USF Department of Surgery

Dr. Lohrbach is a board-certified family medicine physician. She completed her undergraduate studies and medical degree at the University of Iowa and went on to complete a residency in family practice at Barberton Citizens Hospital in Barberton, OH.

Prior to transitioning to the outpatient family care setting, Dr. Lohrbach's experience includes missionary work at a 100-bed hospital in Zambia where she cared for a wide range of acute and chronic patients. She also worked as an emergency medicine physician in Ohio and most recently practiced at Petersburg Healthcare Alliance in Petersburg, VA.

Dr. Lohrbach is a member of the American Academy of Family Physicians.

Outside of the office, she enjoys spending time with family, traveling and running.

Dr. Lohrbach treats patients 18 years and older.

Dr. Walgampaya is a board-certified internal medicine physician. After completing his undergraduate studies in biology and pre-medicine, Dr. Walgampaya received his medical degree from St. George's University School of Medicine in Grenada, West Indies. He completed his internal medicine residency program at Seton Hall University/St. Michael's Medical Center in Newark, NJ. Previously, Dr. Walgampaya served as a medical director, chief medical officer and coroner, worked in an emergency room, and practiced both traditional and outpatient internal medicine. In his spare time, he enjoys volunteering, reading, traveling, gardening, cycling and running. Treats patients 18 years of age and older.

Dr. Gadea is a board-certified internal medicine physician. He completed his undergraduate degree in biology at the University of South Florida in Tampa, FL. Dr. Gadea went on to complete his medical degree in osteopathic medicine at Nova-Southeastern College of Osteopathic Medicine in Davie, FL and an internal medicine residency at the Philadelphia College of Osteopathic Medicine in Philadelphia, PA.

Dr. Gadea has practiced as a primary care physician in the Tampa Bay area since 1998, providing care for adult and geriatric patients. For over six years, he served as a medical director for a private/public collaboration between the Florida Agency for Health Care Administration (AHCA) and Pfizer pharmaceutical company leading a disease management program specifically designed to help a large group of patients suffering from chronic medical conditions such as congestive heart failure and diabetes to better understand their medical conditions and health needs in order to better care for themselves and improve their quality of life.

Dr. Gadea's professional interests include individualized diabetes care, hypertension, chronic obstructive pulmonary disease and hyperlipidemia. He focuses on preventive health and patient education, and encourages his patients to take an active part in their healthcare plan.

Dr. Gadea has received numerous 'Patients Choice Awards' and was recently recognized as one of 'America's Best Physicians' by the National Consumer Advisory Board. He is a member of the American Osteopathic Association and has received recognition from the National Committee for Quality Assurance for diabetes care. He is fluent in English and Spanish.

Outside of the office, Dr. Gadea enjoys exercising, fishing and travelling with his family.

Dr. Poblete is board certified in Internal Medicine and is a Fellow of the American College of Physicians. She earned her medical degree from the University of Santo Tomas, Manila, Philippines, and completed her training in Internal Medicine at the Einstein Medical Center in Philadelphia. She joined TGMG in 2005; prior to this, she worked in both traditional internal medicine and ambulatory care.

Dr. Poblete manages acute and chronic conditions that affect the adult population, and provides preventive care through age-appropriate testing. She is recognized by the NCQA Diabetes Recognition Program. 

A Harvard trained Reproductive Endocrinologist and Infertility specialist and Minimally Invasive Gynecologic Surgeon.

Dr. Saad graduated with honors from Austin College in Texas. His medical school training was at the University of Texas Health Science Center at San Antonio. He then completed his General Surgery residency training and research fellowship in Thoracic surgery at University of Texas Health in San Antonio. After residency, he practiced as a General Surgeon in Guam for almost five years. Following his time in Guam, he completed a Fellowship in Advanced Minimally Invasive GI and Bariatric Surgery at the University of Alabama at Birmingham. He joined the University of South Florida surgical faculty in 2017 and quickly showed interest in surgical education. He has earned several teaching awards in his tenure here at USF and serves as the General Surgery Program Director. His clinical practice is comprised of benign and malignant diseases of the Upper GI tract where he serves as faculty in the USF Joy McCann Culverhouse Center for Swallowing Disorders as well as Abdominal Wall Reconstruction/Hernia where he serves as Director of the USF Hernia Center

Kyle P. Allen MD MPH is an Otologist, Neurotologist, and Skull Based Surgeon in Tampa, FL.

Kyle P. Allen MD MPH graduated in 2006 from Tulane University School of Medicine. He was elected a member of the Alpha Omega Alpha Medical Honor Society, a national organization of outstanding medical school students.

Dr. Allen completed post-graduate residency training in Otolaryngology - Head and Neck Surgery at the University of Texas Southwestern Medical Center, Dallas, TX. He is Board Certified by the American Board of Otolaryngology.

He completes his two-year fellowship in otology, neurotology and skull-base surgery June 2013 at the the University of Texas Southwestern Medical Center, Dallas, TX. Dr. Allen joins the Tampa Bay Hearing and Balance Center July 2013.