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1 Patient Reviews

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Office Hours

Mon:6:30am - 6:00pm
Tue:6:30am - 6:00pm
Wed:6:30am - 6:00pm
Thu:6:30am - 6:00pm
Fri:6:30am - 6:00pm

Mark Shell, DO

Internal Medicine Physician - Gastroenterology

Highlights

Has Online Scheduling

Biography

Mark Shell, DO is a Internal Medicine Physician - Gastroenterology practicing in College Station, TX

He has not yet shared a personalized biography with Doctor.com.

Featured Review See More Reviews

Dr. Shell listens to his patients and is easy to talk to. He sincerely wants you to get well. He takes my concerns seriously.…

Anonymous

Summary

Provider Training

University	Degree	Focus	Graduated
Texas College Of Osteopathic Medicine	Doctorate	MD	2019

Institution	Focus	Year
Residency - Texas A&M College of Medicine-Scott & White	Internal Medicine	2022
Fellowship - Texas A&M HealthScienceCenterCOM-Scott & White	Gastroenterology	2025

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Specialties

Languages Spoken

English

Medical Specialties

Internal Medicine Physician - Sub-Specialty: Gastroenterology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5
Number of Reviews: 1
Most Recent Review: 01/09/2026

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Office & Staff Evaluation

Ease of Getting an Appointment

Courtesy of Practice Staff Not rated

Office Appearance & Atmosphere

Handling of Billing Matters Not rated

Average Wait Time Not Rated

Provider Evaluation

Willingness to Spend Time with You

Listening Skills

Clear Explanations

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Verified Patient

“Dr. Shell listens to his patient...”

Dr. Shell listens to his patients and is easy to talk to. He sincerely wants you to get well. He takes my concerns seriously.

Anonymous 01/09/2026