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Jason Weiss

Jason Weiss, MD

4.7320 ratings

Colon and Rectal Surgery

Video Visit
Accepting New Patients

Highlights

Age Groups Seen

  • Adults
  • Geriatrics

Languages

  • English

Provider Gender

Male

About Jason Weiss and Banner Safety Practices

Care Philosophy

I enjoy working and partnering with Gastroenterologists to diagnose and treat patients with complex digestive diseases and conditions in order to reduce their health risks and improve outcomes.

Specializing In

Robotic Surgery for colon, rectal, and anal cancers, as well as diverticulitis.

Interests & Activities

My wife and I are active members of the Phoenix community, we have a son and two daughters in middle and elementary school.

All Banner facilities are pleased to provide interpretation services to our patients and their companions for no charge - just ask when you arrive.

Hospital Affiliations

Banner - University Medical Center Phoenix

Expertise

Education

  • Fellowship: Ohio State University Wexner Medical Center, Colorectal Surgery, 2017
  • Fellowship: University of Southern California Medical Center, Research, 2016
  • Residency: Banner University Medical Center Phoenix, General Surgery, 2015
  • Medical School: University Of Iowa Roy J & Lucille A Carver College Of Medicine, 2008

Board Certifications

  • Colon & Rectal Surgery: American Board of Colon & Rectal Surgery, 2019
  • Surgery (General Surgery): American Board of Surgery, 2017

Locations

  1. Banner - University Medicine Colon & Rectal Surgery Clinic
    • 1441 North 12th Street, Floor 3, Phoenix, AZ 85006
Need help scheduling? Call 602-521-5100

Testimonials

4.7 out of 5.0

320 ratings

All patient experience ratings and testimonials are submitted by actual patients and verified by a leading independent customer experience company. Patient identities are withheld to ensure confidentiality and privacy.

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    5 out of 5 stars
    Reviewed on 12/1/2025

    Dr. Weiss was very attentive and kind. listened to my concerns.

    5 out of 5 stars
    Reviewed on 9/19/2025

    His knowledge and pleasant manners.

    5 out of 5 stars
    Reviewed on 5/19/2025

    He was knowledgeable, thorough, and kind.

    5 out of 5 stars
    Reviewed on 3/22/2025

    Good at explaining everything

    5 out of 5 stars
    Reviewed on 1/27/2025

    He was s very professional, knowledgeable, listens to what you are saying, and courteous.

    5 out of 5 stars
    Reviewed on 12/23/2024

    Very professional and compassionate

    5 out of 5 stars
    Reviewed on 12/19/2024

    He was very professional and answered our questions.

    5 out of 5 stars
    Reviewed on 11/25/2024

    Dr. Weiss makes you feel comfortable when going over information. He listened to concerns with thorough explanations.

    5 out of 5 stars
    Reviewed on 11/22/2024

    He was thorough, easy to understand ,I felt he was concerned and was knowledgeable

    5 out of 5 stars
    Reviewed on 11/19/2024

    I was very afraid about this surgery, I don't know why, I wanted to cancel but I decided to give Dr Weiss the opportunity to get me well. He was fantastic, thank you Dr Weiss for giving me the opportunity to feel much better. Thank you for your care.

    5 out of 5 stars
    Reviewed on 11/19/2024

    He was caring and concerned. Answered all of my questions and concerns.

    5 out of 5 stars
    Reviewed on 11/18/2024

    Very professional and personable.

    5 out of 5 stars
    Reviewed on 11/16/2024

    He is an excellent physician and surgeon. He listens to his patients and he keeps you informed of what is happening.

    5 out of 5 stars
    Reviewed on 11/8/2024

    Knowledgeable and professional

    5 out of 5 stars
    Reviewed on 11/7/2024

    He listened carefully. He seemed interested in me and my issue.

    5 out of 5 stars
    Reviewed on 10/24/2024

    Very knowledgeable easy to talk too was able to understand what was said and answered any questions when I asked him

    5 out of 5 stars
    Reviewed on 10/24/2024

    He's very professional and explained my diagnosis in easy to understand terms

    5 out of 5 stars
    Reviewed on 10/24/2024

    Courteous and knowledgeable

    5 out of 5 stars
    Reviewed on 10/21/2024

    Dr Weiss was easy to talk to and took his time to address proposed procedures and concerns.

    5 out of 5 stars
    Reviewed on 9/30/2024

    He is serious about wanting his patients to succeed and do well. He is thorough, professional, attentive to detail, and a good listener.

    5 out of 5 stars
    Reviewed on 9/29/2024

    Very impressionable knowledgeable about his specialty easy to talk to

    5 out of 5 stars
    Reviewed on 9/28/2024

    He is knowledgeable, kind and empathetic. I feel secure with him as my physician.

    5 out of 5 stars
    Reviewed on 9/24/2024

    Dr. Weise is the best there is. Always kind and never too busy to answer questions.

    5 out of 5 stars
    Reviewed on 9/23/2024

    Dr. Weiss is a skilled professional with an amazing support team. He is personable, kind, honest, and direct.

    5 out of 5 stars
    Reviewed on 9/20/2024

    Dr Weiss made me feel at ease as soon as I met him. Explained everything in detail. Highly recommend Dr Jason Weiss!

    5 out of 5 stars
    Reviewed on 9/16/2024

    Very professional. Took the time to consult and answer all my questions.

    5 out of 5 stars
    Reviewed on 9/2/2024

    Doc Weiss was very informative and the exam was very thorough. He was personable and I appreciated his assistant Rossalie .

    5 out of 5 stars
    Reviewed on 8/30/2024

    Muy profesional

    5 out of 5 stars
    Reviewed on 8/20/2024

    Listened to my concerns.

    5 out of 5 stars
    Reviewed on 8/20/2024

    Exceptional care.

    5 out of 5 stars
    Reviewed on 8/19/2024

    Top notch caregivers, all.

    5 out of 5 stars
    Reviewed on 8/18/2024

    He is an excellent surgeon and good human.

    5 out of 5 stars
    Reviewed on 8/15/2024

    Excellent care, addressed all of our concerns

    5 out of 5 stars
    Reviewed on 7/22/2024

    Friendly, informative

    5 out of 5 stars
    Reviewed on 7/21/2024

    He was most helpful. I have a follow up appointment.

    5 out of 5 stars
    Reviewed on 7/17/2024

    He was a good listener and answered all my questions.

    5 out of 5 stars
    Reviewed on 7/11/2024

    Dr. Weiss was very professional and caring.

    5 out of 5 stars
    Reviewed on 7/4/2024

    He is absolutely amazing. He actually listens to the patients, explains all options, and is phenomenal at what he does.

    5 out of 5 stars
    Reviewed on 6/21/2024

    Very knowledgeable and highly recommended doctor.

    5 out of 5 stars
    Reviewed on 6/18/2024

    He thorough in his explanation of the procedure and answered all my questions.

    5 out of 5 stars
    Reviewed on 6/14/2024

    He took such great care of me and addressed my problem and answered all my questions.

    5 out of 5 stars
    Reviewed on 6/10/2024

    Regarding my treatment that is going to start he talked of how it goes before a board of doctors and I like that because several surgeons now I know that support me. I have high confidence I'm going to feel better.

    5 out of 5 stars
    Reviewed on 5/13/2024

    Dr Weiss was informative to both myself and my family

    5 out of 5 stars
    Reviewed on 4/9/2024

    Dr. Weiss I was an excellent doctor. He was genuinely patient and listened to my problem. He asked several questions and took my concerns seriously and you felt heard and that he wanted to help you. He gave me important advice and a thorough examination where I felt safe and comfortable. His eye contact with me and observance was an indicator that assured me he was assessing what he saw and what he heard to help with my diagnosis as well.

    5 out of 5 stars
    Reviewed on 4/7/2024

    He did his usual outstanding job!

    5 out of 5 stars
    Reviewed on 4/3/2024

    Dr. Weiss was amazing. He was on time, and willing to spend the time with me to understand my concerns. He also made what is inherently an uncomfortable exam feel as comfortable/safe as possible. He ensured I was informed, and even walked me out. Highly recommend him.

    5 out of 5 stars
    Reviewed on 3/2/2024

    He is very knowledgeable and gentle. He takes his time and lets you ask questions and gives understandable answers.

    5 out of 5 stars
    Reviewed on 2/15/2024

    Outstanding care

    5 out of 5 stars
    Reviewed on 2/3/2024

    Very thorough and gentle care

    5 out of 5 stars
    Reviewed on 2/2/2024

    He explained everything to me and answered all my questions.

    5 out of 5 stars
    Reviewed on 1/16/2024

    Dr Weiss is the best.

    5 out of 5 stars
    Reviewed on 11/17/2023

    Through and excellent communicator.

    5 out of 5 stars
    Reviewed on 11/17/2023

    Easy to see

    5 out of 5 stars
    Reviewed on 10/9/2023

    He asked direct and pertinent questions and didn't waste my time.

    5 out of 5 stars
    Reviewed on 10/9/2023

    Personable and patient with my questions.

    5 out of 5 stars
    Reviewed on 10/2/2023

    The Doctor listens and he cares and he's always friendly in a good mood.

    5 out of 5 stars
    Reviewed on 9/25/2023

    Friendly and professional

    5 out of 5 stars
    Reviewed on 9/25/2023

    Caring doctor

    5 out of 5 stars
    Reviewed on 9/12/2023

    Genuinely cared about my medical problem.

    5 out of 5 stars
    Reviewed on 9/8/2023

    Listened carefully.

    5 out of 5 stars
    Reviewed on 8/13/2023

    Took the time to go over my medical history and was honest in what could be done about my situation.

    5 out of 5 stars
    Reviewed on 8/12/2023

    Efficient, friendly, business like, answered inquiries and questions.

    5 out of 5 stars
    Reviewed on 8/10/2023

    Knowledgeable

    5 out of 5 stars
    Reviewed on 8/5/2023

    He was very thorough and answered all my questions.

    5 out of 5 stars
    Reviewed on 7/24/2023

    I liked him, they were on time and efficient.

    5 out of 5 stars
    Reviewed on 6/30/2023

    Very knowledgable and sincere in his concern for my well being.

    5 out of 5 stars
    Reviewed on 6/13/2023

    Doctor Weiss was very helpful and friendly every time I see him. He answered all my questions and helped me out 100%. Best doctor you could ever have.

    5 out of 5 stars
    Reviewed on 6/9/2023

    Dr. Jason Weiss explained my issue very well and informed me with the information I needed. I was a little nervous at first but the doctor and the staff made me feel comfortable.

    5 out of 5 stars
    Reviewed on 5/20/2023

    Knowledgeable, communicative, and empathetic.

    5 out of 5 stars
    Reviewed on 5/20/2023

    Very professional.

    5 out of 5 stars
    Reviewed on 5/5/2023

    Very kind, attentive, and professional, answered questions - was well informed, and experienced in the treatment/medicine relevant to my medical needs.

    5 out of 5 stars
    Reviewed on 4/25/2023

    Great bedside manner

    5 out of 5 stars
    Reviewed on 4/24/2023

    He took the time to explain everything in detail and gave me the facts straight up. Very kind. Excellent doctor.

    5 out of 5 stars
    Reviewed on 4/24/2023

    Easy to talk to, very kind to me. very professional.

    5 out of 5 stars
    Reviewed on 4/6/2023

    Dr. Weiss was very kind, gentle, not too invasive but thorough with my care and getting the help I need in a timely manner.

    5 out of 5 stars
    Reviewed on 3/31/2023

    Great reputation and service.

    5 out of 5 stars
    Reviewed on 3/21/2023

    Dr. Weiss was very professional and knowledgeable. He was helpful and answered all my questions. I believe that he has given me excellent advise on the appropriate steps to recovery. This has been echoed by other doctors that I have interacted with since. I am very confident that my care is in good hands with Dr. Weiss.

    5 out of 5 stars
    Reviewed on 3/10/2023

    Very knowledgeable. Treats me well.

    5 out of 5 stars
    Reviewed on 2/10/2023

    Excellent surgeon and thorough examination. Spent adequate time with me and answered my questions. Offered alternative treatment options. Easy to schedule the procedure of my choice.

    5 out of 5 stars
    Reviewed on 11/11/2024

    Very friendly and knowledgeable

    5 out of 5 stars
    Reviewed on 8/14/2024

    I met with Dr. Jason Weiss before surgery was scheduled. He was knowledgeable, confident and experienced, putting me at ease with my diagnosis and upcoming surgery.

    5 out of 5 stars
    Reviewed on 6/26/2024

    Very understanding, informed me in detail as to what the plan of care ws likely to be.

    5 out of 5 stars
    Reviewed on 2/10/2023

    He was professional, knowledgeable, caring.

    4 out of 5 stars
    Reviewed on 8/19/2024

    He was nice and attentive.

    4 out of 5 stars
    Reviewed on 5/14/2024

    He is very pleasant let me know what was going to happen answered any questions I had for him. I felt very comfortable talking to him

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