Management Team

To contact a member of our management team, please email us at info@hillmedical.com or call us at 626.772.HILL (4455).

Wayne-Baldwin-headshot-e1784164659129.jpg

Wayne Baldwin
Chief Executive Officer

Lila-2-scaled-e1748887436299-1024x1024.jpg

Lila Mendoza
Vice President of Operations

3.png

Laura Tierney
Chief Financial Officer

16.png

Sandra Mancia
R.T.(MRI)(M)(R)(ARRT)
Imaging Center Manager
Huntington-Hill Breast & Imaging Center, West Covina

14.png

Marisela Longoria
Imaging Center Manager
Huntington-Hill Breast & Imaging Center, Glendora

Chrissy-2-scaled-e1748887869505.jpg

Crissy Escobedo
R.T.
Imaging Center Manager
Huntington-Hill Breast & Imaging Center, Fair Oaks

Kristyn-1-scaled-e1748888083499.jpg

Kristyn Gonzalez
Imaging Center Manager
Huntington-Hill Breast & Imaging Center, Cordova

8.png

Annabelle De La O
Director, Service Center

12.png

Veronica Grigolla
Director, Physician Relations

5.png

Stephanie Hatton
Director, Revenue Cycle

11.png

Beth Filip
Director, Quality and Compliance

9.png

Howard Yang
Director, Information Technology

10.png

Marc Behun
Director, Integration

Sarah-Collins-HR-Director.png

Sarah Collins
Director, Human Resources

7.png

Joanna Richardson
RIS Applications/Medical Records Manager

© 2026 THE HILL MEDICAL CORPORATION. All rights reserved.
Notice of privacy practices. Privacy Policy.

All offices will be closed on July 3 & 4, 2026.