Contact Us

Labor Union Clients, Members & Providers

          

Group Dental Service of Maryland, Inc.

15400 Calhoun Drive, Suite 300

Rockville, MD 20855

 

Phone: 800-242-0450

 

Email:accountservices@gdsmd.com

 

All Others Inquiries

                 

Group Dental Service

15400 Calhoun Drive, Suite 300

Rockville, MD 20855

 

Phone: 240-283-3500

 

Email:accountservices@gdsmd.com

 















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