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Meet Our Dentist

Heather Simpson, D.D.S.

Born and raised in Yorba Linda, Dr. Simpson graduated with a degree in Psychology from the University of California, Santa Barbara and continued her education with a Masters in Marriage and Family Therapy from Chapman University. While continuing her educational journey, she worked as an assistant at her father’s dental office, which grew her passion for dentistry. After graduating from USC Dental School, Dr. Simpson worked as an associate dentist in the local community until she established Diamond Dentistry in 2023. She hopes to build a legacy of care and compassion for her patients that will instill trust and carry her through the years. Dr. Simpson is a certified Invisalign Preferred Provider and a member of the American Dental Association, the California Dental Association, and the Orange County Dental Society. Dr. Simpson prides herself in taking continuing education courses to enhance her skills and better serve her patients.


Outside of work, Dr. Simpson enjoys spending time with her husband and four young children.

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