HERS Breast Cancer Foundation

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    • Our 17th Annual People with Purpose Gala — May 2, 2026
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San Leandro: 510-969-7758
Livermore: 925-273-7000
Fax: 510-505-9160

 
 

Board of Directors

About/Staff Board Locations Newsletter Employment

Funda Dervisoglu

Funda Dervisoglu

Board Chair (September 2025 – Present), Board Member at Large (May 2019 – September 2025)

  • M.B.A. from Southern New Hampshire University.
  • B.A. from University of Vermont.
  • Funda’s support of HERS is inspired by her mother who is a Breast Cancer survivor.
  • Project Manager at Google.

Gisela Hernandez

Gisela Hernandez

Vice Chair (January 2024 – Present), Board Member at Large (January 2019 – January 2024)

  • Chief Diversity Officer, Washington Health.
  • Previous affiliations include overseeing government and community relations, and communications and marketing programs at Doctors Medical Center, California Executive Fellowship Program, California Trade and Commerce Agency, and Office of Governor Gray Davis Communications Team.
  • B.A., Urban Studies & Planning, and Spanish Literature, U.C. San Diego.

Sanjiv Datt

Sanjiv Datt

Treasurer (January 2024 – Present), Board Member at Large (May 2022 – January 2024)

  • Associate Director of Claims Administration at The Permanente Medical Group (TPMG).
  • Previous experience spans provider and payer operations, management consulting, and healthcare information technology.
  • Member American College Healthcare Executives (ACHE) and Board Member of Northern California Chapter of Healthcare Financial Management Association (HFMA).
  • B.A. in Economics and M.B.A., both from India.

Tammi Tyson

Tammi Tyson

Secretary (January 2025 – Present), Board Member at Large (July 2023 – January 2025)

  • Director of Oncology for the UCSF-Washington Cancer Center at Washington Health.
  • More than 23 years of experience as an oncology nurse; former clinical manager for the outpatient Pediatric Hematology/Oncology/Blood and Bone Marrow Transplant Clinic, the Pediatric Pain and Palliative Care Team, and the Pediatric Infusion Center in Grand Rapids, Michigan.
  • Experience with electronic medical record implementation, new hospital construction, and service-line program development (CAR-T, Oncofertility).
  • Passionate about philanthropic work and community service.
  • MBA, Cornerstone University (emphasis on healthcare management).
  • BSN, Grand Valley State University.

Ratna Tripathi

Ratna Tripathi

Board Member at Large (November 2023 – Present)

  • Global Vice President, People Strategy, DEI&B, and Corporate HR, Omnicell.
  • Human Resources leader with a Global HR Strategy, Employee Development, M&A, and DEI&B background.
  • Over 20 years of experience in the Healthcare Industry.
  • Masters in Personnel Management from Symbiosis Institute of Business Management, India.
  • Bachelors in Economics, Psychology, and Sociology from Pune University, India.
  • Breast Cancer Survivor.

Join Us!

Annual Walk/Run/Yoga Fundraiser
Join us September 27, 2025, at Quarry Lakes in Fremont!

People with Purpose
Join us May 2, 2026 for our 17th Annual People with Purpose Gala

How You Can Help

HERS Breast Cancer Foundation is a 501(c)(3) non-profit organization, Federal Tax ID #94-3309906.

You can help us continue our work in several ways, including donations, sponsorship and volunteer activities.

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