Meet Us
Dr. Luke Johnson, DDS
Dentist
Dr. Johnson is an experienced dentist with an extensive skillset in all aspects of dentistry. He takes pride in providing excellent care while making every patient feel comfortable and welcome. Dr. Johnson earned his bachelorβs degree in Chemistry at the University of Northern Colorado and his Doctor of Dental Surgery (DDS) degree at the University of Northern Colorado.
Dr. Johnson moved to Austin in 2018 with his dog Charlie. He has expanded his education and expertise through continued education courses and sedation dentistry. Dr. Johnson spends his free time riding his motorcycle, hiking with his dog, and belting out karaoke!
Dr. Johnson looks forward to welcoming you to the Parkfield Dental family and will do his very best to ensure you receive high-quality dental care and a great experience at the same time.
Dr. Krishan Patel, DDS, MBA
Dentist
Dr. Patel has an extensive dental background and is passionate about providing high-quality and convenient dental healthcare for all of his patients. Dr. Patel earned his Doctor of Dental Surgery (DDS) degree from the University of Detroit Mercy and his Master of Business Administration (MBA) degree from the University of Texas at Austin.
Dr. Patel's interest in improving and innovating the delivery of dental services led him to pursue an MBA education to add to his dental background.
Outside of the office, Dr. Patel enjoys spending time with family and friends, watching football, and has recently started a vegetable garden.
Dr. Stephanie Castro, DDS
Dentist
Dr. Castro is a skilled and compassionate dentist, who is experienced treating patients of all ages. She has a commitment to exceptional dental care, from regular check-ups to advanced treatments and cosmetic procedures.
Having earned her bachelorβs degree at Rice University in Houston, Dr. Castro continued her education in Dallas, earning a Doctor of Dental Surgery (DDS) degree from Texas A&M College of Dentistry.
Patients appreciate Dr. Castroβs personalized approach, emphasizing comfort and individualized care. Building strong patient relationships is a top priority, ensuring that each person's unique needs are understood and addressed.
Outside of the office, Dr. Castro values quality family time and enjoys traveling to the beach. She is excited to meet new patients and begin the journey towards healthier, happier smiles.
Dr. Ahmed Sharaf, DDS
Dentist
Dr. Sharafβs mission is to provide skillful surgical services, to the absolute highest professional standards, in an environment that is convenient, comfortable, and familiar to his patients.
Dr. Sharaf earned his Doctor of Dental Surgery (DDS) degree from the University of Southern California. He then completed an oral and maxillofacial surgery internship at Louisiana State University and has also practiced as an oral and maxillofacial surgeon for five years in Egypt. Dr. Sharaf has extensive training in complex oral surgery procedures, operating room oral surgery, and implant dentistry procedures.
In his spare time, Dr. Sharaf enjoys spending time at the lake with friends, playing tennis, and flying.
Cynthia Rosas, RDH
Registered Dental Hygienist
Cynthia is driven to provide her patients with great dental care and comfortable, personable experiences. She regularly attends continuing education courses to keep up with the latest advancements in dental hygiene and is excited to use this knowledge to ensure her patients are getting the best care.
Cynthia graduated with honors from Coastal Bend College with a degree in Dental Hygiene of Applied Sciences.
