drMashhoonDr. Shirin Mashhoon
Dr. Mashhoon received her Undergraduate Degree from State University of New York (SUNY) at Buffalo, Summa Cum Laude, majoring in Biochemical Pharmacology. She obtained Certificate of Outstanding Senior Biochemical Pharmacology Student based on academic excellence following graduation. Dr. Mashhoon received her Doctorate of Dental Surgery in 2005 from SUNY at Buffalo, with a minor in periodontology.

Dr. Mashhoon spent two summers working in research at the National Institute of Health in Maryland and at the Department of Oral Biology at SUNY at Buffalo, with the latter resulting in research publication. She continued her dental education following dental school by attending a one-year General Practice Residency Program at Bronx VA Hospital in New York and completing a second year residency at Carolina’s Medical Center in Charlotte. In 2014, she spent one year at the University of California at Los Angeles (UCLA), training in Surgical Implant Dentistry. She is a member of the American Dental Association, Academy of Osseointegration, North Carolina Dental Society and Durham-Orange County Dental Society. In addition, Dr. Mashhoon is a member of Rotary District 7710 e-club. She was a member of Cary-Kildaire Rotary Club for six years, two of which she served as chair of International Committee. She is involved in Rotary local and international service projects including joining East Chapel Hill Rotary Club every year on their annual dental brigade to Central America.

Dr. Mashhoon has been involved in patient care since graduation, either at educational institutes or in private practice. In addition, she volunteers regularly at Wake Smiles, has participated in MOM’s clinic, and is involved in dental treatments in developing countries, including Belize, Amazon, Honduras, Nicaragua, Costa Rica, and remote villages of Panama. One of her most rewarding experiences has been spending one month in Amazon in 2007. Dental brigades and giving back to local communities are an important part of her professional life. In her spare time, she enjoys biking, outdoor activities, traveling, and spending time with family and friends.

Meet Our Team
Dr. Shirin Mashhoon is honored to work with a great team who has been with her since she became the dentist of Ninth Street Dental. All members of our team go above and beyond every day to make patients feel welcome and receive the care they need. We invite you to learn more about the friendly individuals who assist our dentist in Durham, North Carolina. We look forward to meeting you, too!



DavidDavid – Patient Coordinator
David received his degree in operations management and worked at Duke Hospital as a patient relations representative for seven years, before joining our team as our office administrator over 16 years ago. He is the first face you will see;  welcoming you into our practice, getting to know you, and ensuring that you have a satisfactory experience. David is also an acclaimed and award-winning ballroom dancer with training at the National Dance Council of America. He has been a professional amateur champion in Italy, Barcelona, Cuba, Ireland, and Argentina. He has taught social dancing at International School of Dancing in Switzerland and still shares his passion for dance with others. David fell in love with Durham and its diversity 20 years ago when he first moved to the area. He often enjoys Third Friday art walks in town and Durham film festivals, such as the Full Frame festival. He is devoted to his four-legged companion, Sheldon. He is a self-proclaimed foodie and spends his free time traveling, practicing botany, bird-watching, and playing card and board games.


ValeriaValeria – Dental Hygienist
Valeria is our dental hygienist.  She has over 21 years of experience in her field and has been with Ninth Street Dental for over 14 years. In 1997, she earned her Bachelor of Science in Dental Hygiene from the University of North Carolina, where she was also on the Dean’s List, and received the Proctor and Gamble Award for Clinical Excellence. She loves continuing her dental education, and even makes a special effort to go beyond her yearly requirements to ensure that patients receive the best possible care. Her true passion is providing excellent oral care and attending to patients’ individual needs in a friendly, gentle, and sincere manner. Valeria is honored to be part of a dental practice that is dedicated to its patients and makes everyone feel like family. She is married and has one daughter.  Her hobbies include jazz, reading, cheering for her Tar Heels, and creating cake masterpieces.