Chapter Leadership - Bios


Executive Officers

Bridget Burke, President

Originally from New York City, Bridget attended Columbia University and held positions as Chief Technology Officer at Interlogix, United Technologies Corp.; Vice President, Chief Information Officer and Chief Security Officer at HID; and served as Chair of the ASIS Global Information Technology Security Council.


Bridget was appointed to the HIMSS Northern California Board in 2019 and previously served as Education Committee Chair, Clinical Advisory Council Chair, North Bay Meetup Founder, and launched the Nursing Informatics Special Interest Group. She enjoys cultivating collaborative relationships and developing opportunities that enable HIMSS members and affiliate healthcare organizations to expand their expertise and professional networks.

Sofia Chancey, President-Elect & Membership Committee Chair

Sofia is an accomplished executive with over 22 years of success in the healthcare, technology, and telecommunications industries in the US and Australia. Leveraging extensive experience as a liaison between technology departments and business teams, she is a valuable asset for established and growth businesses aiming to incorporate technology for market disruption.

Sofia is a co-founder of Pangalo Group, a strategy and learning studio. Passion Persuades is our ethos, underpinning everything we do, fueling our expertise to build innovative, inclusive and culturally diverse teams. Prior to co-founding Pangalo Group, Sofia was a Managing Director with Accenture focusing on clients in Healthcare and Public Service.

Sofia holds a Bachelors of Science in Nursing degree and started her career in the cardiovascular intensive care unit at Order of Saint Francis Medical Center in Illinois. This is Sofia’s 2nd year on NorCal HIMSS board. She currently serves as the Education Committee Chair focusing on engaging committee members by providing educational content and opportunities for learning, networking and collaboration.

Jenni Bendfeldt, Past-President

Working in healthcare for over 13 years, Jenni is a pragmatic leader on a mission to improve healthcare through creativity, technology, empathy, and innovation. Jenni has been a member of the NorCal HIMSS board since 2015, first as a volunteer for events, then as membership chair before being appointed to the Executive Committee as Secretary. Jenni has spearheaded initiatives to improve chapter operations, introduce data insights into decision-making processes, and bring insights from some of healthcare’s greatest thought leaders to our membership. Jenni is the Founder & CEO of RecastHealth, a consulting firm that works with digital health startups and recently began working as a consultant for Kaiser Permanente. She’s published several articles related to healthcare innovation and presented her insights to audiences across the US. Jenni is also a guest lecturer for UC Berkeley: DeCAL Future of Healthcare Class and judges healthcare startup pitch contests.


She holds a Bachelor’s degree in Nutritional Science/Dietetics and Psychology from the University of Nebraska-Lincoln and a Masters Degree in Healthcare Administration from Suffolk’s Sawyer Business School. In 2020, Jenni received designation as a HIMSS Fellow (FHIMSS) as a result of her contributions over the years. In her free time Jenni enjoys cooking, reading, and finding new ways to stay connected to family and friends.

Lauren Mock, Secretary & Programs Committee Chair

Lauren Mock has been a member of the HIMSS NorCal Board since 2017, but first joined the Chapter in 2012 as a student member serving on the Education Committee. Lauren was presented the HIMSS Foundation’s Northern California Chapter Scholarship in 2015, and has continued her support of chapter initiatives by volunteering on the Programs and Marketing Committees, chairing the Programs Committee, and most recently, undertaking the role of Secretary. Lauren is interested in the nexus of healthcare, data, technology and business and is fascinated by how they all mesh together to improve health outcomes.

Lauren comes from Apple, Kaiser Permanente, HIMSS, and Sutter Health working in the strategic applications of mobile technologies, innovative health information, lean medicine, and healthcare technology, management and policy. She graduated from the University of California, Berkeley, with degrees in Public Health and Public Policy.

Jeff Hawley, Treasurer

Jeff has been a member of HIMSS since 1997 and a member of the Northern California Chapter Board for seventeen years. He has been an officer of the Chapter for 15 years having served as President twice and Treasurer three times. He has served on various committees as member and Chairperson and is currently the Treasurer. In addition, he has been a reviewer and moderator for the National HIMSS Education Committee for 5 years. On the National front, he served as member, Vice Chair and Chair, Chapter Leaders Task Force for HIMSS National over a 5-year period. Jeff is a seasoned health care professional with a combined background in clinical laboratory medicine, information technology, healthcare vendor experience and IT Healthcare consulting. He is a Clinical Laboratory Scientist by training including clinical and anatomic pathology.

Jeff has served as Director of a clinical laboratory, CIO of a community faith-based hospital, Director of Sales and Support, Western Region for a healthcare software vendor and is currently a healthcare consultant with extensive national and international experience managing numerous IT system selections, implementations, strategy, planning, assessments and IT system transformations. Jeff has worked with large academic medical centers and integrated delivery systems, community hospitals, federal and state-level institutions and government health ministries in Canada, Ireland, the United Kingdom, Sweden, Finland and Chile. Jeff is a Principal with Impact Advisors, a Best In KLAS consulting firm specializing in strategic advisory and implementation services in the healthcare IT arena.



Nancy Hall, Advocacy Chair

Nancy has over 20 years of Healthcare Information Technology experience, and has worked in the government, not-for-profit, and private Health sectors implementing information technology and developing strategies and plans that align technology with the goals of the business. Nancy has worked extensively with physicians, having lead information technology for several Medical Groups in her career. Currently she is the Chief Information Officer at MedAmerica/CEP America, the third largest Emergency Physician Medical Group in the country.

Ms. Hall is an experienced public speaker and facilitator and participates in speaking forums on Information Systems and Strategic Planning, facilitates and leads strategic planning sessions, and is active in advocacy and healthcare policy at the state and national level. Ms. Hall is a member of the College of HealthCare Information Executives and is a Certified Healthcare CIO.

Nik Tehrani, Education Chair

Dr. Nik Tehrani is a member of HIMSS at both local and national level. As an active member of Northern California HIMSS Chapter, he serves as the Co-Chair of Education Committee as well as a member of the Innovation and Technology committee. His interests are developing marketing tools for patient engagement, digital health, and enhancing patient experience. Dr. Nik Tehrani is Vice President of Business Development of DynoSense Corp., and has over 25 years’ experience in business management, marketing, and supply chain development and implementation.

He has also over 15 years of teaching experience as a lecturer and professor at various prestigious universities in the San Francisco Bay Area. Prior to DynoSense, he was President and CEO of Savitron, Inc., an Electronic Manufacturing Solution Company; Global Director of Program Management at Sanmina-SCI, a leading EMS provider; Managing Director and Founder of Majital Solutions, a marketing and engineering consulting company; and Vice President of Marketing and Engineering of ACI, an Electronic Manufacturing Company. A mentor and doctoral student advisor, Dr. Tehrani is also author of several textbooks and peer-reviewed medical journal articles.

Dmitriy Reznik, Education Vice Chair

Dmitriy is a Medical Informatician with 15 years of healthcare industry experience. As a Physician Assistant, he has been practicing medicine in a variety of clinical settings across three specialties: Psychiatry, Occupational Health, and Pain Management. His work in the public sector includes Medical Risk Management at Metropolitan Transportation Authority (MTA), the largest provider of public transportation in North America. Dmitriy has received graduate education in Health Informatics at Northeastern University in Boston. His work on opioid prescribing pattern recognition has been awarded by a National Institute on Drug Abuse (NIDA), one of the National Institutes of Health (NIH). He was one of the key players who have created the first psychiatric virtual Partial Hospitalization Program in the nation amid the pandemic. 

Dmitriy is a Health Technology advisor at a behavioral health center in Bay Area. He currently serves as Vice Chair of the Education Committee for HIMSS NorCal. He is on the advisory board of several Health IT startups and is actively involved in the development and validation of products. Dmitriy’s meme about mechanical keyboard switches collected over 3400 likes on Reddit. 

Steven Zhang, Membership Vice-Chair

Steven has been involved with HIMSS northern California since 2019 and played an active role in HIMSS annual E-patient Summit for the past two years. Steven spent the majority of his career in business analytics, supply chain, process improvement, entrepreneurship, and retail.

Steven pivoted into Healthcare IT by obtaining his graduate degree in Healthcare Informatics from the University of San Diego. Steven wants to use all that he learned to improve patient outcomes through the use of technology and data.



Lori Schulman, Marketing Chair

Lori is an experienced and entrepreneurial health-tech marketing and sales leader in medical devices and health IT focused on alliance partnerships and marketing campaigns in disruptive technologies. With 20+ years in health tech, her career really began in 2011 when she was recruited to work at a medical device startup. It was at ApniCure that she realized that innovative technologies were on the horizon that would give patients and clinicians more diagnostic and treatment options and improve health outcomes.


Since then, she has held various leadership roles at cutting edge startups and global organizations ranging from iRhythm Technologies to Roche Diagnostics Information Solutions. She joined HIMSS NorCal’s board this year as Marketing Chair after serving three years as a marketing committee member. Lori also serves as an advisor to HealthTech Women and is a UCSF Health Hub Start Up Advisor/Mentor.

Penny Zheng, Marketing Vice Chair

Penny joined the HIMSS NorCal Chapter in 2020. She is currently a Consultant at Cloudmed (formerly Triage Consulting Group), where she focuses on helping hospital clients optimize their revenue cycle and operations to prevent revenue losses. She graduated from the University of California, Berkeley in 2020, where she studied Public Health and Economics. 

During her time in college, she interned at various companies in the pharmaceutical and medical technology industries, as well as at a digital health start-up, prior to starting her full-time role at Cloudmed. At UC Berkeley, Penny was the head facilitator for a student-run speaker series called "The Future of Healthcare", in which healthcare professionals were invited each week to discuss various topics and trends at the intersection of business, healthcare, and technology. 

Emily Ly, Programs Vice Chair

Emily Ly has held a range of health administrative support roles since 2017 at Dignity Health and had recently joined UCSF as a practice coordinator in July 2020. She first joined the HIMSS NorCal Chapter as a student member and volunteer in May 2020, but quickly took on a major role on the HIMSS Spring 2021 e-Patient summit programs committee. Finding her passion in program planning, she helped plan and host the two-day e-patient summit conference in February 2021.

Emily is passionate about making healthcare more accessible for patients who are non-affluent in English. Emily graduated from San Jose State University with a degree in Public Health and is currently pursuing her Master’s degree in Health Administration at the University of Southern California.