Dr. Vishal Gupta

Dr. Gupta is proud to call Florida his home for the past 30+ years. Raised in the sunshine state, Dr. Gupta attended the University of Florida where he graduated with highest honors with a Bachelor’s Degree in Molecular and Cell Biology. He received his Medical Doctorate degree from the University of Florida in Gainesville, FL in 1999. Dr. Gupta did his residency in Internal Medicine at Shands Hospital at the University of Florida. Dr. Gupta continued his training by completing a fellowship in Gastroenterology in 2005 at Shands Hospital at the University of Florida, one of the top ranked Gastroenterology programs in the country.

Dr. Gupta started a solo gastroenterology practice in west Volusia in 2006, which has now become Gastroenterogy of Greater Orlando, PA. Dr. Gupta has interests in all aspects of Gastroenterology and Hepatology including but not limited to GERD, ulcer disease, Inflammatory Bowel Disease, Irritable Bowel Syndrome, Colorectal Cancer, Hepatitis C and diseases of the pancreas and liver. He is experienced in all endoscopic procedures including upper GI endoscopy (EGD), dilation of strictures and management of gastrointestinal bleeding, colonoscopy, as well as diagnostic and therapeutic ERCP. Dr. Gupta has written state of the art review papers in Gastroenterology. He is considered an authority in motility disorders (Irritable Bowel Syndrome, gastroparesis, and bacterial overgrowth), pancreatic disease, and inflammatory bowel disease. He is also the lead investigator in developing many new and innovative new gastrointestinal therapies.

Dr. Gupta is board certified in gastroenterology by the American Board of Internal Medicine. He is a member of the American College of Gastroenterology and American Society for Gastrointestinal Endoscopy. He has been recognized by receiving the William Osler Award, The Patient’s Choice Award from 2008 till present, awarded the Patient’s Choice 5th Anniversary Award, Compassionate Doctor Recognition 2011 – present, and is a Healthgrades recognized physician.

A family man and loving husband, Dr. Gupta considers himself blessed to be the father of two children. In his spare time he enjoys running, water sports, and reading.


Dr. Ashil Gosalia

Dr. Ashil Gosalia, originally from Lexington, MA, completed his undergraduate education at Brown University, where he graduated magna cum laude with a Bachelor’s degree in Political Science with honors. He then received his medical doctorate from the University of Massachusetts Medical School in Worcester, MA in 2011. Dr. Gosalia then pursued his residency in Internal Medicine at Rhode Island Hospital at Brown University in 2014. He then completed his Gastroenterology fellowship at Jackson Memorial Hospital at the University of Miami in 2017, where he was selected as chief fellow from 2016-2017.

Dr. Gosalia joined Gastroenterology of Greater Orlando after fellowship to pursue his dream of helping those afflicted with a variety of gastrointestinal and liver diseases. He has interests in all aspects of gastroenterology and hepatology including, but not limited to, inflammatory bowel disease, acid diseases of the esophagus, peptic ulcer disease, small intestinal disorders, irritable bowel syndrome, biliary diseases, colon cancer, anorectal diseases, and disorders of the pancreas and liver. He is skilled in all diagnostic and therapeutic endoscopic procedures, including upper GI endoscopy, colonoscopy, capsule endoscopy, control of GI bleeding, removal of colon polyps, and dilation of strictures.

Dr. Gosalia is board certified in Internal Medicine by the American Board of Internal Medicine. He is a member of the American College of Gastroenterology as well as the American Society of Gastrointestinal Endoscopy.

Dr. Gosalia is grateful to be married to his best friend/wife, and together they have an amazing young son. In his spare time, he enjoys playing recreational sports, travelling, and cooking.


Dr. Vernu Visvalingam

Dr. Vernu Visvalingam is pleased to join Gastroenterology of Greater Orlando. Dr. Visvalingam has focused his medical career on the service of the needs of each patient and consistently strives to bring a high level of expertise to the treatment of gastrointestinal disorders.

Dr. Visvalingam is originally from Sri Lanka. He grew up in New York City since the age of 3. He completed undergraduate training at The Sophie Davis School of Biomedical Education at the City College of New York. He went on to receive his medical degree at Mount Sinai School of Medicine in New York. Residency and Gastrointestinal fellowship training were completed at the Long Island Jewish Medical Center in Queens, NY.

In 2002 he began private practice in Florida. He has proven himself to be a highly skilled physician and brings over 15 years of experience in the field of gastroenterology. He is a skilled clinician and provides the following endoscopic services:
• Upper endoscopy
• Colonoscopy
• Endoscopic Retrograde Cholangiopancreaticography
• Percutaneous Endoscopic Gastrostomy tube insertion and management.

He is a member of the American Gastroenterology Association and American Society of Gastrointestinal Endoscopy.

Dr. Visvalingam resides in Lake Mary, FL with his wife and two daughters. He enjoys travel, reading and spending time with his family.


Lauren Gravois, ARNP

Lauren is originally from Sarasota, FL. She received her undergraduate education at the University of Florida where she graduated cum laude with a Bachelor’s Degree in Biology. She then went on to pursue a Bachelor’s of Science Degree in Nursing followed by a Master’s Degree as an Advanced Registered Nurse Practitioner at the University of Florida where she trained and conducted research at Shands Hospital in Gainesville, Florida. She is board certified by the American Academy of Nurse Practitioners.

Lauren has had valuable experiences in diverse aspects of patient care including family medicine, pediatrics, women’s health, intensive care, community health, end of life care, psychiatric health, and emergency medicine. Lauren is committed to her patients’ overall wellbeing and her dedication to building strong, trusting relationships through a patient-first approach allows for effective and streamlined treatments for all types of gastroenterology conditions.

Lauren feels fortunate to now call Orlando her home. She enjoys painting, golfing, tennis, traveling, exploring the outdoors, and spending time with family and friends.


Dana Lawrence, ARNP

Dana was born and raised in south Florida. She graduated from the University of Florida in 2011 with her Bachelors of Science in Nursing. She worked as a Registered Nurse for five years in various areas such as telemetry, progressive care and the medical intensive care unit. In 2016, Dana graduated from the University of Central Florida Adult- Gerontology Nurse Practitioner Program with her Master’s in Science of Nursing. Prior to joining the GGO team, Dana practiced as a Nurse Practioner for 10 months with an Internal Medicine practice. Dana is interested in all aspects of gastroenterology but her main focuses are in health promotion, disease prevention and holistic care. She tries to “treat each patient as if they were a family member of her own”. Dana is a member of the American Association for Nurse Practioners and the Central Florida Advanced Nursing Practice Council. In her spare time, Dana enjoys traveling, volunteering, spending time with her husband, family and friends, exercising and playing tennis.


Kristen Vasquez, PA-C

Kristen grew up in Honduras, Central America and came to the United States for high school. She is fluent in both English and Spanish. She graduated from the University of Tampa in 2002 and graduated with a degree in Biology with minors in Chemistry and Business Administration. Kristen attended graduate school at South University in Savannah, Georgia graduating as Valedictorian of the class of 2009 with a Master’s in Physician Assistant Studies. She has been working in the field of Gastroenterology since graduating from Physician Assis tant school, and continues to be passionate about this field. Kristen is married to her high school sweetheart and has 3 wonderful boys that keep her busy. She enjoys running, reading, traveling, and spending time with her family.


Caroline Epstein, PA-C

Caroline is a Florida native who received her Bachelor’s Degree in Health Science at the University of South Florida in December 2011. She received her Masters of Medical Science in Physician Assistant Studies with Honors at Nova Southeastern University in August 2014. She became board certified by the National Commission on Certification of Physician Assistants in September 2014. Her past clinical experience includes Family/Pediatric Medicine and Neurology/Pain Management. She began her career in Gastroenterology after moving to Atlanta, GA in May 2015. After two and half years of providing GI care to patients in the inpatient and outpatient setting, she relocated back to Florida and joined Gastroenterology of Greater Orlando in November 2017. Her goals for improving patient care are to ensure that her patients are not only satisfied with their care, but are left well informed.


Kristin Lopez, Director of Operations

Kristin is a Florida native and was born and raised in the central Florida area. She has her Bachelor’s Degree in Health Services Administration and a Master’s Degree in Business Administration with a concentration in Healthcare Management. She is married to her college sweetheart and they have three children. Kristin has a passion for healthcare and contributing to a facility serving patients to create the best experience possible. Kristin enjoys food, traveling, exercising, reading a good book and always ready to try new experiences in life.