Donald Dobbs, DDS, Dental Director
Dr. Dobbs graduated from The University of Pacific Dental School in 1977. He practiced general family dentistry in the bay area, owning several private offices with his wife, Dr. Grau. His clinical interests include pediatric dentistry as well as adult restorative procedures.
“After years of private practice, it is an honor to provide care to a segment of our community that has such a great need.”
Waltraut Grau, DDS
Dr Grau has been practicing dentistry for 31 years, and has owned 2 private offices in Marin and Sonoma counties. She graduated from Case Western Reserve University Dental School in Cleveland, Ohio and moved to California to enjoy better weather and the cultural diversity. Her first job was in a pediatric dental clinic in Oakland, California and she is very much enjoying practicing pediatric dentistry again.
“I try to do treatment well, do it fast, make the kids laugh and promise to come back.”
Sieow Ong, DDS
Dr. Ong is a graduate of the University of the Pacific Advanced Education in General Dentistry program in San Francisco, California. She is also a graduate of the University of Michigan’s Doctor of Dental Surgery program in Ann Arbor, Michigan.
“It is a pleasure to work with such a dedicated staff and to serve some of the most vulnerable individuals in the County.”
Hermina Chan, DMD
Dr. Chan worked as a computer engineer for three years before she realized her passion for working with and helping others. She found dentistry to be both challenging and rewarding. In 2009 Dr. Chan graduated from the Kornberg School of Dentistry at Temple University in Philadelphia.
“It is an honor to be able to work with the wonderful staff here at Sister Ann Dental Clinic. I always enjoy seeing the kids leave here with a BIG smile on their faces.”
