Dr. Mark Allendorph, MD

Dr. Mark Allendorph, MD

Gastroenterology  ·  
Male  ·  
Age 64
(7)
Save
Dr. Mark Allendorph, MD is a gastroenterology specialist in Alton, IL and has been practicing for 33 years. He graduated from Rosalind Franklin University Of Medicine Science/The Chicago Medical School in 1980 and specializes in gastroenterology.

111 E 4th St Ste 220

Alton, IL 62002

Contact Information

(618) 465-5849

Insurance Accepted

  • Cigna

*Please verify this information when scheduling an appointment.

Learn about Dr. Allendorph

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Top Care Areas

See how frequently Dr. Allendorph performs your care needs compared to other doctors.

Hemorrhoids
very high
more than 98% of peers
Abdominal Disorders
very high
more than 98% of peers
Gastrointestinal Diseases
very high
more than 98% of peers

Dr. Allendorph's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Gastroenterology

2  Board Certifications

  • Gastroenterology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

69  Conditions Treated

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3  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for Illinois.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • Rosalind Franklin University Of Medicine Science/The Chicago Medical School
    Medical School | Graduated 1980
  • Med College Wisc Affil Hosps
    Internship Hospital | Completed 1983
  • Med College Wi Affil Hosps
    Residency Hospital | Completed
  • Med College Wisc Affil Hosps
    Fellowship Hospital | Completed 1985

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Allendorph has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Allendorph does not have any memberships or affiliations listed. If you are Dr. Allendorph and would like to add memberships or affiliations, please update your profile.

Dr. Allendorph's Reviews

Likelihood to recommend Dr. Allendorph

5.0

Based on 7 reviews

5 Stars
100%
(7)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
0%
(0)

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Average Wait Time
  • Under 10 minutes
Dr. Allendorph's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness

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