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GastroIntestinal Diagnostic CenterGastroIntestinal Diagnostic Center

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Celebrating Our Patient Experience Scores

Our Ratings Exceed National Averages

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Beat the Trend. Get Screened at 45!

More Young Adults Are Getting Colon Cancer.

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For Fort Meade Patients

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How We're Keeping You Safe

Learn what steps we've added to keep you safe

Prevent Colon Cancer

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About Us

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Baltimore’s Best GI Doctors

Our gastroenterologists and staff at GastroIntestinal Diagnostic Center are dedicated to providing quality, affordable care to the community in our quest to lower colon cancer rates and treat an array of digestive diseases, including Crohn’s Disease, irritable bowel syndrome (IBS) and gastroesophageal reflux disease (GERD).

We believe in compassionate medicine, where patients feel reassured and unrushed. We hold ourselves to the highest of standards, as our center is accredited by the Accreditation Association for Ambulatory Health Care (AAAHC).

Our board-certified GI doctors specialize in a myriad of GI procedures, including colonoscopy, flexible sigmoidoscopy and upper endoscopy.

If you are due for a colonoscopy or in need of a GI procedure, don’t put it off any longer. Give us a call today!

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For Your Visit

GastroIntestinal Diagnostic Center is committed to ensuring that your experience with us is relaxed and worry-free, from consultation through recovery. To assist us, we ask that you read and comply with all guidelines.

We’re pleased to partner with StopColonCancerNow to help boost colon cancer screenings and prevention for residents in Baltimore County.

Patient Forms

At GastroIntestinal Diagnostic Center, your time is as valuable to us as it is to you. That’s why we provide online access to a variety of forms that patients may complete before their visit. The following documents will help us expedite the check-in process for your appointment. Please take a moment to download and print the appropriate form(s).

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Insurance and Billing

GastroIntestinal Diagnostic Center accepts most major insurance. We will bill your insurance carrier for you; however, we cannot tell you what your policy will cover. Since your insurance policy and coverage are between you and your carrier, we urge you to contact them prior to your procedure. You will be responsible for any co-pays and deductibles.

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Meet Our Physicians

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Thomas Abernathy Thomas Abernathy M.D. Allen T. Banegura Allen T. Banegura M.D. Louis A. Salas Louis A. Salas M.D. Neeraj Sardana Neeraj Sardana M.D. Missale Solomon Missale Solomon M.D.
Recent Posts
Patient Finds Answers Through Timely GI Evaluation at ASC

Patient Finds Answers Through Timely GI Evaluation at ASC

Discover how one patient found answers for chronic digestive issues at an ambulatory surgery center (ASC).

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You're Not Too Young: Why Colon Cancer Screening Matters

You're Not Too Young: Why Colon Cancer Screening Matters

Colorectal cancer is increasingly affecting adults under 50, making it a growing concern among younger populations.

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Beat the Trend of Early-onset Colon Cancer through Timely Screening

Beat the Trend of Early-onset Colon Cancer through Timely Screening

Colorectal cancer cases rising in young adults is a concerning global trend. The best way to beat the trend is to prevent or detect the disease early through timely screenings.

Read More
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GastroIntestinal Diagnostic Center
700 Geipe Road, Suite 220,
Catonsville, MD 21228

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