We are committed to providing you with the best available healthcare and the finest possible billing services. Should our billing service not meet your expectations or if you have questions, please contact Patient Account Services at (866) 656-8780, Mon - Fri: 8:00am - 6:00pm, or fax (800) 561-1743.

Please note: As you are aware, general internet e-mail is not secure. We recommend that items considered confidential or private in nature not be communicated through e-mail (i.e.- social security numbers, diagnosis information, credit card numbers, etc.). When conveying confidential information, please contact the Business Office directly at the phone number listed on your statement.

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Please send all emails to CustomerService@Parallon.com.

ER Doctors Billing - Quest Care
(800) 540-0429
P.O. Box 869326
Plano, TX 75086

Radiologists Billing - Radiology Associates
(877) 718-5728
816 W. Cannon Street
Ft. Worth, TX 76104

Pathology / Lab Billing - Ameripath (Unipath)
(800) 890-6220
P.O. Box 809030
Dallas, TX 75380-9030