General Dentists



Dr. Masciantonio  (Retired as of September 16, 2022)

Dr. Masciantonio has been treating patients of the Prince Frederick area for over 30 years. Hailing from Pittsburg, Pennsylvania Dr. Masciantonio originally came to southern Maryland to enjoy the bay weather, but has made numerous friends over the years making it feel like home. He received his bachelors as well as his masters degrees in chemistry from Indiana University of Pennsylvania and his doctorate of dentistry from University of Pittsburgh.

Outside of his dental career, Dr. Masciantonio has held many positions in various fields ranging from teaching at DuBois Central Catholic School in 1975, coaching basketball, to being a Process Engineer at Bahama Cement Co. One of his proudest moments is when he cycled cross country in 30 days in 1982.


Attend many continuing education courses. I cannot list them, however the best of the best would be:

  • Dr. Pete Dawson
  • Occlusion I, II
  • Dr. Walter Turboflite
  • Dr. Pound Denture Techniques
  • Dr. Kois
  • Smiles, Occlusion and TMJ
  • Mini Implants for Dentures (Certification Received)
  • DenMat
  • Lumineers (Certification Received)
  • Dodd Dental
  • Telescopic Bridges
  • Dr. McSpadden
  • Rotary Instruments for Root Canals
  • Invisalign
  • Certificates received for I & II
  • Dr. Filastri
  • Invisible Clasp Partials
  • Dr. Earl Estep
  • Numerous times on all aspects of dentistry
  • Dr. Skip Truitt
  • Functional orthopedics and straight wire technique (Certification Received)



Dr. Azad

Dr. Azad has been practicing dentistry for over 20 years in both the Greenbelt and Prince Frederick area. After completing his undergraduate studies at the University of Florida, Dr. Azad received his Doctorate of Dental Surgery from University of Maryland Dental School in 1993.
In his spare time, Dr. Azad enjoys spending time with his wife, Behnaz, and two sons. He also enjoys traveling, playing basketball, watching movies, and drinking coffee.

  • Member of the American Dental Association
  • Member of the Maryland State Dental Association
  • Imtac Mini Implant Certified
  • Invisalign Certified
  • Lumineer & Snap-On Certified



Dr. Aalemansour

Dr. Aalemansour has been practicing dentistry at Prince Frederick Dental Center for over 20 years. His alma mater is Howard University, where he also spent his years of residency at the university’s hospital.

 He is happily married to his wife Dr. Farnoush Jamali, who used to practice in Prince Frederick, Maryland. When not practicing dentistry, Dr. Aalemansour loves spending time with his wife, daughter, and two sons.



  • Invisalign Cert 1 & 2 (2004 & 2007)
  • Lumineers Certification (2007) by Denmat



5Dr. Tahvildary

After graduating from University of Pennsylvania in 2000, Dr. Tahvildary moved to Maryland in 2005 and has been practicing at Prince Frederick Dental Center ever since.

In her spare time she enjoys spending time with her husband and two sons as well as traveling, gardening, and cooking. 

“I feel privileged to work in such a wonderful community.”



Dr. Nguyen

Dr. Nguyen graduated with a Doctorate of Dental Surgery from the University of Maryland. She has had the pleasure of working at Prince Frederick Dental Center since 2010.

When she isn’t working, you can find Dr. Nguyen at the gym, enjoying the outdoors, or spending time with her family in her hometown.

“I love this area and all of my patients. I cannot see myself anywhere else.”





Dr. Kafashzadeh

A graduate from the University of Pennsylvania School of Dental Medicine. Dr. Kafashzadeh followed his training with an Advanced Education in General Dentistry at Temple University, where he completed training in advanced implant dentistry, prosthodontics, oral surgery, root canals, and cosmetic dentistry. He brings passion, excellence and uncompromising quality to all of his patients. He enjoys providing healthier mouths and improved smiles for his patients as he is a big believer that oral health and overall health are intertwined. He is an active member of several organizations with focus on higher standard of care. He is proactively involved in the community through multiple initiatives.

In his spare time, Dr. Kafashzadeh enjoys spending time with his wife and his family. He is an avid traveler and enjoys watching movie and playing basketball.






Dr. Núñez

Having graduated from University of Michigan School of Dentistry in 2014 with both her DDS and PhD degrees. After practicing in Kalamazoo, Michigan for one year, Dr. Nunez decided to complete a two-year General Practice Residency at Einstein Medical Center in Philadelphia, Pennsylvania. The program provided advanced clinical training on restorative, cosmetic, surgical, and implant dentistry.

Dr. Nunez grew up in Bowie, Maryland and having to move back to the area, she has been able to spend more time with her family, husband, and their dog. Dr. Nunez is also fluent in both English and Spanish.








Dr. Brannon

Dr. Brannon is the newest dentist to join the Prince Frederick Dental Center team! After completing her undergraduate studies at University of Maryland-College Park with a degree in Community and Public Health, she received her Doctorate of Dental Surgery from University of Maryland. During her residency at Medical University of South Carolina, Dr. Brannon gained experience working with patients with special needs.

Dr. Brannon strives to treat all of her patients with compassion, care, and strives to help those with dentist anxiety feel comfortable at their appointments. Outside of dentistry, Dr. Brannon enjoys traveling, cooking ,and spending time with her family.





Dr. Tamim (Oral Surgeon)

Dr. Ahmed Tamim, DDS, MD is a dual-degree, board-eligible Oral Maxillofacial and cosmetic surgeon. He graduated from NYU College of Dentistry with OKU honors (omicron kappa upsilon) after earning his Doctorate of Dental Surgery degree. He then attended Louisiana State University in Shreveport , LA where he earned his medical degree (MD) and then completed his Oral and Maxillofacial Surgery training. Dr. Tamim then completed a Full-body and Facial Cosmetic Surgery fellowship in Oklahoma.

Dr. Tamim is always researching new innovative surgical techniques to apply in his practice. He co-authored a book chapter titled “Cleft Lip and Palate Patient Rhinoplasty.” And published an article in The American Journal of Cosmetic Surgery titled “Temporomandibular Joint Reconstruction with Simultaneous Deep Plane Rhytidectomy: A Case Report.”
When not at work, Dr. Tamim loves spending time and traveling with his wife and daughters. He is also a professional bridge player. Dr. Tamim loves playing soccer and is a huge Chelsea club fan.

Dr. Julia (Endodontist)

Dr. Nguyen was born and raised in Fayetteville, Arkansas. She graduated from the University of Arkansas before attending the University of Missouri – Kansas City School of Dentistry. She participated in the Senior Departmental Advanced Studies Program in endodontics at UMKC and earned her Doctor of Dental Surgery degree in 2014. Upon graduation from dental school, Dr. Nguyen furthered her education by completing a 1 year general practice residency at Wellspan York Hospital in York, Pennsylvania. Dr. Nguyen completed her post doctorate specialty training in endodontics at the University of Illinois-Chicago college of Dentistry. She also earned her Master’s Degree in Oral Sciences and did extensive research on the post-operative healing outcomes with prophylactic antibiotics following surgical endodontic treatment.







Ellie Stickley, RDH

Ellie obtained her bachelor’s of Science in Dental Hygiene from Old Dominion University, graduating with summa cum laude. A native of Huntingtown, Maryland, Ellie has been working at Prince Frederick Dental Center since she graduated Dental Hygiene school in 2016. She began working as a temporary hygienist, filling in when needed and happily started full time in May of 2018.

Ellie has three siblings and is very close with her family. When purchasing her house, made sure to only move 15 minutes away. When she isn’t working Ellie loves to travel and take road trips, especially the outdoors and hiking; however, her favorite hobby is taking care of two cats.



Dawn Rose, RDH

Dawn graduated from Baltimore City Community College’s dental hygiene program in 1996 and started working part-time at Prince Frederick Dental Center that same year. Six short months later, Dawn was offered a full-time position and has been with PFDC for 25 years. Dawn thoroughly enjoys the office’s relaxed yet professional atmosphere as it seems to calm patients and make them at ease.

Dawn graduated from Baltimore City Community College’s dental hygiene program in 1996 and started working part-time at Prince Frederick Dental Center that same year. Six short months later, Dawn was offered a full-time position and has been with PFDC for 25 years. Dawn thoroughly enjoys the office’s relaxed yet professional atmosphere as it seems to calm patients and make them at ease.

“I approach everyday as a new challenge to strive for professionalism and excellence. My goal is quality dentistry while serving my patients.”


Rhonda Tuzzio, RDH

Rhonda has been a practicing dental hygienist since 1979, that’s over 40 years! She has been working at Prince Frederick Dental Center since 2001, she thoroughly enjoys the friendly yet professional atmosphere. Rhonda is a native of Maryland, having graduated from Allegany College in Cumberland, MD. In her spare time Rhonda loves to bake,  read, and she is a lifelong Baltimore Orioles fan. Rhonda also has two sons, Ryan and Travis.



Mandy Pollitt, RDH

Mandy graduated from Allegany College of Maryland in 2010 where she earned her Associate’s Degree of Applied Science in Dental Hygiene and immediately began practicing at Prince Frederick Dental Center. She was born and raised in Calvert County and she enjoys working in her hometown. Mandy is a mother to three wonderful children, and even though it makes her life very busy, she loves it.



Sherri Welch, RDH

Sherri attended East Carolina University in North Carolina for two years before transferring to University of Maryland, Baltimore College of Dental Surgery where she obtained her bachelor’s degree in dental hygiene in May 2000. She then obtained her certification in administering local anesthesia. After sixteen years as a dental hygienist, Sherri absolutely loves her job and enjoys getting up everyday to make the smiles of Southern Maryland a little brighter.

In her spare time, Sherri enjoys being on the water, traveling, and spending time with her friends and family.

“I genuinely care for people, I am very happy to have the opportunity to see patients and enjoy the chance to educate and help them understand the importance of oral health.”


Nicole Post, RDH

Nicole joined the Prince Frederick Dental Center team in May 2013. She received her Bachelors’ of Science Degree in Biology from Frostburg State University and her Dental Hygiene Degree from Allegany College of Maryland. Upon graduation, she was presented with the “Outstanding Clinician Award” given by the Upper Potomac Dental Hygienists’ Association.

Nicole is very dedicated to the oral health of her patients and she strives to make each dental visit efficient, relaxing, and comfortable while educating them on how to maintain healthy teeth and gums.





Jamie Rader, RDH





Jaime Lucas, RDH 

Jaime has been with Prince Frederick Dental since 2010 and lived in Calvert County her whole life. When she isn’t at work she enjoys spending time with her husband and 3 children.