Dr. Ryan Q. Simon

Andrew Castellanos is a primary care provider, practicing in Internal Medicine in Middletown, Ohio. Dr. Castellanos is rated as an Advanced provider by MediFind in the treatment of Alcoholic Cirrhosis. His top areas of expertise are Hypertensive Heart Disease, Lafora Disease, Unverricht-Lundborg Syndrome, Gastrostomy, and Hernia Surgery. Dr. Castellanos is currently accepting new patients.

Sven Raymond is a primary care provider, practicing in Internal Medicine in Dayton, Ohio. Dr. Raymond is rated as an Advanced provider by MediFind in the treatment of Alcoholic Cirrhosis. His top areas of expertise are Gangrene, Low Potassium Level, Low Blood Pressure, Ureteroscopy, and Gastrostomy. Dr. Raymond is currently accepting new patients.

Dr. Katherine House is a healthcare professional based in Dayton, OH, specializing in Internal Medicine. Her educational background includes a residency in Internal Medicine from 2013 to 2016 at Kettering Health Network/Kettering Medical Center. She graduated from Lake Erie College of Osteopathic Medicine - Erie campus in 2013. She has worked as an Internal Medicine hospitalist physician with South Dayton Acute Care Consultants since graduating residency in 2016, and spends the majority of her time providing acute care medicine to patients at Kettering Health Main Campus in Kettering, Ohio. Recently, in January 2025, she opened a remote concierge medical practice, Dr House Health, where she focuses on preventative healthcare, women's health, and geriatric medicine. You can learn more at https://www.drhouse.health. Dr. House is rated as an Advanced provider by MediFind in the treatment of Alcoholic Cirrhosis. Her top areas of expertise are Low Potassium Level, Gitelman Syndrome, Low Sodium Level, Stent Placement, and Transmyocardial Revascularization.