Antioch Dental Care

Meet Our Antioch Family Dentist and Antioch General Dentists

The doctors of East Bay Dental are committed to providing excellence in dentistry for both new and current patients. As leading dentists in Antioch, our doctors rely on the most modern techniques and technology available to provide patients with the best possible dental care. Dr. Lawrence Wu, Dr. Karam Abdou, Dr. Dalia Ammsso, and Dr. Richard Marasco Jr. are dedicated to establishing open communication with all of their patients in order to keep patients fully informed about their oral health.


Feel free to learn more about the doctors of East Bay Dental below.

Lawrence Wu, DMD

Dr. Lawrence Wu is dedicated to patient comfort and care. He received his bachelor's degree from Boston College and is a 2002 graduate of the University of Pennsylvania, School of Dental Medicine. He also completed his Advanced Education in General Dentistry residency at the University of Pacific, School of Dentistry in 2003.


Highly talented and educated, he has dedicated his professional career to providing you and your family with the best that contemporary dentistry has to offer. Dr. Wu is continually educating himself and his staff on the newest dental techniques and approaches, in order to provide you with state-of-the-art, comfortable, and personalized dental care.


He is a member of the American Dental Association, the California Dental Association, the Alameda County Dental Society, and the Academy of General Dentistry.



  • June 2003 – Training in Prosthetic Treatment Planning of Branemark Implant System
  • August 2002 – Advanced Cardiovascular Life Support (ACLS) Certified
  • July 2002 – Hospital Dentistry, CE 13.5 units



  • American Dental Association
  • California Dental Association
  • Alameda Dental Society
  • Academy of General Dentistry
Richard Marasco Jr., DDS

Dr. Richard Marasco Jr., DDS is a 2013 graduate of UCSF School of Dentistry. His training enables him to triage emergency cases, conduct patient history taking, develop diagnoses and treatment plans using CAMBRA and make referrals for specialty cases. Additionally, his expertise includes working with pediatric and geriatric patients, surgical and non surgical extractions, root canal treatment on single and multi-rooted teeth, removable partial and complete dentures, laser dentistry, current advances in esthetic dentistry and practice management.  He has worked hand in hand with specialists on more advanced cases and is proficient in CEREC one day crown technology. He brings his positive attitude and excellent communication ability to our patients at East Bay Dental.


Dr. Marasco is a member of the American Dental Association, California Dental Association, Contra Costa Dental Society, Academy of General Dentistry, and American Dental Education Association.


In his spare time Dr. Marasco likes to spend time with his family, camping and fishing.

Dalia Ammsso, DDS

Dr. Dalia Ammsso graduated from the University of Pacific, School of Dentistry in 2012.  She is proficient in all aspects of general dentistry and has excellent skills in cosmetic dentistry, and implant restorations.  


Dr. Ammsso has special training in GTR bone graft oral surgery, CAD/CAM Cerec 4.1 all porcelain one day crowns, restorative dental implant dentistry, Invisalign, crown and veneer preparations, and cosmetic dentistry.  She is a member of the California Dental Association, American Dental Association, as well as the ASDA.

Karam Abdou, DDS

Dr. Karam Abdou graduated from the Dental School at University of Cairo in 1979, and moved to the United States in the early 80s. He ran a successful practice in Fremont for 15 years before transitioning to East Bay Dental and Dental Care of Walnut Creek. Prior to that, Dr. Karam Abdou practiced and managed various dental offices throughout the Bay Area. Dr. Abdou is revered among dental colleagues in the Bay Area, having served as mentors to many dentists throughout the years. His soft and kind approach towards patient care has afforded him a strong following in this area. Dr. Karam Abdou is an active member of the American Dental Associate, California Dental Associate, and Contra Costa Dental Society. He has also served on the Dental Board of California as an expert examiners on many occasions. With more than 23 years of clinical experience under his belt, Dr. Abdou is well versed in all aspect of dentistry - concious sedation, Invisalign, cosmetic dentistry, oral surgery, CAD/CAM Cerec 4.1 crowns, dentures, and implants. When not working, Dr. Abdou is busy with his family as well as an avid follower of soccer.