Tracy L Klayton, MD

Dr. Komatsu is a fellowship-trained surgeon who treats patients with esophageal and gastric cancer, GERD/reflux disease, Barrett’s esophagus, hiatal hernia, paraesophageal hernia, achalasia, gastroparesis, esophageal and gastric motility disorders, Zenker’s diverticulum, and swallowing disorders....

Jamie Brown, CRNP Jamie Brown, CRNP is a certified registered nurse practitioner with AHN Cardiovascular Institute. She received her Bachelor of Science in Nursing from Carlow University and her Master of Science in Nursing from Maryville University. She is certified by the American Academy of Nurse Practitioners. She strives to provide comprehensive, evidence-based care to her patients. She welcomes open communication and shared decision making with her patients.

Lydia Fennessy, PA-C, is a physician assistant specializing in hematology and medical oncology. She has a clinical focus on the care and treatment of patients with breast cancer, colon cancer, melanoma, and benign hematologic conditions. Lydia earned both her Bachelor of Science in Health Science and her Master of Physician Assistant Studies from Gannon University in Erie, Pennsylvania. She is certified by the National Commission on Certification of Physician Assistants and is a member of the American Academy of Physician Associates. Lydia is passionate about patient education, ensuring her patients feel informed and supported throughout their care journey. She welcomes patients ages 18 and older.