Clinic Billing Information

HSDC’s Billing department provides professional billing service for our Audiology and Speech clinics.

If you have questions about your account or would like to make a payment, please contact us using one of the methods below.


Phone (voice): 206-388-1270
Fax: 206-388-1292


Monday-Friday, 8:30am-5:00pm
Closed 12:00pm-1:00pm


Seattle office, Floor 1

Clinic Billing Staff

Click on a staff member’s picture to learn more about them.

  • Mario Zelaya

    Mario Zelaya

    Clinic Billing & Collections Specialist Lead

  • Tina Nguyen

    Tina Nguyen

    Speech Program Assistant & Clinic Billing Support