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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 website is the home of Delta Dental of California; Delta Dental Insurance Company; Delta Dental of Pennsylvania; Delta Dental of New York, Inc.; 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.