Dr. John Chang, MD

About Dr. John Chang, MD

Dr. John Chang, MD is a Gastroenterology specialist practicing at his Tampa, FL clinic, dedicated to providing high-quality, comprehensive, and patient-centered care. He is registered with The Florida Board of Medicine and practices under the Florida Statutes, Title XXXII, Chapter 458 (Medical Practice). Dr. Chang is committed to understanding the unique needs of each patient and strives to create a supportive and collaborative environment where open communication and shared decision-making are paramount. He's experienced in providing exceptional care for all ages and is currently welcoming new patients.

I provide comprehensive medical care for patients with disorders of the digestive system, encompassing the esophagus, stomach, intestines, liver, gallbladder, and pancreas. Dr. John Chang, MD is a gastroenterologist in Tampa, FL. He has extensive experience in Esophageal Disorders, Gastrointestinal Disorders, and Pancreatic Disease. He is affiliated with medical facilities St. Joseph's Hospital and AdventHealth Carrollwood. He is accepting new patients and telehealth appointments. Dr. Chang earned his medical degree from University of South Alabama and completed his residency training in Gastroenterology at St. Vincent Catholic Medical Center-NY, followed by a fellowship at Nassau County Medical Center. He is Board Certified in Gastroenterology by the American Board of Internal Medicine. He hopes to provide innovative healthcare to all patients, partnering with HCA corporation to achieve these goals, and to contribute to the health of the Tampa community through preventative care and the latest advancements in Gastroenterology. Dr. Chang provides consultations primarily in English. Please call (813) 920-8882 to schedule an appointment.

Gastroenterological Conditions Addressed

Dr. John Chang addresses a wide range of Gastroenterological health concerns, including:

• Splenic Infarct: A splenic infarct is a blockage of blood flow to the spleen, potentially causing pain and swelling.
• Familial Adenomatous Polyposis: Familial adenomatous polyposis (FAP) is an inherited condition causing numerous polyps to grow in the colon and rectum, significantly increasing the risk of colon cancer.
• Barretts Esophagus with Dysplasia: Your esophagus shows signs of Barrett's esophagus, a condition linked to long-term acid reflux, with dysplasia indicating the presence of abnormal cells that warrant close monitoring.
• Gastroesophageal Reflux Disease (GERD): Stomach acid backing up into your esophagus is the hallmark of GERD, often causing chest pain and discomfort.
• Ileus: When your intestines become blocked due to a problem with their muscle function, it's called ileus, and it can lead to a buildup of gas and fluid.
• Large Intestine Infarction: A large intestine infarction is a blockage of blood flow to part of your large intestine, potentially causing pain and needing treatment.
• Gas-Bloat Syndrome: Gas-bloat syndrome involves the buildup of gas in your digestive system, leading to discomfort and distension.
• Pancreatitis: Pancreatitis is a condition where your pancreas, a vital organ for digestion, becomes swollen and inflamed.
• Retroperitoneum Cancer: Retroperitoneal cancer is a type of cancer that develops in the tissues behind the abdominal lining.
• Upper Digestive Tract Cancer: Upper digestive tract cancer affects the esophagus, stomach, or duodenum.
• Intestinal Fistula: An intestinal fistula is an abnormal connection between your intestines and another part of your body.
• Enteritis: Experience intestinal inflammation? Enteritis may be the cause, resulting in symptoms like frequent bowel movements, nausea, and stomach upset.

Please note: This list highlights some common health concerns that Dr. John Chang addresses and is for informational purposes only; it does not constitute medical advice. The range of conditions a Gastroenterology manages is broad, and this list is not exhaustive. For a comprehensive understanding of how he can assist with your Patient's specific health needs or to discuss any particular symptoms, it's always best to schedule a consultation. Accurate diagnosis and personalized treatment plans are developed based on individual patient evaluations.

Gastroenterological Services Provided

Dr. John Chang offers a range of services to support your Patient's health and well-being, such as:

• Hepatitis B Virus Screening: This service screens for hepatitis B virus infection.
• Endoscopy: Endoscopy is a procedure where a thin, flexible tube with a camera is inserted into your body to view the inside of your digestive system.
• Impedance Testing: It's a test that assesses the coordination of muscle contractions in your esophagus to determine the cause of swallowing difficulties or heartburn.
• Biopsy: A biopsy is a procedure to remove a small tissue sample for examination under a microscope.
• Gallbladder Scan: A gallbladder scan helps your doctor see your gallbladder and check for problems like stones or blockages.
• Rigid Proctosigmoidoscopy: A rigid proctosigmoidoscopy is a procedure where a short, rigid tube is inserted into the rectum and sigmoid colon to examine the lining and detect any abnormalities.
• Colon Cancer Screening: Through colon cancer screenings, doctors can identify and treat colon polyps or cancer at its early stages.
• Colorectal Cancer Screening: Screening for colorectal cancer may include colonoscopy, sigmoidoscopy, or stool tests to check for blood or abnormal cells.
• Manometry: Manometry helps doctors assess problems with swallowing, stomach emptying, or bowel movements by measuring pressure changes.
• Capsule Endoscopy: A tiny camera in a capsule you swallow allows doctors to examine your small bowel without surgery during capsule endoscopy.
• Duodenal Polypectomy: If a polyp is found in your duodenum, a procedure called a duodenal polypectomy can be used to safely take it out.
• Colonoscopy: A colonoscopy is a procedure where a thin, flexible tube with a camera is inserted into the rectum to examine the entire large intestine.

Please note: This list highlights some of the key services that may be offered by Dr. John Chang. Service availability can change and not all services listed may be appropriate or offered to every patient. The scope of services provided by a Gastroenterology can vary. For a comprehensive understanding of all available services or to discuss your Patient's specific healthcare needs, it's always best to schedule a consultation. Some specialized procedures or advanced diagnostic tests may require referral to a subspecialist.

All medical services are provided in accordance with the standard scope of practice for Gastroenterologies in Florida and adhere to the ethical and professional guidelines set forth by The Florida Board of Medicine.

Frequently Asked Questions

Here are answers to some common questions about care with Dr. John Chang:

What is Gastroenterology?

Gastroenterology is a medical specialty focused on the health of the digestive system, including the esophagus, stomach, intestines, liver, gallbladder, and pancreas. A gastroenterologist diagnoses, treats, and prevents a wide range of digestive diseases.

What should I expect during my first visit with Dr. John Chang?

Your first visit with Dr. Chang will involve a detailed review of your digestive health symptoms and medical history. A physical exam will follow, and we'll discuss potential diagnostic tests or treatment plans. Please bring a list of your medications and any prior test results for review.

Does Dr. John Chang accept my insurance?

Dr. Chang's office accepts a variety of insurance plans. Please call our office directly with your insurance information to confirm coverage prior to your appointment.

How does Dr. John Chang diagnose and manage Celiac Disease?

Dr. Chang diagnoses celiac disease through blood tests, followed by an upper endoscopy and biopsy for confirmation. Management focuses on educating patients about the gluten-free diet and ensuring strict adherence to prevent further complications.

Does Dr. John Chang treat liver conditions like hepatitis or fatty liver disease?

Dr. Chang is experienced in treating liver conditions such as hepatitis and fatty liver disease. He utilizes a comprehensive approach, including blood tests, imaging, and potentially liver biopsies, to accurately diagnose and develop personalized treatment plans focused on managing liver health.

What non-surgical treatments does Dr. John Chang offer for hemorrhoids?

Dr. Chang offers several in-office, non-surgical treatments for internal hemorrhoids, including hemorrhoid banding and infrared coagulation. These procedures are effective and minimally invasive, often providing rapid relief from symptoms. They are frequently successful in addressing the underlying cause of hemorrhoids.

What treatments does Dr. John Chang offer for acid reflux and GERD?

Dr. Chang offers a comprehensive approach to GERD management, encompassing lifestyle and dietary modifications, medication options, and diagnostic testing like endoscopy or pH monitoring to precisely tailor treatment plans.

How does Dr. John Chang manage Inflammatory Bowel Disease (IBD)?

Dr. Chang's approach to managing IBD focuses on achieving long-term remission through a combination of medications, including biologics, and close disease monitoring. He emphasizes a collaborative care model, involving patients, their families, and other healthcare professionals, to optimize outcomes. Regular follow-up appointments and tailored treatment plans are key components of this strategy.