I did my undergraduate studies at University of Denver with a double major in Religious Studies and Integrated Science. I graduated from medical school at American University of Antigua. I followed with my residency training in Family Medicine at Scott and White in Temple, Texas. I have been practicing medicine in College Station since 2018. I have been married for almost 17 years. We have two kids, ages 8 and 3 years, and two dogs. Dr. Dewsnap is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. Her top areas of expertise are Streptococcal Group A Infection, Chronic Cough, Fainting, and Cellulitis.

Jason McKnight, MD, is dedicated to delivering high-quality, compassionate care to Bryan and nearby communities. Jason McKnight specializes in Primary Care and works at Texas A&M Health Family Care. To make an appointment, please call (979) 776-8440. Dr. Mcknight is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Intrauterine Device Insertion, and Pacemaker Implantation.

Michael Ruggiero is a primary care provider, practicing in Neurologist in Bryan, Texas. Dr. Ruggiero is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are Cellulitis, Peptic Ulcer, Costochondritis, and Tietz Syndrome.

Catherine Locke is a primary care provider, practicing in Family Medicine in Bryan, Texas. Dr. Locke is rated as an Advanced provider by MediFind in the treatment of Parainfluenza. Her top areas of expertise are Parainfluenza Virus Type 3, Parainfluenza, Bronchitis, and Chronic Cough.

Mark Yarshen, DO, is a board-certified primary care physician, educated in the osteopathic tradition. After receiving his Bachelor of Science in Health Sciences from Benedictine University, Dr. Yarshen received his Doctor of Osteopathic Medicine from Midwestern University Chicago College of Osteopathic Medicine. Dr. Yarshen completed his residency through Hinsdale Family Medicine residency Program in 2006, where he served as Chief Resident. Before joining St. Joseph Health, Dr. Yarshen practiced medicine full-time as a patient-focused primary care physician in Oswego, Illinois. There he utilized a collaborative and team-based approach to deliver the best care possible to the patient while developing protocol- based solutions for treatment delivery. Dr. Yarshen practices at HealthPoint in Caldwell, TX. Dr. Yarshen is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are Maturity Onset Diabetes of the Young, Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

David Vaughan is a primary care provider, practicing in Family Medicine in Bryan, Texas. Dr. Vaughan is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Type 2 Diabetes (T2D). Dr. Vaughan is currently accepting new patients.

Anu John is a primary care provider, practicing in Family Medicine in College Station, Texas. Dr. John is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. Her top areas of expertise are Leprosy, Bronchitis, Cellulitis, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Dr. John is currently accepting new patients.

Effective October 27, 2022, Joel Cook, DO, will no longer be affiliated and practicing with St. Joseph Health Medical Group.With the departure of Dr. Cook, please be assured your transition of care will be handled with the utmost care and respect. We have several providers within our St. Joseph and Texas A&M Health Primary Care Holleman location that you may choose from for your primary care needs. In addition, we have several other primary care providers across the Bryan-College Station area. To schedule an appointment with one of these providers please contact our Physician Finder Line at (979) 774-2121 or visitst-joseph.org/find-a-doctor. For questions regarding medical records or to obtain medical records, please call the St. Joseph Health Medical Records Office at 979.776.2524.Joel Cook, D.O. is a graduate of Texas A&M University 95 and went to medical school at Texas College of Osteopathic Medicine. He completed his residency training in the Brazos Valley at Texas A&M Family Medicine Residency. An admiration of his childhood physician led him to pursue medicine. Dr. Cook enjoys caring for patients from infants to senior adults and looks forward to caring for the Bryan-College Station community. His passion lies in helping his patients take ownership of their health and make long-term lifestyle changes to impact their well-being. Dr. Cook is married with three young children. In his free time, he enjoys spending time with his family and plays guitar and piano. He s also happy to be back in the home of Kyle Field so that he can watch the Aggies play!. Dr. Cook is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Type 2 Diabetes (T2D).

Mario Rizalino Roa, MD, is dedicated to delivering high-quality, compassionate care to College Station and nearby communities. Mario Rizalino Roa specializes in Primary Care and works at St. Joseph Health Express Care College Station. To make an appointment, please call (979) 731-5200. Dr. Roa is part of the St. Joseph Medical Group, a network of multidisciplinary healthcare providers conveniently located throughout the Greater Bryan and College Station areas. St. Joseph's Medical Group accepts all major insurance plans, making it easier for you to access the best care at the best value. Dr. Roa is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are Tracheitis, Shingles, Sinusitis, and Pustules.

David Ficklen is a primary care provider, practicing in Internal Medicine in College Station, Texas. Dr. Ficklen is rated as an Experienced provider by MediFind in the treatment of Parainfluenza. His top areas of expertise are End-Stage Renal Disease (ESRD), Sepsis, Peptic Ulcer, Gastrostomy, and Endoscopy.