Dr. Khaled Seifelnasr, DDS, Ms

Dentists Pelham NH | Dr. Seifelnasr AKA “Dr. Safe” had an interesting diverse upbringing which allowed him to explore multiple parts of the world. He grew up in Greece, England and finally Egypt, where he completed his initial dental school training followed by masters in endodontics. He then decided to reunite with his family in the United States and pursued an American dental degree from New York University College of Dentistry. After that, he decided to specialize, once again in my favorite dental specialty which is endodontics. He obtained his certificate in endodontics as well as his masters from West Virginia University. Dr. Seifelnasr is married and is blessed with three beautiful children. In his free time, he enjoys cooking, playing with his children and volunteering in schools to teach children how to take care of their teeth.
Dr. Seifelnasr’s passion for endodontics is because he believes that nothing could replace a patient’s original tooth, simply nature gave us something precious to look after and keep, his goal is to utilize our latest technological advancements and strongest scientific evidence to save his patients teeth and provide his patients with a pleasant and relaxing experience.

Dr. Nisreen Mahmoud, DMD

Dentists Pelham NH | Dr. Mahmoud has been helping people to put their best smile forward for years. She graduated with honors from Boston University Henry M. Goldman School of Dental Medicine and has worked in Massachusetts and New Hampshire since then. Dr. Mahmoud’s mission is to provide comprehensive dental services to all patients in an environment that is pleasant and comfortable. She prides herself in her continuous chase behind the latest advances and technology in dentistry so she can provide her patients with the best that knowledge and science can offer. She attends multiple conferences as well as completing numerous continuous education hours every year. Dr. Mahmoud is an active member of the American dental association and the Massachusetts dental society.

Ann, RDH

Dentists Pelham NH | As a dental hygienist, with more than 25 years of experience, Annie has graduated from Forsyth School for Dental Hygienists and Northeastern University.  Annie has lived in Haverhill with her husband and two children for more than 20 years and is active in the community as a member of All Saints Church, 5 Dragons Karate, and as a part-time employee of the Haverhill School System.

Annie enjoys the field of dentistry because of the satisfaction she receives from treating entire families—generations of people from grandparents and their sons and daughters, to their grandchildren—the next generation and their well being.


Sotarny began her dental career as a receptionist ten years ago. She quickly moved up and became an office manager five years ago in Massachusetts. Sotarny is newly married to her husband Brian.Tthey have three dogs named Buster, Bandit, and Bou. She enjoys cooking and having Sunday dinners with her in-laws. Sotarny looks forward to getting to know you and your families and making your dental experience a pleasant one.

Melissa, RDH

Melissa received her associates degree in dental hygiene from New Hampshire Technical Institute. She has over 18 years of experience as a dental hygienist. Melissa has experience in pediatric dentistry as well as working with special needs patients. She enjoys treating patients at each recall and helping them reach their optimal oral health and overall health goals. Melissa is a busy mom of four. She lives with her husband and children in Nashua, NH where she enjoys volunteering at their church and schools.

Valerie, RDH

Valerie has enjoyed working in the dental field for more than 20 years. She graduated with honors from NHTI in 2001 with a degree in dental hygiene. Although she got her start in pediatrics, Valerie has enjoyed working in general dentistry for the last 17 years where she has treated patients from 8 months to 102 years old. She is especially interested in educating her patients about the oral health connection to overall health and guiding them towards optimal wellness. Outside of the office, Valerie can usually be found at one of her kids’ many sporting events and activities. She also enjoys biking, spending time at the beach, and walking her dog. 

Anita, RDH

Anita is our lead Dental Hygienist, in 2004 Graduated from Middlesex Community College in Lowell, MA. Still as passionate and proud of my profession as I was 14 years ago. Pride myself on providing personalized and individualized care to all of our patients. When I am not busy scaling teeth and educating patients on optimal oral health, you can find me volunteering at my kids school/activities. I also truly love to cook and spend time at home. 


Juliana has been dental assisting for 15 years. She moved from Brazil eight years ago and continued her dental career over the last seven years in Massachusetts. She joined our practice in August and has become an asset to our team. Juliana is trilingual. She is married to a Lowell firefighter and together they have a son. When not at work, Juliana enjoys cooking and spending time with her family.