
Luke Umana, MD
A Partner in Your
Weight Loss Journey
Luke Umana, MD, D-ABOM, FACS, FASMBS, provides care with the Springfield Clinic's Bariatric Surgery team and sees patients at Springfield Clinic Main Campus East.
Dr. Umana earned his medical degree and completed his general surgery residency at Indiana University School of Medicine in Indianapolis. He also completed a bariatric and advanced minimally invasive surgery fellowship at AdventHealth Tampa in Florida.
"Patients will receive highly personalized and specialized care. One's weight loss journey is life long, and we are on that journey together."
With board certifications in general surgery and obesity medicine, Dr. Umana offers a comprehensive range of obesity treatment options — from lifestyle changes and medications to the most current bariatric surgery procedures, all performed at MBSAQIP accredited facilities.
Dr. Umana takes a patient-centered approach to weight management, building long-term relationships and providing guidance from the initial consultation through post-operative follow-ups. In his free time, he enjoys spending time with his children, exercising, and playing soccer.

Conditions &
Procedures
Obesity (BMI 35+)
Chronic condition requiring comprehensive medical and surgical treatment approaches.
Type 2 Diabetes
Obesity-related insulin resistance that may improve or resolve after bariatric surgery.
Sleep Apnea
Breathing disruptions during sleep linked to excess weight, often improved through weight loss.
High Blood Pressure
Cardiovascular risk factor frequently associated with obesity and metabolic syndrome.
Joint Pain & Mobility
Weight-related stress on joints that limits daily activity and quality of life.
GERD / Acid Reflux
Chronic digestive condition that can be addressed through specific surgical procedures.
Board Certified. Nationally Recognized.
Training That Sets
the Standard
Indiana University School of Medicine
Indianapolis, Indiana
General Surgery, Indiana University School of Medicine
Indianapolis, IN
Bariatric & Advanced Minimally Invasive Surgery
AdventHealth Tampa, Tampa, FL
What Our Patients Say
Dr. Umana made me feel completely at ease from the very first consultation. His team is professional, caring, and truly invested in your success.
I've lost over 80 pounds and my diabetes is in remission. Dr. Umana and his staff have literally given me my life back.
The most thorough and caring doctor I've ever had. He answers every question and makes sure you understand your options.
From the first consultation to my follow-up appointments, every interaction has been exceptional. I felt safe and supported throughout.
Dr. Umana made me feel completely at ease from the very first consultation. His team is professional, caring, and truly invested in your success.
I've lost over 80 pounds and my diabetes is in remission. Dr. Umana and his staff have literally given me my life back.
The most thorough and caring doctor I've ever had. He answers every question and makes sure you understand your options.
From the first consultation to my follow-up appointments, every interaction has been exceptional. I felt safe and supported throughout.
Dr. Umana's expertise in minimally invasive surgery meant a shorter recovery and less pain than I ever expected. Back to work in under two weeks.
I can't say enough good things about Dr. Umana and the entire bariatric team. They treat you like family, not just a patient.
The entire bariatric team is incredible. From the dietitian to the nurses, everyone is on the same page and working toward your success.
Dr. Umana explained every option clearly and helped me choose the procedure that was right for my specific situation. No pressure, just support.
Dr. Umana's expertise in minimally invasive surgery meant a shorter recovery and less pain than I ever expected. Back to work in under two weeks.
I can't say enough good things about Dr. Umana and the entire bariatric team. They treat you like family, not just a patient.
The entire bariatric team is incredible. From the dietitian to the nurses, everyone is on the same page and working toward your success.
Dr. Umana explained every option clearly and helped me choose the procedure that was right for my specific situation. No pressure, just support.
Convenient Locations for Your Care

Springfield Clinic Bariatric Weight Loss Center
Springfield, IL 62703

Springfield Clinic Surgery Center
Springfield, IL 62703-2403
Accepted Insurance Plans
We accept most major insurance plans. Contact us to verify your coverage.
Aetna
Blue Cross Blue Shield
CIGNA
Health Alliance
HealthLink
UnitedHealthcare
Medicare
Medicaid
Humana
Tricare
HealthSmart
Multiplan/PHCS
