Contact Us

Phone: (562) 888-1415

Fax: (562) 424-1826

Toll Free Number: (866) 823-1415

Network Relations Fax: (562) 676-9696

UM In-Patient Fax: (562) 888-9086

UM Out-Patient Fax: (562) 888-9096

Credentialing Fax: (562) 676-9698           

3900 Kilroy Airport Way, Suite 110, Long Beach, CA 90806

E-mail us at: info@ecmso.com