Summary

Dr. Andrew Walker is a gastroenterologist who focuses on digestive health and disease prevention. He earned his medical degree from St. Louis University School of Medicine and brings 19 years of experience to his practice. Dr. Walker communicates with patients in English.

Dr. Walker practices with SSM Health Dean Medical Group in Madison and Janesville, Wisconsin. He specializes in colon cancer prevention and performs colonoscopies to help detect potential issues early. His expertise includes advanced procedures such as ERCP, which helps diagnose and treat problems in the bile ducts and pancreas. Dr. Walker also performs upper and lower endoscopy procedures to examine the digestive tract and provide comprehensive gastrointestinal care.

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 locations

SSM Health Dean Medical Group

700 S Park StMadison, WI 53715
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
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

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Andrew J Walker, MD
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Andrew J Walker, MDDr. Katelyn Marie BackhausDr. Thomas Landis Ratchford, MDDr. Jonathan Yin Jeong Wong, DO
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients
19 Years of Experience 5 Years of Experience 13 Years of Experience 21 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Madison , WIMadison , WIRockford , ILMiddleton , WI
Med School: St Louis University School Of Medicine Med School: University Of Wisconsin School Of Medicine & Public Health Med School: University Of Virginia School Of Medicine Med School: Univ Of Calgary Fac Of Med
Current Profile
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Insurance Plans Accepted by Andrew J Walker

  • Aetna
  • Allegiance Life and Health
  • Blue Cross Blue Shield
  • Cigna
  • Dean Health Plan
  • Dean Health Plan - Medicaid (Managed)
  • Group Health Cooperative of South Central Wisconsin
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medica
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Network Health Plan
  • Optum Health
  • Physicians Mutual
  • UnitedHealthcare
  • WPS Health Plan

Medical Specialties

Andrew J Walker has the following 2 specialties

Specialty Expertise

Andrew J Walker has the following 2 areas of expertise

  • Gastroenterologist
  • Internal Medicine

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.

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Frequently Asked Questions

Does Andrew Walker accept my insurance?
You can see the insurance plans that Andrew Walker accepts on their Vitals profile.
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.
Where is Andrew Walker's office located?
Andrew Walker's office is located at 700 S Park St, Madison, WI, 53715.
How can I make an appointment with Andrew Walker?
You can find contact information for Andrew Walker here on Vitals.
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.

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