American Dental Group

American Dental Group Patient Information

American Dental Group is a West Covina based family dentist practice that treats patients of all ages. We are committed to delivering the highest quality dental care and do so using advanced dental equipment. We are a cosmetic dentist that offers services like checkups, teeth cleaning, crowns, veneers and more.


We also perform emergency dentist services that include bonding, root canals, crowns, and bridges. As a local dentist, we create lifelong relationships with our patients and their families and work to ensure that they receive treatments in a comfortable and relaxed environment. Dr. Hanasab and our staff invite you to schedule an appointment by calling 626-779-1143 and experience why our patients think American Dental Group is the best dentist in West Covina.



Meet The Doctor


Dr. Hanasab

Dr. Hanasab

Dr. Homan Hanasab is a dentist, periodontist, dental implant specialist, cosmetic dentist, and dental pain specialist serving the community of West Covina, CA.

Dr. Homan Hanasab graduated with a Bachelor's Degree in Psychobiology from UCLA, and went on to receive his Doctorate of Dental Surgery Degree from prestigious University of Southern California. He continued his dental education in Periodontics and Master of Science in Oral Biology at Boston University.

Dr. Homan Hanasab is specialized in gum disease, dental implant, gum grafting, sinus lift, crown lengthening and bone regeneration. Dr. Hanasab utilizes advanced state-of-the-art techniques such as laser to treat gingivitis, periodontitis or gum disease, place dental implants, all performed gently and in total patient comfort.

Dr. Hanasab works with a unique team of healthcare experts to provide excellence in biological dentistry, metal-free dentistry, full mouth rehabilitation, root canal, braces, invisalign and wisdom tooth extraction. They use the latest technology and minimally invasive techniques to ensure the outmost comfort throughout your treatment which is a big part of American Dental Group practice philosophy.

Dr. Babak Aminpour

Dr. Babak Aminpour

Dr. Babak Aminpour graduated from New York University, College of Dentistry. He then persued his interests in the Oral and Maxillofacial Surgery at Woodhull Medical Center in New York. After completing the six-year residency program in Oral and Maxillofacial Surgery, he continued a one year fellowship in Orthognathic surgery at Swedish Medical Center in Seattle, Washington. Dr. Aminpour has been performing Oral and Maxillofacial Surgery since 1997.

He is highly qualified to perform several major and minor Oral and Maxillofacial Surgery procedures including: Dental Implants, Bone Grafting, Wisdom Teeth Extractions, Facial Reconstructive Surgery, Corrective Jaw Surgery, Pathologies, and Facial Cosmetic Procedures.

Dr. Aminpour is a member California Association of Oral and Maxillofacial Surgery, American Association of Oral and Maxillofacial Surgery and New York State Dental Society.

Dr. Deborah Loh

Dr. Deborah Loh

Dr. Deborah Loh received her Bachelor of Arts degree and Doctor of Dental Surgery (DDS) degree from the University of Southern California. At USC, she was recognized for her professionalism, leadership, and integrity. Following dental school, Dr. Loh furthered her training at Roseman University of Health Sciences and received a certificate in orthodontics and a Master of Business Administration (MBA) degree.

Dr. Loh is a board-eligible member of the Amreican Association of Orthodontics and maintains active membership in numerous professional associations. She cares about her patients’ well-being and strives to ensure that their experience is pleasant each visit.