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Delta Dental appreciates the opportunity to provide you with quality dental benefits and world-class Customer Service.

Online Inquiries

To file a patience grievance online, use one of the following forms:

Phone and Mail Inquiries

Delta Dental Premier and Delta Dental PPO Customer Service

Call toll-free:
Monday through Friday, 5:00 a.m. to 5:00 p.m., Pacific time
Or write to:
Delta Dental of California
P.O. Box 997330
Sacramento, CA 95899-7330
Send written grievances to the address above or fax them to 916-631-6374. You can also report a grievance to Customer Service by phone at 888-335-8227 (toll-free).

Online Services

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© Delta Dental. This site is the home of Delta Dental of California, Delta Dental of New York, Inc., Delta Dental Insurance Company, Delta Dental of Pennsylvania, Delta Dental of the District of Columbia, Delta Dental of Delaware, Inc., Delta Dental of West Virginia, Inc. and their affiliated companies. For other Delta Dental Plans Association member companies, visit the Delta Dental Plans Association website.