If you would like to speak to someone about your imaging experience, please contact any of the following supervisors directly.  Any correspondence may also be mailed to our corporate office at P.O. Box 60049, Arcadia CA 91066.

General Contact Information

Lila Giang
Director, Operations
Tel: (626) 701-5860
Fax: (626) 701-5854


Patient Portal helpline:

Tel: (626) 821-8160


Scheduling and Authorizations

Annabelle De La O
Director, Service Center
Tel: (626) 229-8969
Fax: (626) 698-7229


Billing Information

Stephanie Hatton
Director, Revenue Cycle 
Tel: (626) 821-8139
Fax: (626) 821-0142


Business Development and Marketing

Veronica Castillo-Grigolla
Physician Relations Director
Tel: (626) 701-7044


Location Contact Information

Huntington-Hill Imaging Center – Fair Oaks

Lila Giang
Director, Operations
625 S. Fair Oaks Avenue, Suite 180
Pasadena, CA 91105
Tel: (626) 772-4455
Fax: (626) 445-1124


Huntington-Hill Imaging Center – Cordova

Marisela Longoria
Imaging Center Manager
751 Cordova Street
Pasadena, CA 91101
Tel: (626) 772-4455
Fax: (626) 445-1124


Huntington-Hill Imaging Center – Glendora

Monica Chrisney
Imaging Center, Assistant Manager
130 W Route 66, Suite 110
Glendora, CA 91740
Tel: (626) 772-4455
Fax: (626) 445-1124

Huntington-Hill Imaging Center – West Covina

Sandra Mancia R.T. (MRI)(M)(R)(ARRT)
Imaging Center Manager
1509 W. Cameron Avenue, Suite D-100
West Covina, CA 91790
Tel: (626) 772-4455
Fax: (626) 445-1124


Jim and Eleanor Randall Breast Center

Daina Nasir
Clinics Manager/Mammography Supervisor
625 S. Fair Oaks Avenue, Suite 140
Pasadena, CA 91105
Tel: (626) 793-6141
Fax: (626) 796-0172

Debra Villalpando
Clerical Supervisor
625 S. Fair Oaks Avenue, Suite 140
Pasadena, CA 91105
Tel: (626) 793-6141
Fax: (626) 796-0172


Huntington-Hill Breast Center – Arcadia

Lila Giang
Imaging Center Manager
301 W. Huntington Drive, Suite 617
Arcadia, CA 91007
Tel: (626) 701-5860
Fax: (626) 701-5854

For general questions/comments fill out the form below. We will get the appropriate person in touch with you as soon as possible. 

PLEASE DO NOT:

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  • request appointments via this form; instead call 626-698-7266.

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