The Colorado Bariatric Surgery Institute Team

Our Colorado Bariatric Surgery Institute team is dedicated to helping all of our patients through the bariatric surgery process.

LouAnn Ornelas

LouAnn Ornelas at Colorado Bariatric Surgery InstituteLouAnn is the CBSI medical receptionist and your first contact with our office. She helps prospective patients schedule appointments and provides them with a timeline of what to expect throughout their weight-loss journey.  Her organization helps to prepare patients for their appointments before and after surgery. She is skilled at coordinating the schedules of multidisciplinary team members across the board, and arranging patient consults with Dr. Brown. LouAnn has been instrumental to the CBSI team since 2011, with over 15 years of experience in the healthcare field.

Dina Ray

Dina Ray at Colorado Bariatric Surgery InstituteDina is our bariatric insurance coordinator. It is Dina who communicates with the insurance provider—on behalf of the patient—in order to determine which bariatric benefits are available to him or her. She helps patients understand the costs associated with surgery per their insurance plan, and schedules any medically supervised weight loss visits that are required in accordance with their insurance plan, before surgery. Dina has been an integral part of the CBSI team since 2013.



If you are ready to achieve your weight loss goals and start on the path to a healthier and happier life give us a call at (303)861-4505.

CBSI is an ASMBS Center of Excellence that provides a quality and comprehensive bariatric program dedicated to patients who desire long-term weight loss and improved overall health.

FREE Insurance Evaluation

FREE Insurance Evaluation

We provide a FREE insurance evaluation for your bariatric surgery prior to your consultation. We want you to know what insurance benefits your carrier provides for bariatric surgery in order to help you manage the cost of surgery from day one.

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Gastric Bypass

Gastric bypass is a safe and effective bariatric surgery that allows patients to experience dramatic weight loss that is also associated with significant improvement or resolution of obesity-related illnesses.

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the Gastric Sleeve

The robotic bariatric sleeve gastrectomy is a surgical weight-loss procedure that involves permanently removing a large portion of the stomach.

John Brown, Colorado Robotic Bariatric Surgery

Bariatric Surgery

The robot provides the most advanced technology for weight-loss surgery. It allows for less bleeding, less post-operative pain, and a shorter hospital stay.

Our Videos

Watch the videos and read testimonials from some of our CBSI patients. Their compelling stories will help you better understand how weight-loss surgery can favorably impact your health and life.