schwartz and his office staff which is a critical piece to consider."
"Dr. Schwartz continues to provide excellent care. I am very pleased with the time and attention. He is very thorough and takes the time listening to his patients."
"This was my first visit to Az DH and it went well. The location was 2222 E Highland Ave, Phoenix. The place was clean and well kept. All of the staff were very polite and welcoming. Dr Schwartz was very pleasant and friendly and took his time to explain things. Overall I was satisfied with my first visit, I recommend this location."
"Dr. Schwartz was attentive to my problem, took the time to hear me out without interruption, and clearly explained the reasons for his suggested treatment approach to resolve my difficulties. His staff was very pleasant and easy to deal with. All in all a five star, Doctor"
"Finally I've found a doctor that would listen to me and is willing to help solve my medical problems and that genuinely cares for me in my interest and concerns."
"Dr. Schwartz was very professional and informative of colonoscapy procedure, and reasons for it. No complaints from me."
"I experienced "Great Service" from the Arizona Digestive Health Office Staff. ie. Everyone was Kind; Courteous; and quite Professional. Dr. Schwartz was very thorough and "Exceptional" with me throughout my entire Process! Dr. Schwartz is an Outstanding Gastroenterologist! Thank You Endo Team!!!"
"Dr. Schwartz is the BEST. Very clear explanation of the colonoscopy procedure at his office, and very clear explanation with photos after the procedure."
"Dr. Schwartz, his performed two procedures on me in the past and he his bedside manner was always excellent. I had my first office visit with him the other day that started at the exact time of my appointment, which is so rare, but so appreciated that he values his patience time as much as his own. During my visit, he took his time and answered every single question I had very clearly and concisely. Dr. Schwartz is that rare combination of talented physician, and truly empathetic human being. I can’t say enough about him."
"Dr. Schwartz is absolutely great. He is prompt, kind and thoughtful."
"Worth the trip from Yuma. Haven’t seen him in three years, walked in and felt like we had just seen each other yesterday. Got me in within a few days for my procedure and got me all take care of. Friendly personal staff makes you feel like you matter and are part of the family."
"Dr. Schwartz and his staff are very professional courteous welcoming and friendly. I completely trust Dr. Schwartz and his staff to address my medical needs. He is a fabulous GI doctor."
"Dr. Schwartz is a doctor that truly cares and takes the time to talk to you about all of your medical problems."
"Very detailed explaining the exact issues of procedures that will be performed . A detailed issue? I'm having my 2nd colonoscopy.. what's so special"
"Total professional, Dr. Schwartz has a kind and gentle manner."
"Very friendly and personable. Dr. Schwart educated me on how the colon works and the colonoscopy process during my consultation. My coloniscopy was scheduled immediately after. I will give an update after the colonoscopy"
"Dr. Schwartz is hands down the best doctor I have ever seen. He took his time, got to know my situation, and was as friendly and approachable as it gets. I would highly recommend him to my friends in the future."
"Amazing doctor! He took the time to really listen and understand my symptoms and history and explained everything very thoroughly. On top of that he has such a kind bedside manner. I couldn’t recommend him more."
"I am very impressed with Dr. Schwartz R.N. Very helpful and kind. And I don't have enough words to say how happy I am everytime I see Dr. Schwartz, he pays attention to what you have to say, best of all you don't feel rushed out of his office. He's sounds very sincere."
"A great doc….knowledgeable, friendly, and kind"
"Very efficient and thorough. He gets my coveted 5 star review!"
"Dr. Schwartz was incredibly kind and understanding. He was patient when I told him my sorry and how my stomach issues started. Prescriptions were always called in right after our visit. He’s had an incredible impact on my health."
"Dr Schwartz is great. Always takes the time to explain everything clearly."
"Great service people were respectful and professional thank you so much."
"Dr. Schwartz and his entire staff were helpful, reassuring and kind. He listened thoroughly to my concerns. It was a great experience."
"My husband and I moved here almost four years ago and one of the hardest things we had to do was finding good, caring doctors. My allergist actually recommended Dr Schwartz and I am so happy he did. My husband is also a patient. We feel Dr Schwartz always takes the time to really listen and we feel that he truly cares. He also takes the time to explain everything. I guarantee you will like him and trust him, what more can you ask of a doctor."
"We love Dr. Schwartz! He’s friendly, welcoming, and extremely knowledgeable. He made an uncomfortable situation a little better."
"Dr. Schwartz was really amazing. I always have so many questions and concerns when going to the doctor and he sat addressing all of them. At no point did he seem like I was taking up his time too which I appreciate so much. I have had doctors that rush me right out and try to avoid answering my concerns. Dr. Schwartz was patient and seemed genuinely interested in helping me find a solution. Highly recommend seeing him!"
"I had Dr. Schwartz perform my first colonoscopy several years ago. I trust him to do my follow up. He is a highly skilled gastroenterologist, and would not go to anyone else."
"Absolutely thrilled with the diagnosis and relatively simple treatment of a GI issue that has plagued me for 20 years with increasing severity. Truly a new lease on life. Many thanks !"
"Office totally professional in all departments wonderful experience. All office personnel very knowledgeable and helpful. Would definitely refer patients to this office"
"Dr Schwartz , is very pleasant. Full of information very knowledgeable. Someone we can really trust."
"Dr Schwartz is an amazing doctor. He diagnosed my digestive problems correctly and literally saved my life. I’ll never go to anyone else."
"Dr. Schwartz did an excellent job of making me comfortable as a patient. He was knowledgeable and thorough and made me feel comfortable about my procedure. He answered all my questions."
"I was very impressed with the no waiting time. Dr. Schwartz answered all questions and concerns. I never felt rush"
"Great bedside manner and with explaining the process of a colonoscopy."
"Dr Swartz has been my doctor since 2003 and I would highly recommend him. He is a very good doctor."
"Dr. Schwartz and his staff are extremely professional yet personable. Dr. Schwartz is patient answering questions, explaining procedures and presenting results. He also has a good sense of humor."
"Dr Schwartz is very pleasant and a great doctor. I always enjoy visiting him."
"Dr. Schwartz is a really nice guy. He made my experience at my appointment very comfortable and answered all questions in depth."
"Dr. Schwartz is amazing. I was referred to him by my primary physician, it was an excellent choice. KW"
"Excellent clinician, easy to understand."
"Dr. Schwartz is great! Highly recommend"
"Great Doctor. Good bedside manners. He has trained and works with an efficient staff. A pleasant experience for me."
"Was very courteous and professional and a future plan is to take place. Hopefully we'll find results soon after the procedure."
"Great experience, great bedside manor."
"Dr Schwartz is excellent with his professional and courteous approach. We highly recommend him."
"Dr. Douglas J. Schwartz has been my doctor for at least 15 years. He is such a respectful and patient doctor. He's professional and treats his patients with the highest degree of human kindness and care. I trust his knowledge completely and recommend him and his Staff if you're seeking the "Best" in his field. Thank you ~ Elvia"
"Great Doctor! Excellent service!"
"Very professional and respectful office."
"Great experience. Doctor and staff very pleasant and helpful ."
"Appt times are always on point. Very professional team and very easy to discuss my health issues with my provider"
"Love the location. Dr. Schwartz is knowledgeable and very polite. I would most definitely recommend him."
"Excellent Doctor"
"Dr. Doug is an excellent physician. He takes his time with you and you never feel rushed. He is an excellent listener and I trust him implicitly."
"Dr. Schwartz came HIGHLY recommended by my primary care physician. He was knowledgeable, took time to listen to me, and was kind. Anna was also very helpful. :)"
"Nothing but excellent words and praise to offer. Dr. Schwartz is a fantastic gastroenterologist."
"Dr. Schwartz really works to get to the root of my problem. Very professional and concise."
"I think Dr Schwartz is an excellent doctor and very knowledgeable. Been going to him for years. The office environment is awesome."
"I had Dr. Schwartz for the last few years and he's been great at diagnosing my ulcerative colitis and executing my colonoscopy. He's seems like a decent person and is very straightforward. I've never had any problems with him and I was surprised to see he only had one star reviews at the time of me posting this."
"I had Dr. Schwartz for the last few years and he's been great at diagnosing my ulcerative colitis and executing my colonoscopy. He's seems like a decent person and is very straightforward. I've never had any problems with him and I was surprised to see he only had one star reviews at the time of me posting this."