David J. Ryan, MD
Northwestern Medicine Regional Medical GroupPrimary Specialty
General Surgery
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Based on January 2026 plan details.
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Education
- Medical Education:
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MD, St Louis University School of Medicine - 2009
- Residency:
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University of Illinois College of Medicine at Chicago (Metropolitan Group) - 2014
- Fellowships:
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St Francis Hospital and Medical Center - 2015
Board Certifications
- American Board of Surgery - Surgery (Certified)
Practice Groups and Affiliations
- Medical Group:
- Northwestern Medicine Regional Medical Group
- Alignment Category:
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Northwestern Medicine Physician Network
- On Medical Staff At:
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Delnor Hospital
Ratings and Reviews
At Northwestern Medicine, our patient’s feedback is important to us. While different care providers have their own unique strengths, we strive to be as transparent as possible with our quality of care.
Read Ratings FAQsOverall Rating
1020 Ratings
Reviews from Patients
Reviews from Patients
February 17, 2026
5.0 star star star star starDr. Ryan is very professional. He explains EVERYTHING in a way I can understand. He is very patient with my questions. I have had 2 surgeries done by him and the scars are incredibly minimal! He is excellent and very pleasant to work with.
January 28, 2026
5.0 star star star star starDr. Ryan is phenomenal. He's attentive, thorough, meticulous, and made me feel confident and comforted when I was afraid. I would recommend anyone and everyone to him for any surgical procedure and I feel he's an incredible asset to your surgical team.
January 26, 2026
5.0 star star star star starDr Ryan is the best. I just finished working with him after two surgeries in less than six months. Each surgery went great and I was back to normal in no time. Dr Ryan truly cares about his patients well being. I would highly recommend him.
January 19, 2026
5.0 star star star star starDr Ryan was outstanding from the very first day of consultation and throughout the follow up care process. His demeanor and patience promoted a high degree of confidence and trust in every step of the way. I am very pleased with the outcome and services he provided to make this happen.
December 19, 2025
5.0 star star star star starHe explained the process and used his knowledge and experience to perform my surgery early due to elevated white blood cell count going up. In doing so he was able to remove my gall bladder before a bigger problem happened.
December 09, 2025
5.0 star star star star starDr Ryan's calm demeanor and low key approach promotes an atmosphere of openness making him easy to talk to and for asking any questions. The follow up care post surgery has been very positive and encouraging while providing easy to understand feedback and recovery care instructions. Overall I am very pleased with the rapport he has established fostering an environment of trust and confidence.
November 19, 2025
5.0 star star star star starDr. Ryan was professional, compassionate, and thorough. Before my surgery, he took the time to explain the entire process step by step, which helped me feel at ease. During my follow-up appointment, he went over the results in detail and answered all of my questions with care and patience. Thank you, Dr. Ryan!
November 10, 2025
5.0 star star star star starDr Ryan projected experience and confidence when explaining the surgical procedure which alleviated my concerns and anxieties. He is very down to earth and easy to talk to. Provides excellent care, follow-up, and feedback throughout the post surgery and recovery process.
September 02, 2025
5.0 star star star star starDr Ryan was very patient and thorough in communicating the surgery process that I will undergoing. It provided me with the confidence and reassurance I needed to alleviate any anxiety I was having regarding the pending surgery.
June 29, 2025
5.0 star star star star starDr. Ryan is always looking in my best interest and exploring ways to avoid surgical procedures whenever possible. He is very honest and doesn't hide the fact that specific procedures are not going to be pleasant and not easy to recover from. He is an excellent surgeon and my eventual operation with him went smoothly without any complications.
Disclosures
David J. Ryan, MD reported no external professional relationships for calendar year 2024.
External Professional Relationships
Pharmaceutical, device, and biotechnology companies frequently collaborate with basic scientists and physicians within an academic medical center to help advance science and improve patient care. These relationships are important in achieving scientific breakthroughs and in establishing the effectiveness and safety of promising new therapies. In order to assure objectivity in clinical research and patient care, the Northwestern University Feinberg School of Medicine (Feinberg), Northwestern Memorial HealthCare, Children's Hospital of Chicago Medical Center, and the Shirley Ryan AbilityLab have adopted integrity policies that require research and clinical faculty (in full-time, part-time, and unpaid/voluntary categories) to report compensated and uncompensated external industry relationships. Patients are encouraged to discuss these disclosures with their physician as well as to inquire as to how these relationships are overseen by Feinberg. To learn more about our Disclosure and Professional Integrity Policy, and the conflict of interest policies of our joint affiliate survey partners, please go to our Office for Regulatory Affairs Policies page.