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).
Casper’s Best GI Doctors
Our gastroenterologists and staff at Sterling Surgery 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 performing a myriad of GI procedures, including colonoscopy, esophageal dilation, flexible sigmoidoscopy, upper endoscopy and small bowel enteroscopy.
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!
For Your Visit
Sterling Surgery 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 Natrona County.
Patient Forms
At Sterling Surgery 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).
Insurance and Billing
Sterling Surgery 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.
Meet Our Physicians
View All Physicians
Chad J. Cooper
M.D., MHA
Raoul Joubran
M.D.
Phillip T. Krmpotich
M.D.
117 Reviews
Feb 2, 2026
Jan 20, 2026
Very friendly and professional. The nurses made me feel at ease and my procedure went well. Very good staff.
Jan 18, 2026
Had a really great experience except having to drink the prep lol
Jan 6, 2026
I like getting a procedure done in a place that does it ALL THE TIME. This place does! Everything went very smoothly.
Recent Posts
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.
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.
Everyone is so friendly!!