Our Team

The modern yet inviting office of Dr. Zak Dental Care is made up of experienced and compassionate dental staff that works together to provide patients of all ages the most comprehensive and effective dental treatments available.

We work closely with highly talented dental specialists in all forms of oral health, from routine check-ups and cleanings, to cosmetic procedures and full mouth reconstruction, our team makes sure that your mouth is always in its best possible shape.


 Our Dental Staff

Our San Diego dental office understands that one treatment does not fit all. The team of doctors and well-trained administrative staff facilitate a hygienic, warm and stress-free environment. Our highly accredited and experienced dentists are committed to providing a personalized dental care treatment via modern and efficient equipment.

Dr Ilya Zak, DDS, our teamDr. Ilya Zak, DDS

Dr. Ilya Zak was one of the eight students in the prestigious ADAPT 6-year undergraduate and graduate dental education program at USC Dental School. Dr. Zak went on to further his skills at White Memorial Hospital where he became a resident in the TMJ/Pain Management program and a qualified medical examiner for TMJ dysfunction. Additionally, he was a part-time professor at his alma mater, USC Dental School.  Since 1994 Dr. Zak has been building his dental practice around the philosophy that patients overall wellness must be the ultimate objective of the dental care that is delivered at all of Zak Dental locations.

Dr. Richard Katnik, DDS, our teamDr. Richard Katnik, DDS

Dr. Richard Katnik has been practicing dentistry for 45 years. He graduated from The Ohio State University and received his dental license in January of 1969.   Dr. Katnik was the original operator at our San Diego location, and continues to see patients there to this day. His commitment to patients and to the dental profession is exemplary.  In his free time, Dr. Katnik’s is also a playwright!

Our TeamDr. Paul, DDS

Dr. Paul B is a graduate of USC Dental School. He has been working in the field for more than 15 years. Dr. Paul has been treatment planning and treating more than fifty thousand patients. With each and every one of those patients Dr. Paul takes time to understand the patient holistically to ensure that his treatment plans are designed to optimize patients’ overall wellness.  He is a former backgammon champion and enjoys being active.

Dr. Yamil Reeves, DDS, our teamDr. Reeves, DDS

Dr. Yamil Reeves attended UPR Medical Sciences Campus school of Dentistry, graduating in 2014. Prior to becoming a dentist he was a hygienist for 10 years which was what motivated him to further his studies and become a Dentist. His passion is to help patients not feel pain and get them treated to give them healthy smiles. One fun fact about him is that he loves to play baseball on the weekends as well as spend time with his wife and children. He loves dancing and traveling with his family to see new places.

Our TeamDr. Shawn Chadha, DDS

Dr. Shawn Chadha graduated from the University of California, San Francisco and joined the Dr. Zak dental team. Dr. Chadha is diligent in his pursuit to stay current in providing the profession’s leading dental care procedures while utilizing state-of-the-art technology, supplies and equipment. His passion for dentistry is reflective of his quality results and places the patient experience before all else.

Our TeamDr. Pedram Fakheri, Periodontist

Dr. Pedram Fakheri graduated with his DDS from the University of Medicine & Dentistry of New Jersey in 2008. He then received specialty certification in Periodontics from Loma Linda University in 2011. Dr. Fakheri is proficiently trained in all aspects of periodontics including dental implants, non-surgical and surgical treatment of periodontal diseases, and periodontal bone regeneration. Dr. Fakheri always provides high quality care to all of his patients. He speaks English and Farsi.

Dr. Gonzalez, DDS, our teamDr. David Gonzalez, DDS

Dr. David Gonzalez attended Marquette University School of Dentistry, graduating in 1990. His passion is to help people feel good about their smiles and to help them overcome their fear of the dentist. He loves to make his patient’s experience as painless as possible. He became a dentist here in San Diego after visiting and loving the weather, the scenery, the food and the people. One fun fact about him is that he loves to restore Japanese cars to place them in shows and he loves horses and dogs.

Our TeamDr. Aiham Machhadani, Endodontist

Dr. Machhadani graduated from Damascus University in Syria in 1999. He then continued his education at California's Dr. Duggan Study Institute and at Columbia University, earning his specialty certification in Endodontics in 1999. For nearly 20 years, Dr. Machhadani has serviced patients in southern California. In his spare time, Dr. Machhadani lives an active life playing soccer and tennis.

Our TeamDr. Kenneth Brown, Oral Surgery

Dr. Kenneth Brown is a Stanford University graduate, having received his Bachelors in Human Biology. He successfully earned his DDS from Texas A&M University in 2013. He also completed an additional 4 year residency in Oral and Maxillofacial Surgery from Harbor-UCLA Medical Center here in California.  Dr. Brown enjoys all aspects of oral and maxillofacilal surgery, with a focus on dental implants and removal of impacted teeth.

Our TeamDr. Ali Aldabe, DDS

Dr. Ali Aldabe obtained his DDS from the Southern Illinois University School of Dental Medicine. He is diligent in his pursuit to stay current in providing the profession’s leading dental care procedures while utilizing state-of-the-art technology, supplies and equipment.

Our TeamDr. Matthew Durschlag, Orthodontist

Dr. Matthew Durschlag is thrilled to work with patients to achieve their ideal smile! He specialized in Orthodontics from Loma Linda University, treating patients in our San Diego facility. Having served as a Navy dental officer in Okinawa, Japan and working as a general dentist in a private practice, Dr. Durschlag places quality results and puts the patient experience before all else.

Our TeamDr. Taoheed Johnson, Endodontist

Dr. Taoheed "Jide" Johnson graduated from Tufts University School of Dental Medicine in Boston, MA with his DMD in 2011.  He then moved to California to receive his specialty certification in Endodontics from University of Southern California (USC) in 2016. Dr. Johnson is fluent in English, Spanish and Yoruba.