Gastric Bypass Surgery
At Houston Weight Loss, we offer advanced general, laparoscopic, and bariatric surgeries with a focus on safety, precision, and faster recovery. Led by Dr. Irfan Wadiwala, our team provides personalized care to help patients achieve better health and lasting results.
5220 Farm to Market 2920 Suite 120, Spring, TX 77388
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Gastric Bypass Surgery
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Gastric Bypass Surgery Specialist in Houston, TX
If you’ve been struggling with obesity and haven’t achieved lasting results through diet, exercise, or non-surgical methods, gastric bypass surgery may be the safe and effective solution for long-term weight loss.
At Houston Weight Loss, fellowship-trained and board-certified bariatric surgeon Dr. Irfan Wadiwala offers laparoscopic gastric bypass surgery to help patients lose significant weight and improve obesity-related health conditions. Many patients lose 60–80% of their excess body weight within the first 12–18 months following surgery.
📞 Call (281) 653-6544 or schedule your consultation online today to learn if gastric bypass is the right step toward a healthier future.
What is Gastric Bypass Surgery?
Gastric bypass surgery (also known as Roux-en-Y gastric bypass) is an FDA-approved, minimally invasive weight loss procedure. During surgery:
- A small stomach pouch is created to limit how much you can eat.
- The small intestine is rerouted to bypass part of the digestive tract.
This process not only reduces food intake but also changes how your body absorbs calories and nutrients—leading to faster, more sustainable weight loss.
Benefits of Gastric Bypass Surgery
Patients often choose gastric bypass because of its proven effectiveness. Key benefits include:
- Significant and long-lasting weight loss results
- Resolution or improvement of conditions like type 2 diabetes, sleep apnea, and high blood pressure
- Minimally invasive laparoscopic procedure
- Faster recovery compared to open surgery
- Long history of safety and success in bariatric care
What to Expect During the Gastric Bypass Procedure
At Houston Weight Loss, Dr. Wadiwala performs gastric bypass using laparoscopic techniques, requiring only small incisions.
Step-by-step:
- A small stomach pouch is created to hold less food.
- A section of the small intestine is connected to the pouch, bypassing part of the digestive tract.
- This rerouting reduces calorie absorption and helps you feel full sooner.
Because it’s minimally invasive:
- Pain is reduced
- Recovery is quicker
- Scarring is minimal
Recovery After Gastric Bypass
Recovery is usually faster with laparoscopic techniques, though more involved than Lap-Band due to digestive rerouting.
What to expect:
- Many patients go home within 1–2 days
- Return to normal activities in 2–4 weeks
- Special dietary phases (liquid → pureed → soft → regular foods)
- Lifelong vitamin supplementation is required to avoid deficiencies
Most patients notice significant weight loss within the first year, along with improvement in obesity-related health problems.
Is Gastric Bypass Surgery Right for You?
You may be a candidate if you:
- Have a BMI of 40+, or 35+ with obesity-related health conditions (diabetes, sleep apnea, hypertension, etc.)
- Have not achieved sustained weight loss through diet, exercise, or medication
- Are committed to long-term lifestyle and nutritional changes
- Want a proven, long-term solution for obesity and related health risks
During your consultation, Dr. Wadiwala will review your medical history, lifestyle, and goals to determine if gastric bypass is right for you.
Frequently Asked Questions (FAQ)
How does gastric bypass help with weight loss?
It limits food intake by creating a small stomach pouch and reduces calorie absorption by bypassing part of the digestive tract.
Is gastric bypass safe?
Yes. It’s one of the most common and well-studied bariatric surgeries with a long track record of safety and effectiveness.
Will I need to take vitamins after surgery?
Yes. Because absorption is reduced, patients need to take daily supplements to prevent deficiencies.
How long is the recovery period?
Most patients return to normal routines in 2–4 weeks, with lifelong follow-up care recommended.
How soon will I see results?
Many patients lose 60–80% of excess body weight within 12–18 months. Improvements in conditions like diabetes and high blood pressure often occur within weeks.
Meet Our Doctors

Meet Dr. Irfan Wadiwala
Dr. Irfan I. Wadiwala, DO is a fellowship-trained bariatric surgeon and board-certified general surgeon with over 12 years of experience. He has performed thousands of successful bariatric and general surgical procedures with excellent patient outcomes.
Education and Training:
- Graduated Summa Cum Laude from Western University, Pomona, California.
- Completed General Surgery Residency at Martin Luther King and Arrowhead Regional Medical Center near Los Angeles.
- Completed a fellowship in Laparoscopic Bariatric Surgery at Penn State Milton Hershey Medical Center in Pennsylvania.
Professional Affiliations:
- American Society for Metabolic and Bariatric Surgery
- Society of American Gastrointestinal and Endoscopic Surgeons
- Harris County Medical Society
- Texas Medical Association
Dr. Wadiwala stays current with latest advancements and techniques by attending conferences and continuously refining his surgical skills.
Specialties:
- Bariatric surgery for weight loss
- Hernia repair
- Gallbladder removal
- Appendectomy
- Cyst removal
- Complex general surgeries
As a compassionate and highly skilled surgeon, Dr. Wadiwala’s mission is to help patients achieve a healthier lifestyle and improved quality of life through safe and effective surgical care.
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Why Choose Houston Weight Loss for Gastric Bypass Surgery
- Fellowship-trained, board-certified bariatric surgeon with 12+ years of experience
- Expertise in laparoscopic, minimally invasive gastric bypass
- Proven track record of helping patients achieve life-changing results
- Personalized care, from initial consultation to lifelong follow-up
- Telehealth and in-office visits for ongoing support
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