0 reviews
Summary
Dr. Andrew Walker treats colon cancer prevention and performs colonoscopy and endoscopic retrograde cholangiopancreatography (ERCP) as part of his gastroenterology practice. He also performs lower GI endoscopy and upper GI endoscopy.
Dr. Walker earned his medical degree from St. Louis University School of Medicine and sees patients in Madison and Janesville, Wisconsin.
Dr. Walker earned his medical degree from St. Louis University School of Medicine and sees patients in Madison and Janesville, Wisconsin.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 19 years of experience
- 19 insurance plans accepted
- speaks English
- St Louis University School Of Medicine
- 2 specialties
- 2 areas of expertise
- 2 office locations
- Male
Office Locations
Andrew J Walker has 2 locationsSSM Health Dean Medical Group
700 S Park StMadison, WI 53715 Tel: (608) 260-3405
Mon7:30 am - 5:00 pm
Tue7:30 am - 5:00 pm
Wed7:30 am - 5:00 pm
Thu7:30 am - 5:00 pm
Fri7:30 am - 5:00 pm
SatClosed
SunClosed
SSM Health Dean Medical Group
3200 E Racine StJanesville, WI 53546 Tel: (608) 260-3405
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Andrew J Walker, MD | Dr. Lisa Lynn Strate, MD | Dr. Sumona Saha, MD | Dr. John Patrick Rice, MD |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | ||
| 19 Years of Experience | 31 Years of Experience | 24 Years of Experience | 22 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English, Spanish | Speaks English | Speaks English |
| Madison , WI | Madison , WI | Madison , WI | Madison , WI |
| Med School: St Louis University School Of Medicine | Med School: University Of California San Francisco School Of Medicine | Med School: Warren Alpert Medical School Of Brown University | Med School: University Of Nebraska College Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Andrew J Walker
Medical Specialties
Andrew J Walker has the following 2 specialties
Specialty Expertise
Andrew J Walker has the following 2 areas of expertise
Certifications, License, & Education
19 Years Experience
Andrew J Walker holds an active medical license in the state of Wisconsin.
Medical License
Medical Doctor with an active medical license in the state of Wisconsin that expires in 2027.
Education & Training
Medical School
Graduated from St Louis University School Of Medicine in 2007.
NPI Number
Andrew J Walker's NPI number is 1649482605.
Similar doctors
Frequently Asked Questions
- Does Andrew Walker accept virtual/telehealth appointments?
- Andrew Walker has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Andrew Walker's office located?
- Andrew Walker's office is located at 700 S Park St, Madison, WI, 53715.
- Does Andrew Walker accept my insurance?
- You can see the insurance plans that Andrew Walker accepts on their Vitals profile.
- How can I make an appointment with Andrew Walker?
- You can find contact information for Andrew Walker here on Vitals.
- Is Andrew Walker accepting new patients?
- Andrew Walker is accepting new patients on Vitals. View Andrew Walker's profile on Vitals to make an appointment.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.



