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Cigna HMO
Cigna PPO
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Dr. Mark Allendorph, MD
Gastroenterology*
Age 70
4.5 (8 Ratings)
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Dr. Mark Allendorph, MD is a Gastroenterologist in Alton, IL.
Dr. Mark Allendorph, MD
Alton, IL
Accepting new patients
44 years of experience
Dr. Mark Allendorph, MD is a Gastroenterologist in Alton, IL.
About
Dr. Allendorph graduated from
Explains Conditions Well
Patients said this doctor explains conditions well.
Trustworthy
Patients said this doctor is trustworthy.
Friendly Staff
Patients said the staff was friendly.
Easy Scheduling
Patients said scheduling was easy.
Compare with other Gastroenterologists
Compare Dr. Allendorph with our nearby Gastroenterologists at Mayo
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These providers are on the medical staff of Mayo.
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Locations
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Mark M Allendoph MD111 E 4th St Ste 220, Alton, IL 62002
Patient Satisfaction
Likelihood to recommend Dr. Allendorph
4.5
Based on 8 Reviews
5 Stars (7)
4 Stars (0)
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1 Star (1)
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About Me
Specialties*
Gastroenterology
Internal Medicine
- *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education
Education
Medical Education
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Rosalind Franklin University Chicago Medical School
1980
Board Certifications
Board Certifications
- Gastroenterology and Internal Medicine
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Frequently Asked Questions
Find contact information here to make an appointment.
A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.
New patients are generally accepted by Dr. Mark Allendorph, MD. To arrange an appointment, call the number on Dr. Allendorph's profile.
Dr. Allendorph in specializes in Gastroenterology. See more on Sharecare.
Dr. Allendorph's office is located at 111 E 4th St Ste 220 Alton, IL 62002. You can find other locations and directions on Sharecare.
Dr. Allendorph provides telehealth services. Please contact the office to determine whether you are eligible.
Yes, Dr. Mark Allendorph, MD holds board certification in Gastroenterology and Internal Medicine.
Dr. Mark Allendorph, MD has a star rating of 4.5/5. See more patient feedback on Sharecare.
