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

Cathy Vesolowski
V.P. of Operations
Tel: (626) 793-6141
Fax: (626) 229-8988

Sherry Freeman
Director, Clinical Operations
Tel: (626) 229-8969
Fax: (626) 229-8988


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 Specialist
Tel: (626) 701-7044


Location Contact Information

Huntington-Hill Imaging Center
Fair Oaks

Lety Perez
Clerical Supervisor
625 S. Fair Oaks Avenue, Suite 180
Pasadena, CA 91105
Tel: (626) 229-8969
Fax: (626) 229-8988


Huntington-Hill Imaging Center
on Cordova

Nicholas Schumann R.T.(R)(MR)(CT)
Imaging Center Manager
751 Cordova Street
Pasadena, CA 91101
Tel: (626) 577-2424


Hill Imaging Center
Glendora

Yvette Lemus R.D.M.S, R.V.T
Imaging Center Manager
130 W Route 66, Suite 110
Glendora, CA 91740
Tel: (626) 914-3384

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) 962-3525


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

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

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